WHAT IS THE COMPUTER?

 A Computer Is an Electronic Machine, Which Accepts The Data From The User, Process It An Gives Us The Eyesore Result In The Form Of Information


Ø FULL FORM OF COMPUTER

·       C - COMMONLY

·       O – OPERATING

·       M – MACHINE

·       P - PURPOSELY

·       U – USED TO

·       T – TECHNOLOGY

·       E – EDUCATION

·       R – RESEARCH

Ø CHARACTERISTICS OF COMPUTER

v HIGH SPEED

§  Computer is a very fast device.

§  It is capable of performing calculations of very large amounts of data.

§  It takes only a few seconds for calculation that we take hours to complete.

v ACCURACY

§  Computer can do the calculation without errors and very accurately.

§  The calculations are 100% error-free.

§  The computer error is due to humans and inaccurate data.

v STORAGE CAPABILITY

§  Memory is a very important characteristic of computers.

§  It can store a large amount of data.

§  It can store any type of data such as images, video, text, audio, and many others.

v DILIGENCE

§  It can work continuously without any error and boredom.

§  It can do repeated work with the same speed and accuracy.

v RELIABILITY

§  A computer is a reliable machine

§  Modern electronic components have long lives.

v VERSATILITY

§  A computer is a very versatile machine

§  They perform multiple different tasks at the same time e.g.- playing music and drafting your document and you can print a page.

§  A computer is very flexible in performing the jobs to be done.

v REDUCTION IN PAPERWORK

§  The use of computers for data processing in an organization leads to a reduction in paperwork and result in speeding up a process.

§  As data in electronica files can be retrieved as and when required, the problem of maintaining large numbers do paper files gets reduced.

Ø Disadvantages/limitations of computer

v NO I.Q

§  A computer is a machine that has no intelligence to perform any task.

§  Each instruction has to be given to the computer.

§  A computer cannot take any decision on its own.

v NO FEELINGS

§  Computers have no feelings or emotions.

v ENVIRONMENT

§  The operating environment of the computer should be dust free and suitable.