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Computer Aptitude

COMPUTER KNOWLEDGE MIXED MCQs

Total Questions : 480 | Page 2 of 48 pages
Question 11.

The latgest unit of storage is

  1.    byte 
  2.    Terabyte
  3.    megabyte
  4.    kilobyte
  5.    gigabyte
 Discuss Question
Answer: Option B. -> Terabyte
Question 12.

Which of the following devices sends and receives data over telephone lines to andc from computers?

  1.    Modem
  2.    Expansion slot
  3.    Printer
  4.    Speaker
  5.    Sound card
 Discuss Question
Answer: Option A. -> Modem
Question 13.

How many bytes are there in a terabyte ?

  1.    1000
  2.    1 billion
  3.    1 trillion
  4.    1 million
  5.    1 quadrilion
 Discuss Question
Answer: Option C. -> 1 trillion
Question 14.

Which is a pointing Device?

  1.    Joystick
  2.    Monitor
  3.    Scanner
  4.    Plotter
  5.    Printer
 Discuss Question
Answer: Option A. -> Joystick
Question 15.

Checking whether a program functions correctly, and then correcting errors, is known as 

  1.    Decoding 
  2.    Error-proofing a program
  3.    Debugging
  4.    De-erroring
  5.    Default error-checking
 Discuss Question
Answer: Option C. -> Debugging
Question 16.

This system conversion called ………………… involves running the old and new system simultaneously before converting completely to the new system. 

  1.    pilot conversion
  2.    convergent conversion
  3.    phased conversion 
  4.    direct conversion 
  5.    parallel conversion
 Discuss Question
Answer: Option E. -> parallel conversion
Question 17.

programs such as Mozilla Firefox that serve as navigable windows into web are called

  1.    Internet 
  2.    Networks 
  3.    Web browser 
  4.    URL
  5.    Hypertext
 Discuss Question
Answer: Option C. -> Web browser 
Question 18.

Which of the following protectgs the system from hackers?

  1.    Snort
  2.    Scanner
  3.    Firewall
  4.    Backup
  5.    Hub
 Discuss Question
Answer: Option C. -> Firewall
Question 19.

What is Linux ?

  1.    Input Device 
  2.    Operating System
  3.    Processor 
  4.    Storage Device 
  5.    Output Device
 Discuss Question
Answer: Option B. -> Operating System
Question 20.

Tehe cell refeence for range D20 to H35 in MS Excel will be 

  1.    D20 + H35
  2.    D20:H35
  3.    D20;H35
  4.    D20 – H35
  5.    D20,H35
 Discuss Question
Answer: Option B. -> D20:H35

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