PPSC Junior Computer Operator Past Papers

____are programs that control and direct the operations of a computer hardware .

  1. Application software
  2. MS Office suite
  3. Operating system
  4. Game software

Which of the following is temporary storage area for data before and after it is processed?

  • RAM
  • ROM
  • CD
  • Floppy

____is used to transmit digital data over telephone lines.

  • Network card
  • Sound card
  • Graphic card
  • Modem

Barcode reader is a/an;

  • Input device
  • Output device
  • Strong device
  • Display device

Daisy wheel printing is a example of ______

  • Thermal printing
  • Impact printing
  • Laser printing
  • Liquid inkjet printing

Types of computer memory are;

  • Two
  • Four
  • Three
  • Six

PNG ( Portable Network Graphic) is an example of ;

  • Vector graphic
  • Raster graphic or bitmaps
  • colour graphic
  • Negative films

Software is also called_____

  • A computer program
  • Physical part of computer
  • Input device
  • Output device

Main type (s) of software is /are;

  • System software
  • Application software
  • Request software
  • Both A and B

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