Saturday, January 31, 2009

Finding Cheap Computer Deals to Upgrade Your Computer
by: Nicky Pilkington
It seems that the time that it takes for computers to become obsolete is shortening more than ever. If you go out and purchase a top-of-the-line computer, it is very likely that in less than six months it will no longer be considered top-of-the-line. If you currently have a computer and you want it to be able to perform more functions, you don’t have to get rid of it and spend a lot of money on a new system. You can simply purchase components to upgrade your computer. If you seriously consider upgrading your computer, now is a perfect time to do so. As with computers, prices of computer components are at an all-time low. Depending on they type of specifications you’re after, you can spend as little as three hundred dollars to update your desktop or laptop computer.

Finding all the components you need to upgrade your own computer system is as easy as visiting findcheapcomputers.com. This website features detailed information about parts and includes a buyer’s guide to make buying your components a snap. The first task that you need to perform to upgrade your computer system is to make a list of the computer’s specifications. If you’re not sure what specs you want the system to have, you can consider what you will do most with the computer and then generate a list of specifications. People typically choose to upgrade their existing computer systems because it does not include a particular component to enable them to perform a particular task.

A processor is an important component in your computer. Whether or not you should upgrade your processor depends on the tasks you will perform with the computer and the type of processor that currently exists in your computer. If the system you are planning to upgrade does not use one of the fast processors on the market, you may want to invest in a motherboard bundle that includes a motherboard, CPU, and fan. These bundles generally cost less than if you were to buy the parts separately. Of course, you could purchase an Intel Celeron with a speed of 2.6 gigahertz or an AMD Athlon 2700+. Both of these processors are sufficient for general computer use as well as browsing the Internet and gaming.

In addition to the processor, you will probably want to upgrade your system with memory, a graphics card or video card, a monitor, and keyboard and pointing device. Finding cheap computer deals of these components should be easy since activities that require high-quality video such as gaming are very popular. The important thing to remember when shopping for these components is that you need to make sure they are compatible with your system. For example, an AGP graphics card is an excellent choice if you plan to do a significant amount of gaming because it processes graphics faster. However, your motherboard will need to have an AGP slot. If you’re not sure which components are most compatible, the website findcheapcomputers.com features information about computer components that are not only compatible with most systems, but that are also cheap.

About the author:
FindCheapComputers.com offers solutions for computer users on a budget. Information on sourcing cheap computer parts and building computers is available on the website.


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All About Computer Viruses
by: Kara Glover


Feel Free to reprint this article in newsletters and on websites, with resource box included. If you use this article, please send a brief message to let me know where it appeared: kara333@earthlink.net

Word Count = 1,500
Word Wrapped to 60 characters per line
URL: http://www.karathecomputertutor.com
Author photo: http://www.karathecomputertutor.com
Date of copyright: November 2004

All About Computer Viruses
by Kara Glover
kara333@earthlink.net

Your computer is as slow as molasses. Your mouse freezes every 15 minutes, and that Microsoft Word program just won’t seem to open.

You might have a virus.

Just what exactly is a virus? What kind is in your computer? How did it get there? How is it spreading and wreaking such havoc? And why is it bothering with your computer anyway?

Viruses are pieces of programming code that make copies of themselves, or replicate, inside your computer without asking your explicit written permission to do so. Forget getting your permission down on paper. Viruses don’t bother to seek your permission at all! Very invasive.

In comparison, there are pieces of code that might replicate inside your computer, say something your IT guy thinks you need. But the code spreads, perhaps throughout your office network, with your consent (or at least your IT guy’s consent). These types of replicating code are called agents, said Jimmy Kuo, a research fellow with McAfee AVERT, a research arm of anti-virus software-maker McAfee Inc.

In this article, though, we’re not talking about the good guys, or the agents. We’ll be talking about the bad guys, the viruses.

A long, long time ago in computer years, like five, most viruses were comprised of a similar breed. They entered your computer perhaps through an email attachment or a floppy disk (remember those?). Then they attached themselves to one of your files, say your Microsoft Word program.

When you opened your Microsoft Word program, the virus replicated and attached itself to other files. These could be other random files on your hard drive, the files furthest away from your Microsoft Word program, or other files, depending on how the virus writer wanted the virus to behave.

This virus code could contain hundreds or thousands of instructions. When it replicates it inserts those instructions, into the files it infects, said Carey Nachenberg, Chief Architect at Symantec Research Labs, an arm of anti-virus software-maker Symantec. Corp.

Because so many other types of viruses exist now, the kind just described is called a classic virus. Classic viruses still exist but they’re not quite as prevalent as they used to be. (Perhaps we could put classic viruses on the shelf with Hemingway and Dickens.)

These days, in the modern era, viruses are known to spread through vulnerabilities in web browsers, files shared over the internet, emails themselves, and computer networks.

As far as web browsers are concerned, Microsoft’s Internet Explorer takes most of the heat for spreading viruses because it’s used by more people for web surfing than any other browser.

Nevertheless, “Any web browser potentially has vulnerabilities,” Nachenberg said.

For instance, let’s say you go to a website in IE you have every reason to think is safe, Nachenberg said.

But unfortunately it isn’t. It has virus code hidden in its background that IE isn’t protecting you from. While you’re looking at the site, the virus is downloaded onto your computer, he said. That’s one way of catching a nasty virus.

During the past two years, another prevalent way to catch a virus has been through downloads computer users share with one another, mostly on music sharing sites, Kuo said. On Limewire or Kazaa, for instance, teenagers or other music enthusiasts might think they’re downloading that latest Justin Timberlake song, when in reality they’re downloading a virus straight into their computer. It’s easy for a virus writer to put a download with a virus on one of these sites because everyone’s sharing with everyone else anyway.

Here’s one you might not have thought of. If you use Outlook or Outlook Express to send and receive email, do you have a preview pane below your list of emails that shows the contents of the email you have highlighted? If so, you may be putting yourself at risk.

Some viruses, though a small percentage according to Nachenberg, are inserted straight into emails themselves.

Forget opening the attachment. All you have to do is view the email to potentially get a virus, Kuo added. For instance, have you ever opened or viewed an email that states it’s “loading”? Well, once everything is “loaded,” a virus in the email might just load onto your computer.

So if I were you, I’d click on View on the toolbar in your Outlook or Outlook Express and close the preview pane. (You have to click on View and then Layout in Outlook Express.)

On a network at work? You could get a virus that way. Worms are viruses that come into your computer via networks, Kuo said. They travel from machine to machine and, unlike, the classic viruses, they attack the machine itself rather than individual files.

Worms sit in your working memory, or RAM, Nachenberg said.

OK, so we’ve talked about how the viruses get into a computer. How do they cause so much damage once they’re there?

Let’s say you’ve caught a classic virus, one that replicates and attacks various files on your computer. Let’s go back to the example of the virus that initially infects your Microsoft Word program.

