what is computer ?

Computer is an electronic device that performs mathematical and agonistic functions. It takes data as input, processes them and provides meaningful results as output. We gather immature facts as statistics and these statistics are put into the computer. The computer provides information to us by processing these data.

Often people think that the computer is like an omnipotent superman, but it is not so. It is only an automated electronic machine that acts fast and does not make mistakes. Its capacity is limited. It is composed of the English word compute, which means to calculate. In Hindi it is called a computer. It is used to process and collect a lot of information.


The computer is an instrument and processes it for any result according to the software or program. The computer has been termed as artificial intelligence. Its memory power is higher than in humans.

Computer Features:

• It acts fast, i.e. time saves.
• It works in errorlessly.
• It allows permanent and large storage capacity.
• It is capable of making intense decisions according to the prescribed instructions.etc

Computer Use:

• In the feild of education
• In scientific research
• In railway and air passenger reservation
• in bank
• In defense
• In business
• In communication
• In the entertainment etc.

Computer work

• Data Collection
• Data Storage
• Data Processing
• Data Output