Information system
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Title: Information system

Essay Details:

Subject: Technology
Author: Melissa R
Date: September 30, 2015
Level:
Grade: A
Length: 2 / 337

Essay text:

Input devices such as keyboards, electronic pens, mouse, touch screen, scanners, etc converts data into electronic form for direct entry or transmitted into a computer system through a telecommunication network. Processing makes use of a CPU or Central processing Unit’s or Microprocessor’s (for microcomputers) two major subunits, the arithmetic-logic unit and control unit. The arithmetic-logic unit’s electronic circuits or registers performs the arithmetic/logic functions in order to execute software instructions. Output devices include video display units, audio response units and printer, etc...

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