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:
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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