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Victims of Sandy Hook

Stop the Slaughter of Innocents. Congress is bought and paid for by gun lunatics and gun promotion groups. If you want to live in a safe America, help buy Congress back for America. Send a donation to Mayors Against Illegal Guns, 909 Third Avenue, 15th Floor New York, NY 10022

Basic PC Anatomy

Intoduction to Digital Electronics
The entire field of computer technology relies on transistors. This article describes how transistors are constructed and how modern MOSFETs are combined to make digital logic circuits. More ...

The Fetch, Decode, Execute Cycle
The Fetch, Decode, Execute cycle is paramount to the functioning of a microprocessor. In this article I'll describe the Fetch, Decode, Execute cycle simplified to its bare-bones in a highly simplified fictitious microprocessor. More ...

Advanced Micro Devices (AMD) Chipsets
Although most people think the microprocessor is the most important part on a computer's motherboard, the "chipset" is equally important. With the introduction of the Athlon processor, AMD gained the technilogical lead. AMD processors and chipsets have always held the advantage in value. More ...

CompTIA A+ 220-701 and 220-702 Cert Guide
CompTIA A+ Certification is widely recognized as the first certification you should receive in an IT career. The number one goal of this book is to help you pass the 2009 version of the CompTIA A+ Certification Exams and earn your CompTIA A+ Certification. More ...

Network Interface Card (NIC)
A Network Interface Card (NIC) is an expansion card that allows a PC to connect to a network. Though there are many different types of networks, PCs almost always use a NIC that interfaces to a wireless network or an Ethernet network. More ...

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 ...

The RS-232 Serial Port
The RS-232 serial port was used to connect a mouse, modem, and/or printer. The RS-232 serial port is now totally obsolete. I would be very surprised if you ever run into a PC with an RS-232 serial port except possibly in a third-world country. However, I'll briefly describe the it in this article because you may run into a question about it in the CompTIA A+ Certification Exam. More ...

AMD's Phenom Processor
Since 2005 AMD has used the Athlon name for their processors. This changed in 2007 when they released their new processor called Phenom. So we must ask the question; what is the difference between the Athlon and the Phenom? More ...

Asus M2N4-SLI Socket AM2 AMD Athlon 64 X2 4600+ Processor Barebone Kit
Here's your chance to build that powerhouse system you've always wanted. This kit includes Ultra eTorque black Mid Tower case with clear side, ASUS M2N4-SLI AM2 motherboard, an AMD Athlon 64 X2 4600+ processor, and an Ultra 500-watt X-Finity power supply. More ...

A Guide to Basic PC Cooling
Desktop PCs and Notebook PCs generate heat that can reduce the performance, cause intermittent errors, and be damaging to its components. Here are some tips that will help lengthen the life of your precious personal computer. More ...

Why Does My Hard Drive Show Less Space Than the Specification?
Your hard drive may show less space than the published specifications due to a number of reasons. 1. The way size is calculated and displayed. Some computers have a non-DOS hard drive partition that is used for features such as Hibernation, or Recovery... 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 ...

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