Basic PC Anatomy
Building Your Own PC! - The Motherboard is the Core of the PC
The single most important piece of hardware that you will buy is the motherboard - the very
core of your PC. If you buy a PC from a shop, chances are you'll never think about or even
see the motherboard; but when you build a system from scratch, it must be your primary
consideration. Everything else follows from here. More ...
A Guide To Building Your Own PC
What do you need to build your own custom computer? Believe it or not, it's not as complicated
as it seems. The processor you choose usually determines which motherboard you select.
Motherboards are designed to work with specific CPUs, indicated by the type of socket that
the processor fits into. 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 ...
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 ...
How is Data Written, Stored On, and Erased From Hard Disks?
Inside your hard disk is a stack of one or more optically perfect platters where data
is stored magnetically. When the drive is originally formatted, it is laid out in a
pattern of concentric circles ("cylinders") and wedges (sectors). More ...
All About Your Computer's BIOS
Are you confused by the computer BIOS? The BIOS is a fundamental component of any PC
and if you really want to get into the guys of a computer, it?s good through understanding
what BIOS Is all about. More ...
Anatomy of a Liquid Crystal Display (LCD)
Color LCD displays have a sandwich-like structure. One layer of the sandwich has
liquid crystal between two glass plates. One glass plate has a matrix of thin film
transistors on it. Liquid crystals move depending upon the charge applied to a tiny
capacitor by its related transistor. 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 ...
How Hard Disks Work
A hard disk drive consists of several main components. The first is one or more thin disks
that spin at anything from 3650 to 15000 RPM. The second major component is the head assembly
which consists of record/playback heads mounted on arms which pivot so that the heads can
be placed over any of the tracks. More ...
SD (Secure Digital) Memory Card Basics
SD cards come in a variety of sizes, storage capacities, and transfer speeds. This makes it confusing for users to choose the correct memory card for their products. This article touches on the SD technologies to help you get the correct SD memory card. More ...
PC Technician Street Smarts: A Real World Guide to CompTIA A+ Skills
Hit the ground running with the street-smart training you'll find in this practical
book. Using a "year in the life" approach, it gives you an inside look at the common
responsibilities of PC Technicians, with key information organized around the actual
day-to-day tasks, scenarios, and challenges you'll face in the field. More ...
The Universal Serial Bus
In 1996 the Universal Serial Bus (USB) was developed to replace the serial and parallel
ports. Today, the USB port is used to connect scanners, digital cameras, and external
storage devices like CD-RW drives. More ...