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Computer Aptitude

BASIC COMPUTER KNOWLEDGE MCQs

Total Questions : 1975 | Page 69 of 198 pages
Question 681.  which of these keys is not on the number keypad?
  1.    Ctrl
  2.    Del
  3.    Enter
  4.    Num lock
 Discuss Question
Answer: Option A. -> Ctrl
Explanation :
Question 682.  the primary output device for computers is a ............................. .
  1.    Video monitor
  2.    Printer
  3.    Keyboard
  4.    Mouse
 Discuss Question
Answer: Option A. -> Video monitor
Explanation :
Question 683.  why is the caps lock key referred to as a toggle key?
  1.    Because its function goes back and forth every time it is pressed
  2.    Because it cannot be used for entering numbers
  3.    Because it cannot be used to delete
  4.    Because it cannot be used to insert
 Discuss Question
Answer: Option A. -> Because its function goes back and forth every time it is pressed
Explanation :
Question 684.  .............................. provides the means to move the pointer on the screen and give information to the computer by clicking its buttons.
  1.    Scanner
  2.    Mouse
  3.    Keyboard
  4.    Program
 Discuss Question
Answer: Option B. -> Mouse
Explanation :
Question 685.  which of these keys is not on the number keypad?
  1.    Ctrl
  2.    Del
  3.    Enter
  4.    Num lock
 Discuss Question
Answer: Option A. -> Ctrl
Explanation :
Question 686.  why is the caps lock key referred to as a toggle key?
  1.    Because its function goes back and forth every time it is pressed
  2.    Because it cannot be used for entering numbers
  3.    Because it cannot be used to delete
  4.    Because it cannot be used to insert
 Discuss Question
Answer: Option A. -> Because its function goes back and forth every time it is pressed
Explanation :
Question 687.  soft copy refers to ..........................
  1.    Printed output
  2.    Music sounds
  3.    Screen output
  4.    Digitizing
 Discuss Question
Answer: Option C. -> Screen output
Explanation :
Question 688.  the primary goal of a computer is to turn data into...........................
  1.    ideas
  2.    suggestions
  3.    information
  4.    reports
 Discuss Question
Answer: Option C. -> information
Explanation :
Question 689.  all of the logic and mathematical calculations done by the computer happen in/on the....................
  1.    system board
  2.    central control unit
  3.    central processing unit
  4.    memory
 Discuss Question
Answer: Option C. -> central processing unit
Explanation :
Question 690.  the main job of a cpu is to....................
  1.    carry out program instructions
  2.    store data / information for future use
  3.    process data and information
  4.    both (A) and (B)
 Discuss Question
Answer: Option D. -> both (A) and (B)
Explanation :

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