Well, it might eventually cause that program to crash, Nachenberg said. It also might cause damage to your computer as it looks for new targets to infect.
This process of infecting targets and looking for new ones could eventually use up your computer’s ability to function, he said.

Often the destruction a virus causes is pegged to a certain event or date and time, called a trigger. For instance, a virus could be programmed to lay dormant until January 28. When that date rolls around, though, it may be programmed to do something as innocuous but annoying as splash popups on your screen, or something as severe as reformat your computer’s hard drive, Nachenberg said.

There are other potential reasons, though, for a virus to cause your computer to be acting slow or in weird ways. And that leads us to a new segment – the reason virus writers would want to waste their time creating viruses in the first place.

The majority of viruses are still written by teenagers looking for some notoriety, Nachenberg said. But a growing segment of the virus-writing population has other intentions in mind.

For these other intentions, we first need to explain the “backdoor” concept.

The sole purpose of some viruses is to create a vulnerability in your computer. Once it creates this hole of sorts, or backdoor, it signals home to mama or dada virus writer (kind of like in E.T.). Once the virus writer receives the signal, they can use and abuse your computer to their own likings.

Trojans are sometimes used to open backdoors. In fact that is usually their sole purpose, Kuo said.

Trojans are pieces of code you might download onto your computer, say, from a newsgroup. As in the Trojan War they are named after, they are usually disguised as innocuous pieces of code. But Trojans aren’t considered viruses because they don’t replicate.

Now back to the real viruses. Let’s say we have Joe Shmo virus writer. He sends out a virus that ends up infecting a thousand machines. But he doesn’t want the feds on his case. So he instructs the viruses on the various machines to send their signals, not of course to his computer, but to a place that can’t be traced. Hotmail email happens to be an example of one such place, Kuo said.

OK, so the virus writers now control these computers. What will they use them for?
One use is to send spam. Once that backdoor is open, they bounce spam off of those computers and send it to other machines, Nachenberg said.

That’s right. Some spam you have in your email right now may have been originally sent to other innocent computers before it came to yours so that it could remain in disguise. If the authorities could track down the original senders of spam, they could crack down on spam itself. Spam senders don’t want that.

Ever heard of phishing emails? Those are the ones that purport to be from your internet service provider or bank. They typically request some information from you, like your credit card number. The problem is, they’re NOT from your internet service provider or your bank. They’re from evil people after your credit card number! Well, these emails are often sent the same way spam is sent, by sending them via innocent computers.

Of course makers of anti-virus software use a variety of methods to combat the onslaught of viruses. Norton, for instance, uses signature scanning, Nachenberg said.

Signature scanning is similar to the process of looking for DNA fingerprints, he said. Norton examines programming code to find what viruses are made of. It adds those bad instructions it finds to its large database of other bad code. Then it uses this vast database to seek out and match the code in it with similar code in your computer. When it finds such virus code, it lets you know!

©2004 by Kara Glover














About the author:
Kara Glover is a Computer Tutor and Troubleshooter.
You can find her articles and tutorials on topics such as
Microsoft Word®, Excel®, and PowerPoint® on her website: http://www.karathecomputertutor.com



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A Guide To Basic Computer Terminology
by: Bonnie Archer
Ram? Mouse? One is an animal and one is a rodent right? Ram...that is the zodiac sign for Aries... If this is what these words mean to you than you can surely use this quick glossary of computer terminology. It would be a good idea to read through them before purchasing a computer because these are things you should know about first. If you already have a computer then these computer terms can help you know what to do if your new computer equipment is unfamiliar. Also, this computer terminology can help you if you have to call in for technical help.

Okay lets go!

Cache: Cache is another type of memory kindred to RAM. The computer uses cache to quickly move data between the RAM and the CPU.

CD-ROM Drive: Most new computers now come with a CD-ROM drive as standard equipment. A CD-ROM drive reads data from a disc. These CDs look like a music CD, but hold data instead of music. CD-ROMs also contain games, dictionaries, recipe files, and lots of other things that you can load onto your computer.

CPU: The CPU, or central processing unit, is the brains of the computer. Most new Windows based programs use a Pentium processor or a AMD Athlon XP. New Macs use a different type of CPU called Power PC.

Disk Drive:Virtually all computers come with a disk drive that can read and save information on portable diskettes, also called floppy disks. You can use floppy disks to save information or to load new software onto your computer.

Hard Drive: The hard drive is also called the hard disk. You'll probably never see it because it is nestled inside your computer. It's the computer's electronic filling cabinet, and it stores the computer's operating system, files, programs and documents.

Keyboard: Just like a typewriter keyboard, this device is the primary way of inputting data into the computer programs.

Megahertz (MHz): This is the clock speed of the microprocessor. The higher the number, the quicker the information is processed. MHz relates to how many millions of instructions can be processed per second.

Memory:This is the circuitry or device that holds information in an electrical or magnetic form. There is read-only memory (ROM), which is information primarily stored on a disk, and random-access memory (RAM), which is chip-based storage inside the computer. Memory is typically measured in megabytes (MBs).

Modem:This mechanism connects a computer to a phone line so information can be sent from one computer to another or the user can access an on-line service or the Internet. In view of the popularity of the Internet, a modem is now considered basic equipment and comes on practically all-new computers. Most modems come with fax capabilities.

Monitor: An output device that allows you to see what you are doing (it is what you are looking into right now to see this). Most computers come with 14 or 15-inch monitors. This size is good for most people's needs. Larger 17 or 21-inch monitors also are available, but may cost more. Myself, I prefer the 17-inch.

Motherboard:The motherboard is the circuit board that everything in the computer plugs into. The CPU, RAM and cache all plug into the motherboard.

Mouse: The mouse is another input device that makes getting around in your computer easier. It is a handheld object that is good for doing tasks such as moving and pointing to objects on the screen, and can replace the function and control keys of the keyboard. (If you need a lesson on how the mouse works and how to use it click here for a tutorial.)

Printer: A printer is an essential part of the computer if you want a hard copy of your work. There are four types of printers on the market: dot matrix, inkjet, bubble jet and laser. The dot matrix is the most basic. Most inkjets and bubble jets can print color and graphics, and a laser printer offers the best resolution at the highest speed.

RAM:Computers save data in two ways: on the hard drive and in random access memory or internal memory. New computer buyers should look for models with at least 16 MBs of RAM (or more, depending on what types of programs you'll be running). Make sure that the computer can be upgraded.

Scanner:A scanner is a useful accessory to have if you are working with lots of artwork or photos. This device can copy written documents, pictures or photographs directly into your computer. There are three types of scanners: handheld, hopper-feed and flatbed.

Sound Card: This device allows your computer to reproduce music, sounds and voices. Make sure you have a sound card if you're planning to play multimedia games.

Video Card: The video card is the part of the computer that sends the images to the monitor.

