Computer Knowledge

Today Computer knowledge is compulsory for every one.In this blog I am trying to share some knowledge of Computer.Lets start with basics.

 Computer

In simple word, Computer is a electronic device which is work with combination of hardware and software.And it works faster more than human.

Personal Computer Components

Personal computer components divide in below four parts.

1. System Unit
2. Display Unit
3. Input Unit
4. External Unit

1-System system Unit:-

A system unit is the main component of a pc.It is comprised of a chassis and the internal Components of a Computer such as the system board ,the microprocessor ,memory module ,disk drives,adapter cards,the power of supply,a fan or other cooling device,and port for connecting external components such as a monitors,keyboards,mice and other devices.

Example:-

2-Display Unit:-

A display device is a personal computer component that enable users to view the text and graphic data associated with a computer program.Display Device commonly connect to the system unit via a cable, and they have controls to adjust the setting for the device .
Example:-

3-Input Devices:-

An Input device is a computer component that enable users to enter data or instructions into a computer.
Example:-

3-External Devices:-

External device typically provide alternative input or output method or additional data storage.External devices are connected to the system unit via a cable or a wireless connection. Some have their own power source ans some draw power from the system.
Example:-