chitikaa 2

Thursday, July 2, 2009

Information Processing by a Digital System

A Digital system such as a computer not only handles numbers but all kinds of information.

• Numbers: A computer is able to store and process all types of numbers, integers, fractions etc. and is able to perform different kinds of arithmetic operations on the numbers.

• Text: A computer in a news reporting room is used to write and edit news reports. A Mathematician uses a computer to write mathematical equations explaining the dissipation of heat by a heat sink. The computer is able to store and process text and symbols.

• Drawings, Diagrams and Pictures: A computer can store very conveniently complex engineering drawings and diagrams. It allows real life still pictures or videos to be processed and edited.

• Music and Sound: Musicians and Composers uses a computer to work on a new compositions. Computers understand spoken commands. A Digital System (computer) is capable of handling different types of information, which is represented in the form of Binary Numbers. The different types of information use different standards and binary formats. For example, computers use the Binary number system to represent numbers. Characters used in writing text are represented through yet another standard known as ASCII which allows alphabets, punctuation marks and numbers to be represented through a combination of 0s and 1s.

No comments:

Post a Comment