Well there you have it, a quick course on computer terms. I hope it has helped to guide you in your purchase of a new computer; or to help you with the one you have.

About the author:

About The Author
B. Archer is a successful author and publisher of
http://www.A1-computers.net- A great source of
information about computers and computer accessories.

Check Out Our Blog!
http://a1-computers.blogspot.com


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Saturday, January 24, 2009

Computers Are Not Scary
by: Lucas Gentry
Do you remember when you were a kid, and saw your first automobile? To the older crowd, the answer might be yes. To them, the first automobile was most-likely an object of wonder. It wasn't necessarily a thing to be feared, just an unknown. It was something that you had heard of, but hadn't had any experience with it. It wasn't scary.

To most everyone else, you don't remember your first time you saw an automobile, because they've just always been around. You aren't scared of them because you are familiar with them. The youngest generation of youth feel the same way about computers.

Many of you may remember the first time you saw a computer. It was a strange thing that you weren't familiar with. To some of you, it was exciting. To others, it wasn't. But somewhere along the line, you decided that using a computer was something that only younger (or more "gifted") people should do.

We're past the age when cars are for only the most wealthy. Now, everyone has a car. In previous days, it was perfectly fine to walk everywhere. Some still do that, but most have learned to drive. In these days, there are still some who can "get around" just fine without the use of a computer, but most people use them multiple times in a week.

In the same way, however, that most people see cars, the younger generations see computers. Computers are not something to fear. They're only something that you're not familiar with. That doesn't make them bad. And it doesn't make YOU bad.

So in the same way you have gotten used to cars, go ahead and have some fun with computers. Play around. You won't break it, just like you didn't break your car the first time you got in it. Go for it! Have Fun!


About the author:

=============================================
For more articles like these and a Free
Online Encyclopedia of Computer Stuff (geared
to those who don't know computers), check out
http://www.christiannerds.com
=============================================


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Thursday, January 22, 2009

Build and Maintain Websites For Profit
by: J. Stephen Pope
Even with limited knowledge and experience, you can
build and maintain websites for profit. Here are
just some ways you can do so.


1. Develop Websites for Local Businesses


Approach local business persons and sell them on the
necessity and financial benefits of having a
professional website. Local advertising may get you
started as well, but expect to get a large portion of
your business from referrals.

Charge your clients for the initial design and setup
of the website. Work with them to develop a theme for
their site based on their unique advantages over the
competition. Keep the site simple to start with so
that the cost of producing it is not prohibitive to
the business and you can complete it profitably in a
short time.

In this business, you can also make money on the
maintenance and ongoing support of the website.
Charge recurring monthly fees for such services needed
as web hosting, updates and improvements to the site`s
content, search engine optimization and submission,
increasing traffic, traffic analysis, mailing list
production and maintenance, and much more.

You don`t have to be a master Internet programmer to
provide needed, additional services. There are many
free and low cost sources of scripts and other resources
available to you on the Internet. Offer your clients
(and charge extra for) flash introductions, animated
graphics, syndicated content, traffic counters,
submission forms, chat rooms, pop-up windows,
autoresponders, and more.


2. Sell Websites on the Internet


Build web stores, search engines, shopping portals, and
other websites and sell them on the Internet.

Some develop sites from templates sold by others.
Others build websites from scratch. These websites have
been sold on the Internet as turnkey businesses through
eBay and other websites.

Another option is to take existing free services and
resell them. For example, you could take advantage of
free web stores available to you on the Internet.
Register a suitable domain name, obtain free or low
cost web space, and host that free store at your
domain on your web space. Promote your website and
increase traffic. Finally, sell your website to the
highest bidder on eBay. Be sure that either your
Reserve Price or Opening Bid is high enough to make it
profitable to you. You will need to transfer the domain
name to the buyer.


3. Become an Internet Marketer


Build your own unique website based on a niche theme
that has a sufficient market. Then tie in your content
with appropriate affiliate programs and your own as well
as other peoples` products and services.

To increase commissions and sales, you will need to
regularly maintain your site by updating content,
increasing targeted traffic, adding appropriate products
and services, et cetera.


These, then, are just a few ways that you can profit
financially from building and maintaining websites.



About the author:
J. Stephen Pope, President of Pope Consulting Inc.,
has been helping
clients to earn maximum business profits for over
twenty-five years.

For valuable Work at Home Small Business Ideas, visit http://www.yenommarketinginc.com/

For more information about making money
from building and maintaining websites, please visit
http://www.yenommarketinginc.com/webmstrbus.html




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Computer Hardware Preventive Maintenance Software -
by: Jennifer Bailey
Computers often break down at the worst of all times. These problems can be averted, or at least minimized with preventive maintenance. Several methods of keeping computer hardware in good working order deal with the external components of the computer, such as the keyboard and monitor. For example, it is important to keep the processor away from excess heat and moisture. There are also computer hardware preventive maintenance software programs that can help with the upkeep of other internal aspects of a computer.

While it is rare to find a CMMS that works on all of a computer’s hardware, many different programs can be utilized simultaneously. Some computers have periodic automatic updates available that can be downloaded and used to improve the computer’s performance. Other software programs, known as disk defragmenters, manage hard drive space so that software programs take less time to access. Programs known as hardware diagnostic utilities can check the computer’s hardware components and alert the user about any potential failures. Since some new hardware will not always work on all computers and could cause existing hardware to malfunction, it is important to have a CMMS program to ensure that the new hardware is compatible with existing hardware.

Antivirus programs are another important component of computer hardware preventive maintenance software. Computer viruses have become increasingly common in recent years and can render a good computer useless. While computer viruses mainly attack software programs, they can ruin hardware as well. Several manufacturers make reliable antivirus software. A couple of well-known companies are Norton and McAfee. As with much preventive maintenance software, these programs are usually available for a free trial period before the user must pay a subscription fee.

Computer hardware preventive maintenance software is necessary to keep computers in good working order. This software manages aspects of computer hardware that would be difficult and time-consuming for even the most computer savvy users.

About the author:
Preventive Maintenance Software Info features detailed information on preventive maintenance software for health care and correctional institutions, computer hardware, and personal assets, as well as reviews of preventive maintenance software companies. Preventive Maintenance Software Info is the sister site of Fleet Maintenance Software Web.

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COMPUTER BACKUPS
by: Jack Back
COMPUTERS AND HALLOWEEN, DO THEY MIX?

Computer backup is so important to your computer that to ignore it is to risk its damnation.

Computers require care and feeding. They require that you attend to their needs. If you don't, then they will most surely be sent to Hell.

Halloween means Hell. What! What do you mean that Halloween means Hell?

Well, if your computer is given the option of trick or treat, which will it accept? Will it accept the trick or the treat? What do you think?

Halloween is the time that computers are subject to tricks or treats. Did you know that more computers fail on Halloween than any other day of the year? That’s right. It’s true (smile). Your computer is in danger! Protect it. Do your computer backups.

