All the drivers of a program are stored onto the computer and used whenever a program is started. Apple's Macintosh computer was among the first of a couple systems to establish a user-to-hardware relationship through a user-friendly interface. Today, we have quite a few operating systems. Some of the more popular ones are Windows Vista, Mac OS X, ZETA, IBM, Unix, and Linux. In this case, a person (such as yourself) operated a computer without even knowing it! Can an absolute newbie sit down at a computer without knowing how to use one? Assuming that a computer is set up to operate on touch command - the answer is again, yes! Touch command software allows users to literally touch objects on a monitor and tell the computer what to do with a finger. Although the prices of computers are decreasing, they can still create a hefty expense especially if you need additional peripherals described above. In addition, you'll need to figure in costs for maintenance, servicing, and insuring. 4. Start comparison shopping and look for the "fastest and biggest. Since we're describing a home network that will connect to the Internet, you're strongly advised to install a protective firewall program to thwart Internet viruses, worms, or other damaging spyware code. Firewalls prevent - but they don't repair. Only anti-virus and anti-spyware programs can reverse damage. A prime example of this kind of error is when users attempt to use software that isn't applicable for their system. Almost all software accompanies a list of system requirements which dictates what a computer needs to have in order for the software to work properly. To minimize errors of this sort, always verify that your computer has the required components. Computer Help Where and How to Get It Well there's no denying it - No matter how new or how well maintained our computers are, we all encounter computer problems sooner or later. The good news is that we don't have to face them alone. There are a ton of resources available to walk us through computer issues but it may take a little knowledge in knowing how to access them.