Menu
Computer Anatomy

Device Driver Basics
In this article, I'm going to reveal in plain English what a driver is, why we need drivers, and exactly where the drivers are hiding. To give you a basic understanding, I'm going to go back, way back, to the early days of computers. More ...

General Overview Of Motherboards
Everyone hears the term motherboard and wonders exactly what it is? The motherboard will contain connection points for your CPU (Central Processing Unit), Hard drive, RAM (Random Access Memory), Video Card, and Power Supply. More ...

The PC (PCMCIA) Card
The PC card, technically called the PCMCIA Card is a form factor of a peripheral interface designed for laptop computers. It was originally designed for computer memory expansion. More ...

History of the QWERTY Keyboard
In the late 1860s, American inventor Christopher Scholes developed the first typewriter. The keys were originally laid out in alphabetical order, but this led to problems with the type bars jamming when typing at speed. To remedy this, Scholes relocated the keys to keep the most frequently used letters apart, resulting in the QWERTY keyboard. More ...

Five Types of HDMI Cables
There are different types of HDMI cables, some are technologically more enhanced and some are designed for specific PCs and TVs, so it's important that you get to know about the various types. More ...

A Definitive Guide on How to Choose Your New PC
There are lots of PC buying guides out there but they're often too high level and only explain the very simplest of specification details and the minute a sales rep gives you other options you're lost. This guide is aimed at the novice to moderately experienced PC user. More ...

1G, 2G, 3G, and 4G Cellular Wireless Standards
The meaning of the terms 3G and 4G have been made very confusing because some wireless carriers have built new high-speed 4G networks from the ground up while other wireless carriers have chosen to doctor-up their 3G service and market it as 4G. More ...

Understanding Computer Memory
Understanding computer memory is important because your computer's memory is where the action is. Sure your computer's central processing unit (CPU) may be the computer's brain, but what good is a brain without memory? More ...

Installing an Optical Drive
Optical drives read (and may write) CDs; DVDs, HD DVDs; and BluRays. Virtually every modern PC contains an optical drive (either internally or externally), used as a media player, for installing new software, or as large capacity storage medium for computers. Installing your optical drives is an easy process that requires a bit of attention to detail. Here?s an easy-to-follow-installation guide. More ...

Understanding the Software Layers of a Computer
You select File | Print in the menu and the printer comes to life, feeding out a copy of your document on paper. It seems like a simple process, but in reality your request passed through many layers of software before reaching your printer. More ...

Understanding Your Motherboard
Understanding your motherboard is about pointing out what the bits of your motherboard actually do, if you are not used to building or upgrading your own machine you will want to know the ins and outs of the motherboard. More ...

CompTIA A+ Training Kit - Safety Issues
When working on computers it's important to pay attention to safety considerations. CompTIA A+ Training Kit teaches computer safety issues as required for CompTIA A+ certification. More ...