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Computer Aptitude

BASIC COMPUTER KNOWLEDGE MCQs

Total Questions : 1975 | Page 41 of 198 pages
Question 401.  which of the following is not an input device?
  1.    Keyboard
  2.    Monitor
  3.    Joystick
  4.    Microphone
 Discuss Question
Answer: Option B. -> Monitor
Explanation :
Question 402.  output devices make it possible to ............................
  1.    View and print a data
  2.    Scan a data
  3.    Input a data
  4.    Sending a data
 Discuss Question
Answer: Option A. -> View and print a data
Explanation :
Question 403.  the command ctrl + u in ms word will do which of the following?
  1.    Block
  2.    Underlined
  3.    Select
  4.    Unblock
 Discuss Question
Answer: Option B. -> Underlined
Explanation :
Question 404.  which of the following is an operating system in computing?
  1.    Complier
  2.    Debugger
  3.    Translator
  4.    Linux
 Discuss Question
Answer: Option D. -> Linux
Explanation :
Question 405.  one megabyte is equals to
  1.    1000 bytes
  2.    1million bits
  3.    1 million bytes
  4.    10000 bits
 Discuss Question
Answer: Option C. -> 1 million bytes
Explanation :
Question 406.  dsl is an example of ________ connection
  1.    Broadband
  2.    Slow
  3.    Remote
  4.    Wireless
 Discuss Question
Answer: Option A. -> Broadband
Explanation :
Question 407.  one megabyte is equals to
  1.    1000 bytes
  2.    1million bits
  3.    1 million bytes
  4.    10000 bits
 Discuss Question
Answer: Option C. -> 1 million bytes
Explanation :
Question 408.  which of the following protects the system from hackers ?
  1.    Firewall
  2.    Scanner
  3.    Hub
  4.    Snort
 Discuss Question
Answer: Option A. -> Firewall
Explanation :
Question 409.  what do you call the smallest controllable element of a picture represented on a computer screen?
  1.    Bit
  2.    Pixel
  3.    Point
  4.    Cell
 Discuss Question
Answer: Option B. -> Pixel
Explanation :
Question 410.  what do you call the smallest controllable element of a picture represented on a computer screen?
  1.    Bit
  2.    Pixel
  3.    Point
  4.    Cell
 Discuss Question
Answer: Option B. -> Pixel
Explanation :

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