Back to the Hell thing. Hell you say? Yep. Well, what do you mean by Hell?

Computer hell is the place for computers without computer backup. The failure to perform hard drive backup means that you are playing Russian Roulette with your data. Data needs your protection. Failure to protect your data may cause your home or business records to be sent to Hell.

Hell in this instance is for the records and files that cannot be resurrected. Resurrected you say, what does that mean?

It means that without computer backup as a source of salvation then the files can safely enjoy eternal oblivion. Oblivion you say, what does that mean? That means they are eternally lost from computer resurrection.

Is there any mercy for my precious files, you ask?

Why yes there is. Would like to know what the mercy for your files is? Yes! Yes! You say.

OK boys and girls listen carefully. The salvation, mercy, resurrection and redemption of your files lies in regular and consistent and persistent computer backup.

If you backup your computer consistently and persistently your files will be resurrected and saved from accidental deletion, hard drive failure and those nasty things like fire, flood, theft, earthquake, hurricanes, tornados and the like!

Computer backup is the key to your data's salvation!

Do your computer backups boys and girls.

Milk and cookies will be served in the pantry.

Trick or treat for your computer backup?

About the author:
Jack Back has been a working computer consultant company owner since 1991. He started in IT in 1983. Now get your FREE 2 part guide on how to save your precious computer data from loss at the http://www.tweakspeed.com/Computer-Backup-1.htm website.


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Thursday, January 15, 2009

Computer Rental: Worth Your Money?
by: Sandy Baker
Is computer rental worth the money? Depending on the type of computer that you have a need for as well as the expenses that you plan to save, computer rental may or may not be the right road for you to go down. One thing is quite certain. That is, there are a number of companies out there right now wanting to provide you with the computer rental that you are after. They offer a wide range of products and services. But, is it worth spending your money on these computer rentals? Or, maybe you should just outright make the purchase?

The value of the computer rental is dependent on the need that you have as well as the overall need you expect to have down the road. It makes sense that if you only plan to use the computers for a few days or weeks that you should consider the computer rental industry. Often times it is important to have a large group of computers ready to go but you really have no need for them after a certain point. This happens and it just makes complete sense to use computer rental services.

If you plan to rent a computer for a continuous time period, then it may just be well worth it to actually make the purchase. For example, many individuals find that computer rental is a low cost option to purchasing and owning a computer. For personal use, though, it makes very little sense as you will likely be able to find a PC at a much lower cost in the long run.

Regardless of your need of computer rentals, it makes good sense to shop around for the right deal. And, it also makes sense to get the exact computer that you need as well as a back up service should you need that as well. Computer rental is something that many corporations need and therefore it is important for services out there to satisfy their customer’s demands. Computer rental services can be found throughout the web as well as in most local areas.

About the author:
For more information please see http://www.computer-rental-deals.co.uk


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Computer Rentals: The Best Classroom Computer Training Solution
by: John Beagle
For classroom training, renting computers, sound systems and projectors from a computer rental company is the easiest and most cost efficient way to coordinate corporate training initiatives with the least amount of headaches.

Save Time and Money with Training: Computer, Projector, and Sound System Equipment Rentals

Even if you own all the equipment you need for a computer training session you will save money by using the installation services of a computer rental company. Computer rental companies coordinate everything technical so you can concentrate on the execution of your computer training program.

Trainers can become technicians very quickly when training computer equipment doesn't work properly.

Training directors know how difficult it can be to 'work out all the bugs' before, during and after each training program.

Execution is the key to training results and efficiencies. If 20f the computers don't work, you can have a training disaster on your hands.

Add up all the costs and distractions from your computer training goals. Put a value on your time, say $100 per hour. Now multiply the time you and your staff spent on hardware setup, delivery, installation, maintenance and removal. Keep in mind that all computers need to have the same configuration to maximize productivity.

Here is a quick checklist of common tasks that need to be accomplished on every computer training session.

1. Install same versions of operating systems and training software

2. Install sound system, projectors, printers

3. Run network cables

4. Tape down all wires

5. Connect to network services

6. Test each computer

7. Troubleshoot installation problems

8. Diagnose and fix all problems

9. Service equipment during training sessions including having spare equipment available.

10. At the end of the computer training, disconnect, pickup and return all the equipment to various locations in your company.

How many man-hours would it take for you and your company's staff to accomplish the classroom training setup, service and teardown?

Here are some things to find out if you use a computer rental company for computer training sessions:

Find out if the computer rental company has any experience with the classroom training hardware and software you need. If they do often they can remember all the pieces and parts that easily get overlooked by a non-experienced rental company.

Some rental companies will install software or 'image load' all rental computers prior to delivery.

For example, you can have your training program software and the OS of your choice installed on all desktop or laptop computers!

Have the computer rental technicians test each application by following your testing directions. This ensures that your training software will work as planned.

Make sure delivery, setup is planned well in advance of computer training sessions.

Make sure you are covered with an on-site service program! Ask for extra, spare equipment can even be included for your computer training class! Often you can get a spare unit for free!

Focus on your core competency...your computer training session. Don't be distracted by hardware and software problems. Let the experts focus on their core competency.. your computer training hardware installation and management!

About the author:
John Beagle is a writer for http://www.Rentacomputer.comor Call Toll Free at 800-736-8772


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Wednesday, January 14, 2009

Computer Components for Idiots
by: Ron King
There are many fancy add-ons for computers, but the basic components of the computer are simple and universal. If 1 of these main components is missing, it’s not a computer.

The 4 essentials of every computer system are: a motherboard, a Central Processing Unit (CPU), memory, and a hard drive. These components are installed in a case to which are attached a monitor, a keyboard and a mouse. That’s your basic computer.


Mother WHAT?

The motherboard ("mobo" for short) is the foundation. Everything attaches to the mobo -- the CPU, memory, hard drive, monitor, mouse, keyboard, add-on cards, even additional peripherals like printers, scanners, and speakers. The motherboard is like the nervous system and skeleton of the human body -- it provides support for the internal components and also passes information between the computer parts.


CPU

If the motherboard is the nervous system, then the CPU is the brain. Most of the mathematical manipulations that make computers operate are done by the CPU. Other components may also have their own processors, but their results still have to be passed through the CPU.

The speed of the computer is usually measured by the speed of the CPU. Even though other factors also affect overall speed, the CPU rating is generally seen as the single most important measure of performance.

Modern CPUs are usually rated between 2.0 GHz and 3.0 GHz, although each passing month will see increasing performance. This measurement refer to the number of calculations the processor can make in 1 second. The higher the number, the faster (better) the computer.

CPUs generate a lot of heat doing this work, so they need a heat sink and fan to keep them from overheating. Heat is a major enemy of the computer and directly affects its life span.


