January 2012
Beginner
408 pages
14h 34m
English
Content preview from Express Learning: Introduction to Information Technology
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1
Computer Basics
1. Define ‘computer’. Explain some characteristics of computers.
Ans.: The term ‘computer’ is derived from the word ‘compute’, which means to calculate. A computer is an electronic machine, devised for performing calculations and controlling operations that can be expressed either in logical or numerical terms. In simple words, a computer is an electronic device that performs diverse operations with the help of instructions to process the data in order to achieve desired results. Although the application domain of a computer depends totally on human creativity and imagination, still it covers a huge area of applications including education, industries, government, medicine, scientific research, law, and even music and arts. ...
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