Computer Basics MCQ Questions and Answers Quiz

21. Which of the following does not represent on I/O device

  1. speaker which beeps
  2. joystick
  3. plotter
  4. ALU

22. The communication line between the CPU, memory and peripherals is called a

  1. Bus
  2. Line
  3. Media
  4. Star

23. Memories which can be read only are called………….. memories

  1. RAM
  2. ROM
  3. PROM
  4. EPROM

24. Example of non-numerical data is

  1. examination score
  2. employee address
  3. bank balance
  4. employee number

25. One thousand bytes represent a

  1. Megabyte
  2. Gigabyte
  3. Kilobyte
  4. None of the above

26. A step by step procedure used to solve a problem is called

  1. Operating system
  2. Algorithm
  3. Application programm
  4. none of the above

27. A computer cannot “boot” if it does not have the

  1. Compiler
  2. Loader
  3. Operating system
  4. Assembler

28. The Central Processing Unit

  1. is operated from the control panel.
  2. is controlled by the input data entering the system
  3. controls the auxiliary storage unit
  4. controls all input, output and processing

29. Computer follows a simple principle called GIGO which means:

  1. garbage input good output
  2. garbage in garbage out
  3. great instructions great output
  4. good input good output

30. The term ‘baud’ is a measure of the:

  1. speed at which data travels over the communication line
  2. memory capacity
  3. instruction execution time
  4. all of the above
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MCQ Multiple Choice Questions and Answers on Computer Basics

Computer Basics Question and Answer