Computer Memory

RAM (Random Access Memory) is the part of the computer that stores information the computer needs while it is operating. It is Random Access because the computer can get the data in any order, not necessarily the order in which it is stored. Generally speaking, the more RAM the better. 512 to 1024 megabytes is common for memory.

The most common type of RAM these days is DDR-SDRAM, which stands for double-data-rate synchronous dynamic random access memory. We already know what the RAM part means. DDR means that the data is accessed twice as fast as ordinary RAM.

The latest type of RAM is DDR2. It offers even faster access rates and is quickly becoming the standard for computer memory.


Hard Drive

All the data contained in RAM is lost when the computer is turned off, so there has to be a place to store it permanently. This is what the hard disk is for.

It holds the computer’s operating system. An operating system like Windows uses around 4 gigabytes of hard drive space. The extra space is used to install computer programs and to store your personal data.

80 gigabyte hard drives are common, but 400 GB units are available. Furthermore, you can install more than 1 in a computer case for added security and convenience.


Peripherals

All you need to complete the basic computer system is a monitor, keyboard and mouse.

Accessories like a printer or scanner are useful for office work, and gamers will probably want to add speakers and joystick controls.

So there you have it. The basic computer needs just 7 major components. For the best performance, these components must integrate well. The motherboard is the most important component for determining the type and specification of the other parts. Choosing an appropriate mobo for your computer needs is the first step and may require a quick call to your local geek.

Soon YOU will be considered the local geek!



About the author:
Ron King is a full-time researcher, writer, and web developer. Visit http://www.build-computer-now.comto learn more about this fascinating subject.

Copyright 2008 Ron King. This article may be reprinted if the resource box is left intact.


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Computer Accessories We All Want For Our New Computer!
by: Bonnie Archer
Printers
A computer accessory we all need. From inexpensive ink jets to monochrome and color lasers, different printers are designed to do different jobs with your computer. You will have a few choices to make when getting your new printer: price, speed, and print quality are the main ones. Ink jet printers and digital cameras are changing how we print photographs. Load your printer up with special photo inks and paper and ink jet/bubble jet printers have become one of the best options for transforming a digital image into a photograph! For speed and razor sharp text the monochrome laser printers are fantastic.

Scanner
This computer accessory is for input into your computer. Graphic designers will use a scanner often to input pictures etc. If you don't have a digital camera a scanner is the only other way to get pictures into your computer to email, manipulate, add to cards, etc.

Speakers
These are computer accessories that most computers come equipped with. But some people like 'game players' want to upgrade for surround sound. You will find many different versions and brands.

Keyboard and Mouse
These are also computer accessories that usually come with a computer system. Although most people will have to purchase new ones during the life of their computer. This is because they do not last as long as the computer system itself. Of course, it is dependent on how much you use them, how rough you are on them, and how clean you keep them.





About the author:
Word count 258

Bonnie Archer is a successful author and webmaster of A1-Computers http://www.a1-computers.net

http://www.A1-computers.net/accessories.html


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Notebook or Desktop Computer -- Which Should You Choose?
by: Reid Neubert
On TV and in the movies, we see a lot of portable computers being used in homes and offices. Does that mean that's the trend? Is that what you should get?

Portable computers cost more, so unless you really have the need for one, you get a lot more computer for your money with a regular desktop PC. The main thing is portability. If you need a portable computer, get a laptop. ("Laptop," "portable," and "notebook" all refer to the same thing, by the way). Otherwise, a desktop computer is a better buy, and better ergonomically.

The Price Difference

You might wonder why laptops cost more than desktop computers with comparable features and power. That is largely because it is more expensive to manufacture laptops and their parts. For portable computer components, factors such as compactness, the amount of heat they generate, their weight, and power consumption are more important than they are for desktops. Those factors add to their manufacturing costs.

Space Requirements

While laptops are certainly compact, a desktop computer with a flat panel monitor can take up almost as little space. While called a "desktop" computer, the computer itself is most often kept on the floor. That leaves just the monitor, keyboard and mouse on the desk, which is really very similar in footprint to a notebook computer.

A great way to further reduce the space taken up on the desktop computer is get a keyboard drawer to hold the keyboard and mouse. That way, they slide out of the way under the top of the desk when they aren't needed.

Be Mindful of Ergonomics

Ergonomics is the science of designing and arranging things so that people can interact with them more comfortably and safely. The basic ergonomic principals for computer use tell us that, 1) the keyboard should be as close to your lap level as possible (assuming you touch-type), 2) the monitor should be about arm's length in front of you, and 3) the top of the monitor should be at about your eye level. Try achieving that with a laptop computer! Two words: im-possible.

It is obvious then, that a desktop computer is much better ergonomically than a laptop is. For prolonged use, especially, you're much better off with a desktop computer.

And Don't Forget Usability

Another aspect of ergonomics is usability. Because of size constraints, laptops also are lower on the usability scale than desktop PCs are. For one thing, laptop keyboards lack the separate groupings of the different sets of keys with space between them. For another, there are fewer keys on a laptop's keyboard, so some of them have to perform double duty. On a standard keyboard, you don't have to deal with that.

Screen Resolution

Computer monitors -- the bulky ones, anyway -- can be set at different resolutions. In other words, you can change the fineness of the image on the screen. The range is typically 640x480 -- that is 640 pixel across and 480 pixels up and down -- to 800x600, 1024x768, or even higher. At 640x480, the icons and such appear quite large; at 1024x768, they are substantially smaller. The most common resolutions today for desktop computers are 800x600 and 1024x768.

Something They Don't Tell You

Laptop displays, on the other hand, have a fixed, or native, resolution. You can change the setting, but then the images and text don't look good. While people tend to think that bigger numbers are better, a higher screen resolution may not work as well for you. It may make everything too small to see comfortably.

Remember, the laptop's screen is smaller that a desktop's. While a typical desktop computer screen is 17" or so a laptop's is usually in the range of 12" to 15." That is a big difference. Make sure you can see everything clearly before choosing a high-resolution laptop.


About the author:
Reid Neubert is the creator of ConsumerTechTips.com, the site that provides simple, useful information about consumer electronics for shoppers, plus money-saving links to online bargains from leading retailers. For more information or to contact Reid, visit http://www.consumertechtips.com


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Guide to buying the perfect PC
by: Dee Kerr
PCs have become a staple in every home. Without PCs, you will find it hard to stay connected and to even do the work required of you in school or in the office. With so much PC packages being shoved to our throat every time we go to department stores and computer shops, you’ll really get quite confused on what you really need and what PC package will fit your budget and lifestyle. To help you through this dilemma, here is a brief backgrounder of the parts of PCs that you should get to know.

Processor.
This is one of the three primary components of your PC. The processor is the part that determines how fast your computer process information. Intel is still the leading brand in processors but competitors such as American Micro Devices (AMD) are slowly catching up, offering cheaper alternative. In shopping for a processor, one should consider the following:

Clock speed – this will show the number of instructions that a computer can execute in a second. This usually comes after the brand name. Processors nowadays are already set at the gigahertz range.

