computer components

All of computers follow a same basic logical structure and perform the following five basic operations for converting raw input into information useful to their users.

Sr.No.	Operation	Description
1	Take Input	The process of entering and instructions into the system
2	Store	Saving and instructions so that they are available for processing as and when required.
3	Processing	Performing arithmetic, and logical operations on in order to convert them into useful information.
4	Output Information	The process of producing useful information or results for the user, such as a printed report or visual display.
5	Control the workflow	Directs the manner and sequence in which all of the above operations are performed.

Input Unit

This unit contains devices with the help of which we enter into . This unit makes link between user and . The translate the information into the form understandable by .

(Central Processing Unit)

is considered as the brain of the . performs all of processing operations. It stores , intermediate results and instructions(program). It controls the operation of all parts of .
itself has following three

• ALU(Arithmetic Logic Unit)
• Unit
• Control Unit

Output Unit

Output unit consists of devices with the help of which we get the information from . This unit is a link between and users. translate the 's output into the form understandable by users.