This article is aimed at introducing you to computer hardware basics, I will stick to the 'basics' for you with high level technical stuff. A typical computer system has 3 basic components:
Keyboard
CPU (central processing unit)
Monitor.
the computer need an input device such as a keyboard. Other devices such as Mouse, barcode reader, joysticks, digital cam, scanner, light pen, etc. also fall into the category of input devices. The monitor is nothing but an output device (or a display device) whose purpose is to display all the information to the user. Computer monitors can be categorized as:
CRT (cathode ray tube) monitors
LCD or LED monitors.
CRT monitors are the box-like monitors that have been around since the last 10-15 years.
LCD and LED monitors are new type. The CPU is the actual 'computer' i.e., it is the component that is responsible for the actual computing that takes place. The CPU consists of the following components:
RAM
Mother Board
Hard disk Drive
Micro Processor
Display card
Sound card
Power Supply and cabinet
USB ports
LAN card
CD/DVD drive
floppy disk drive
cables
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