Cache memory – this stores the data that were previously accessed. This simplifies the work of the computer as it would not take twice as long to access information already stored in memory bank. Without a cache memory, much of the work will fall on the RAM (Random Access Memory).

Operating temperature – some processors easily heats up. Before buying, make sure that you have asked about the operating temperature just in case you need to buy additional fans or put the computer in an air-conditioned room.

RAM (Random Access Memory).
RAM serves as the temporary memory of the PC, containing information that are needed for the computer and the programs to function. In addition to processors, RAM also determines the speed of the computer. The higher the RAM, the faster the computer is in accessing information and responding to commands.

Motherboard
This is where all the parts of the PC’s CPU (Central Processing Unit) are attached. Some motherboards already have videocards and soundcards embedded on it while others don’t. what is important however is to choose a motherboard that is compatible with your RAM and processor. Incompatibility of PC hardware can cause major problems and may even lead to the breakdown of your computer.

Hard drive.
This is the part where you store all the information in your PC. Picture a floppy disk with much much larger storing capacity. The hard drive serves as the permanent memory of your computer. Here you install all your programs and save all the documents that you need. It is also important that you buy a hard drive with really big capacity especially now when people are so used to storing multimedia files that may use up a lot of hard drive space.

Video cards
This is the part of the computer which determines the quality of the multimedia images that you will view. The higher the memory of the video card, the better is the picture quality and the colors. Also, video cards are also responsible for how fast multimedia images are accessed. This is especially needed if you use your computer for multimedia activities such as watching a movie or playing video games.


About the author:
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Build Your Own Computer or Buy?
by: Ron King
Just look inside a computer case. At first glance, all those wires and components can look terrifyingly complex. And thinking about putting them all together by yourself may seem impossible.

Not to worry! Even though they are the products of advanced technology, the various pieces of a personal computer (PC) fit together with simple connections. If you can use a screwdriver and follow simple instructions, you can build your own PC.

Don't be intimidated by the task of connecting the computer components together. Many of the internal connections are molded so that it is impossible to fit them together the wrong way. If you have ever assembled a child's toy, you are more than capable of assembling a computer.


Advantages Of Building Your Own

You are probably asking yourself why anyone would bother to build a PC. After all, you can buy a cheap computer in almost any retail store.

If cost is your only consideration, you probably are better off buying one of those cheap machines. But if you have any special requirements for software or hardware, you’ll benefit from the total control over the type and quality of components you get from building your own PC.

You can save some money, too. Although you probably can't match the price of the cheapest preassembled PC, once you begin adding on the inevitable customized hardware, the costs go up anyway. Suddenly building your own computer starts looking cheaper. And don't forget--those super-cheap PCs are bare-boned systems. Unless you need a computer only for basic word processing and e-mail, you will probably have to upgrade anyway.

Building your own PC can be a great learning experience. You will gain a better understanding of how the various components work together, knowledge that can be useful for troubleshooting. If your computer ever breaks down, you may be able to pinpoint the problem and fix it yourself, saving money on expensive repair bills.

You are virtually guaranteed to get the best computer when you build your own system. Big retailers often use cheaper OEM (Original Equipment Manufacturer) components to cut down on costs. Components like these can compromise the performance of a computer system. Although you can buy OEM components yourself, the trade-off in reliability and stability is usually not worth it. Brand name components are just a bit more expensive, but are well worth the cost.

Disadvantages

The major disadvantage in building your own PC is that you don't get a system-wide warranty. For example, if a malfunctioning motherboard fries your memory chips, you may not be able to get compensation for the damaged memory. If something like this happens with a store-bought system you could probably get the whole computer repaired under the warranty.

However, if you buy all your components at the same time from the same retailer, you are more likely to be compensated for this kind of situation.

Time is, of course, a factor. But it is educational time. And if you enjoy tinkering at all, it counts as fun time as well.


The Bottom Line

Building your own PC has a lot to offer. You'll be assured of getting the best components available, which translates to the best and most reliable computer for your money. You will learn about computer components and how to choose parts with the best performance. When it comes to servicing your computer, you may be able to solve and fix the problem yourself.

Oh, and one final advantage. The bragging rights of telling your friends that you built your own computer. Priceless!



About the author:
Ron King is a full-time researcher, writer, and web developer. Visit http://www.build-computer-now.comto learn more about this fascinating subject.

Copyright 2008 Ron King. This article may be reprinted if the resource box is left intact.


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Choosing the best computer model
by: Dr. Yuri Iserlis

Computer Families and Models
Many computer manufacturers, especially such computer giants as IBM, Dell, Gateway, Sony, Apple, etc. issue families (series) of computers. Models of computers in each series have either the same principle of design, or same processor, or have been given diapason of performances. The series can include a base model, and several derivative models. Usually for each type of computer, manufacturers issue series that generally can be divided into 3-4 categories: budget-friendly (at low price), mid-range (at middle price), cutting-edge and ultimate performance (at high, and very high prices). IBM, Gateway, Dell and Apple issue computer families not only for Home and Home office, but also for Small, Mid size or Large Businesses. These families can also include the network optimized series.
The needed features
First of all, you have to make a preliminary analysis of your needs to pick a type of computer, and a zone where you might search this computer, for example, for Home or for Small Business. But it is not sufficient.
(see: http://www.cleverace.com/Choosing_type_of_computer.htm)
To understand what kind of computer to buy, you additionally have to determine what computer performance you need: the type of processor, speed, size of memory, type of video and audio cards, type of case, and so on. You can select one from two ways: 1 - to formulate your needs in the process of searching, 2 - to compile a list a hardware requirement for the programs you might want to run
(see: http://www.cleverace.com/Choosing_best_computer_model2.htm.)
Preliminary selection:
To select a computer family, you have to choose one, which the features match your wishes. Such families can be several. Next procedures are to find the best computer family and best model of computer belonging to this family. If you know the features you need, you can identify the name of the computer family. For this goal you have to use for example, a Table of Features comparison for base models of computer families. For example, according to this Table, if you know that you need a computer only for simple text editing and emailing, your choice is Budget-Friendly Series. On the other hand, if you need for realization of your tasks a computer from Cutting-Edge series , but it is not affordable, your choice can be like a computer from Mid-range series plus a customization (perhaps, when you can better afford it).
To accelerate the search for the preliminary selection, you can find comparison information about the different types of computers with the help a comparison-shopping search engine. It allows you quickly to find the needed products sold by online stores, small businesses, and individuals in diapason of affordable prices. Search can be done by Brand, by Price, by Processor speed, etc. To find what you need, see: http://www.nextag.com/serv/cleverace/buyer/outpdir.jsp
Generally, a preliminary selection can be executed on the basis of not only cost and main functions, but also on an evaluation of convenience of use, warranties, and so on. This kind of selection you can make for computer families of different manufacturers for example, for 3 or 4 families of computer giants. Some companies, such as Gateway, gives to a buyer an opportunity to compare preliminary selected models of computers with "compare" option.
Final selection.
To find the optimal model for yourself, you may make the final selection from the preliminary chosen models. It is much easier to compare 3-4 models, than more than 5 million variants that are available on the Computer Market at the beginning of your search.
Custom built model
If you can't find a computer with the needed performances among the available computers, you need to select a vendor and to order a custom built computer.
See: http://www.cleverace.com/Ordering_custom_built_computers.htm.
Discount
Keep in mind, you can find a cheaper computer for the same model on the Discount Market, because some online stores, especially the computer giants, suggest coupons; or discounts, such as $20 off, when you spend $150 or more; free shipping; free printer; and so on.
See: http://www.cleverace.com/discount_market.htm
For more information see: Web site: www.cleverace.com:


