Basic PC Anatomy
CompTIA Strata Study Guide
Because many jobs in the IT field don't require the in-depth knowledge required for CompTIA A+,
CompTIA Network+ or CompTIA Security+ certification, CompTIA has developed the Strata certification. More ...
Anatomy of a Hard Drive
A hard drive contains a spinning metal disk. The surfaces of the disk have a magnetizable
coating. An actuator arm with a read/write head on its end is passed over the surface of
the spinning disk. More ...
Tips and Techniques For Building Your Own PC
What do you need to build a computer? Believe us, it's not as complicated as it seems.
Let's start with the case. The variety is staggering, with hundreds of styles, shapes
and sizes available. We recommend that you look closely at the features. Some gorgeous
PC cases are nightmares to work with, or are cheaply built. More ...
The Small Computer System Interface (SCSI)
SCSI is complicated to configure and troubleshoot with incompatibility between devices
being a common problem. To setup a SCSI system, you need to know which SCSI standard the
devices support. The host adapter must match the devices. More ...
Power and Your PC
The power coming into a computer is the most critical component, and it may be one of
the most overlooked. It is just taken for granted that it will always be there and working properly. More ...
The original 4.77 Mhz 8088-based IBM PC released in 1981 was built with over 100 discrete
logic chips. To lower the cost of manufacturing, the logic was integrated into a couple of
chips that were used together as a set. They became referred to as a chipset. More ...
How Does Wireless Internet Work?
Just as we broke free from phone lines, we can now access the Internet from just
about anywhere via a wireless connection. Wireless Internet access is really much
simpler than most people think. This article briefly explains how it works. More ...
XFX nForce 750i SLI Motherboard
The XFX nForce 750i SLI is the fastest motherboard in its class. It is ideal to use for
high-performance and fast speed gaming and can support several processors, including Intel
Core 2 Duo, Intel Core 2 Duo Extreme, Intel Core 2 Quad and Intel Pentium LGA775. 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 ...
Rambus DRAM (RDRAM)
Rambus DRAM (RDRAM) is a proprietary memory technology, designed by the Rambus Corporation,
that is found in some Pentium III and Pentium 4 systems built between 2000 and 2002. When
it was introduced it run at faster speed than conventional SDRAM. When DDR SDRAM was released,
RDRAM became obsolete. More ...
Understanding PC Data Buses
Physically, a "data bus" is the connection between the CPU and other devices on the PCs
motherboard. A data connection can be "serial" or "parallel". The data bus used in
first-generation PCs used 8-bit architecture. PCI Express uses switched serial connections. More ...
A motherboard, also known as a main board, is the primary circuit board inside of a
computer, and is where the central processing unit (CPU), memory, expansion slots,
drives, and other peripheral devices are connected. More ...