About the author:
Some information about author. Graduated (1961) St-Petersburg Polytechnic State University as mechanical engineer, and post graduated St-Petersburg Marine Technical University (1972). Devoted 10 yeas to a methodology of optimization of design and post-design development for complex machines. Worked as designer, researcher, analyst and scientist in different fields of industry, education and medicine. Created from scratch the Intellectual System, Inc. in St-Petersburg (Russia - 1992-1996). Developed some realtime intellectual systems for industry. Wrote and published more than 60 articles and books. In 1996 immigrated in the USA. In 2002 founded a new company Clever Ace (San Jose, CA).


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Building Cheap Computers in 3 Easy Steps
by: Nicky Pilkington
Just a decade ago, the only people who put computers together were those individuals who possessed an extensive technical background. Advancements in technology have eliminated some of the complexities in how computers work. This change has resulted in average people who have a basic understanding of computers being able to build a system themselves. Whether you are interested in building computers to establish a new hobby or to start a business, you can so in only a few easy steps and on a shoestring budget.

The first step in building cheap computers is to determine the route you want to use to build systems. You basically have three choices when considering building cheap computers: build a system from scratch, expand on a bare bones computer, or upgrade an existing system. Building a system from scratch can be a rewarding experience. However, it is not for everyone. If you are impatient or are intimidated by mechanical tools, you are better to choose one of the other two options.

Regardless of the method you choose, you will follow three basic steps:

1. Plan
2. Assemble
3. Test

The planning phase of your project involves determining the specifications for the computer you want to build. Once you know this information you can start shopping for parts that meet those specifications. Your main considerations should be
hard-disk, memory, and CPU (central processing unit). The harddrive is important because it determines how much information you are able to store on the computer. While you could build a computer with a harddrive smaller than 2 GB (gigabytes), it is not recommended.

The harddrive and memory work together. The amount of memory you place in your computer will directly affect how the system is able to complete the different processes that you request when using the system. If you have no idea what size hard-drive and the amount of memory you need, you should consider the type of operating system you intend to load on the system. You can consult the manufacturer of your hard-drive or review the information on Cheap-Computer-Guy.com, which features a list of minimum harddrive and memory requirements for various operating systems, and use this information as a guide.

The equipment presented in this article includes the basics of a computer system. Of course, nowadays people want far more than the basics and you undoubtedly feel the same way. There are optional components available that you may want to add to your systems, which include CD or DVD drives, a modem or other communication component for Internet connectivity, or a video graphics card.

Once you have decided on the specifications of the computer you want to build, you are ready to assemble the system. In addition to detailed information about the parts you will need to build your computer, cheap-computer-guy.com includes step-by-step instructions for assembling a cheap do-it-yourself computer.

When you have finished assembling the computer, you will then need to test to make sure that the system boots and that all components are functioning properly. Once you have completed all these tests you will have built your own cheap computer.

About the author:
You can find detailed information about planning, assembling and testing computers at the Cheap-Computer-Guy.com website.


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5 Sure-Fire Tips for Buying a New Computer
by: John Lenaghan
So you're thinking of buying a new computer...

Where do you start? There are so many brands and models of computers available, and it can all be a little overwhelming when you start to look around.

How do you decide what type of computer you need? And perhaps more importantly, how do you decide what the best value is?

I have sold computers professionally for almost 20 years, and there are certain "tricks of the trade" that most computer stores and salespeople use. Knowing these secrets can make your decision easier and will help you buy the right computer for your needs.

1. Buy What You Need, Maybe a Little More

One of the most important things you can do when buying a new computer is make a list of the things that you will be using it for. There are so many different models - with different capabilities - that you can easily buy more, or less, than you really need if you don't.

If this is your first computer, this can be a little tougher. Until you've used a computer, it's hard to know exactly what you might want to do with it beyond the obvious, like connecting to the internet.

Regardless, you should think about some of the things you might want to do. Some possibilities include:

- Connect to the internet
- Play games
- Digital photography
- Digital video
- Type documents
- Accounting
- Design websites
- Programming
- Digital scrapbooking
- Geneology

Some of these things need more power than others. For example, connecting to the internet really doesn't need a lot of power. Even the most basic computer available will probably work just fine.

Digital video and many games need a lot more power. If you don't get a fast enough computer with enough memory, you'll be disappointed with the performance.

Knowing what you're going to be using your computer for will help your salesperson, whether they're on the phone, the internet or standing in front of you, recommend the best system for your needs.

As a general rule you're always better off buying more power than you need rather than less, but buying too much can be a waste of money.

2. Warranty Considerations

Computer warranties are one of the most confusing and obscure parts of your purchase. Most manufacturers have cut back on their customer service to the point where poor service has become a given.

The three most common options are onsite, carry-in or manufacturer's depot service.

Onsite service can be helpful, but think about whether you want to have to be available for a technician to come and diagnose your computer, and possibly have to come back with parts at another time.

Carry in service is a good option, but find out whether the service center is factory authorized for warranty repairs, as well as whether the technicians are all certified.

Shipping your computer to a factory service center can take a long time - sometimes a number of weeks. It also creates risk that your computer will be damaged or even lost in shipping. In some cases, the manufacturer will even replace your computer with another unit and ship it back to you, rather than repairing it. This can result in your losing any information that was on your system and having to reload all your software.

Another aspect of the warranty to find out about is technical support. Find out if the computer manufacturer offers a toll-free phone number and what the quality of service is like.

The better computer salespeople will be honest about this and tell you if a company's service leaves something to be desired. You can also do some research on the internet - most of the computer magazines like PC Magazine and PC World have annual customer service comparisons that rate the larger computer companies.

Always find out how the warranty is handled before making your decision. Even if it doesn't influence your choice, knowing what to expect if something does go wrong will save some nasty surprises down the road.

3. Can You Negotiate the Price Down?

A computer is a relatively large investment - anywhere from a few hundred to a few thousand dollars. Many computer buyers expect that there is a significant amount of "wiggle room" on the price.

The reality is that most computer hardware - the physical pieces like the computer, monitor and printer - is sold at very low profit margins. Often, computer systems are even sold at or below the dealer cost. When you're buying a computer, it never hurts to ask for a better deal, but don't be surprised if you only get a few dollars off, if anything.

Over the close to 20 years I've sold computers, I watched the profit margins go from over 40% to less than 5%. It's almost embarassing to offer a $20 discount on a $2500 computer system, but that could mean the difference between making and losing money on the sale.

What you can do to get the best price is to do some comparison shopping. Most computer stores offer price-matching guarantees, so if you find your computer for less at another store, most dealers will match or beat that price, even if it means they lose money.

4. How Do Computer Stores Make Any Money?

You might be wondering how these computer stores make any money if they're selling computer for so little profit.

Their money is made on add-on items. The highest profit areas in most computer stores are cables and "consumable" products such as printer ink and paper.

Printer ink is a huge money-maker for most computer stores (even more so for the printer manufacturers). Why is this? Once you've bought a printer, you're going to have to replace your ink at some point, and continue to replace it as it runs out.

Most chain computer stores and office supply stores that carry a large selection of ink cartridges make more from ink than they do from the computers themselves.

Cables also have huge markups. A cable that costs the store $2-3 will often sell for $20-30. That's ten times their cost!

If you're buying a new computer, you will likely need to buy some cables. Some items - printers, for example - don't often include the cables needed to hook them up.

Many printers also come with "starter" ink cartridges that are only half-full. You might also want to pick up some extra ink cartridges.

This is where you should be able to negotiate a better price. Don't expect the salesperson to throw them in for nothing, but they should be willing to offer you a better price. After all, if you're happy with their service, you'll probably continue to buy your ink, paper and other products from that store in the future.

5. What Software is Included?

The last secret of buying a new computer has to do with the software that is included. Most new computer systems include quite a few programs and sometimes the value of the software can be quite high.

Something to watch out for when looking at the included software is "trial versions" or "limited editions".

Many programs that are preloaded are either crippled versions that don't have all the features of the full program, or trial versions that will only run for a certain amount of time before they expire.

Computer are often sold with trial versions of the following types of software:

- antivirus
- firewall
- MS Office or other office suites
- Accounting - both business and personal

The computer manufacturers generally don't make it easy to tell whether the software on their systems are trial versions or limited versions. This is a question that you should specifically ask if you can't find the answer in their promotional information.

If you're buying a new computer with trial versions of the software, keep in mind that you will need to pay to continue using it after the trial period is over. This is an added cost that you need to consider as part of your overall budget.

These five "secrets" of buying a new computer are fairly common sense, but they are not always made clear up front. Knowing what to ask will help you in two ways. First, you can be sure you are getting the right computer for your needs.

Second, if the salesperson or company that you're dealing with explains these things to you without being asked, you'll know you're dealing with someone who is honest and upfront.

Knowing you can trust the people you're dealing with is an invaluable feature of your new computer system.

About the author:
John Lenaghan offers easy-to-understand advice at the Computer Help Squad website. Sign up for our newsletter and receive your free report "5 Critical Steps to Protecting Your Computer on the Internet" at http://www.computer-help-squad.com/5steps


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Barebones Systems: Alternatives to Buying Discount Computers
by: Nicky Pilkington
Buying discount computers is something easy to do nowadays that computer prices have dropped. Despite the low prices, you may still find it difficult to settle on a single computer. Computers are built with so many varying features that finding exactly the right one for you may be difficult. Building your own system from a barebones system is an option to buying discount computers that will enable you to get what you want exactly and still enables you to save money.

Don’t think you can build a computer system? It’s true that building a computer system takes some time and a bit of knowledge about how computers work. When you start the building process with barebones systems you deduct some of the complication associated with building a computer system. Barebones systems have the basic components that you need to get started with building a computer system. Most of these systems include a motherboard, CPU (computer processing unit), and power supply encased in a computer case. Choosing a barebones systems is similar to buying discount computers. You will need to determine your needs to find just the right system for you.

Barebones systems are typically classified according to what they offer. While they contain the same basic components, the components enable you to perform different levels of tasks. Low-level barebones systems, which range in price from $100 to $200, will have components that are not as advanced as those in high-end barebones systems. Of the components in a barebones system, the processor is your main concern. There are basically two types of processors: Pentium and Athlon.

There is much debate about which processor is the best. Pentium is probably the most popular name in processors. Its name is synonymous with speed and power. With the introduction of the Pentium 4 processor, Intel suggests that pure multi-tasking is possible. Athlon may not be as popular with general consumers, but those individuals who understand the components of processors, such as clock speed, know that Athlon is at the very least in step with what the Pentium processor offers. Athlon 64, the most current processor that AMD offers

Once you select the barebones system with the essentials you need, you basically upgrade the barebones system to include the additional parts you need to create your ideal computer. After the processor, you want to consider memory, a hard-drive, and CD/DVD writer. Essentially, just as with the processor, you will need to determine what tasks you intend to perform with the computer. As a rule of thumb when buying discount components, you don’t want to build a system with the most high-end components. For starters, you will end up spending a significant amount of money (negates the purpose of choosing an alternative to buying discount computers) and the components will more than likely soon be replaced with a more high-end component.

About the author:
Detailed information about each component is available at http://discountcomputers.us/.You can find also find recommendations of just about all the parts you need by visiting this website.


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Buying a Personal Computer
by: Bonnie Archer

For so many people the computer world is a seeming unsolvable jungle filled with mysterious words. Here is a guide to help you understand the personal computer and to give you the information needed to make a shopping decision you can live with so you can enjoy your PC for years to come.

Not long ago the average 'cheaper' personal computer cost was about $1500. - $2000. And this price did not necessarily include the power to edit videos, pictures, or play games. For that you would have had to spend more on upgrades. Now things such as video editing are standard on the newest personal computers. PC’s have become less expensive than ever before and they come with more capabilities than ever.

The personal computer (PC) you purchase will depend upon what it will be used for. So will you surf the Internet and email, working in spreadsheets, playing video games? Who is using the PC and what are there interests? More than likely you will have to accommodate a combination of these or maybe even all of them.

Many personal computers (PC) today offer very similar capabilities so your main decision will be based upon which specialties your personal needs present. For instance if you are mainly interested in gaming than you will be sure to spend more for a good 3D graphics card. If you want to make music you will need a good sound card. If you work all day on your computer or use it for photo editing you will want to invest in a better monitor. Also, make sure your PC has enough memory to quickly work the tasks you have planed.

For the best value for your dollar spend your money on the personal computer components that will best suit your needs.

http://www.a1-computers.net/buying a personal computer.html

About the author:

About The Author
B. Archer is a successful author and publisher of http://www.A1-computers.net.A great source of information about computers and computer accessories.


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