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Computer Aptitude

BASIC COMPUTER KNOWLEDGE MCQs

Total Questions : 1975 | Page 67 of 198 pages
Question 661.  which part of a computer displays the work done?
  1.    RAM
  2.    Printer
  3.    Monitor
  4.    ROM
 Discuss Question
Answer: Option C. -> Monitor
Explanation :
Question 662.  codes consisting of bars or lines of varying widths or lenghts that are computer readable are known as-
  1.    An ASCII code
  2.    A magnetic tape
  3.    An OCR scanner
  4.    A bar code
 Discuss Question
Answer: Option D. -> A bar code
Explanation :
Question 663.  which type of device is the computer monitor?
  1.    Input
  2.    Output
  3.    Processing
  4.    Software
 Discuss Question
Answer: Option B. -> Output
Explanation :
Question 664.  the .......................... key and the ........................ key can be used in combination with other keys to perform shortcuts and special tasks.
  1.    Control, Alt
  2.    Function, Toggle
  3.    Delete, Insert
  4.    Caps lock, Num lock
 Discuss Question
Answer: Option A. -> Control, Alt
Explanation :
Question 665.  which type of device is the computer monitor?
  1.    Input
  2.    Output
  3.    Processing
  4.    Software
 Discuss Question
Answer: Option B. -> Output
Explanation :
Question 666.  codes consisting of bars or lines of varying widths or lenghts that are computer readable are known as-
  1.    An ASCII code
  2.    A magnetic tape
  3.    An OCR scanner
  4.    A bar code
 Discuss Question
Answer: Option D. -> A bar code
Explanation :
Question 667.  whenever we have to give space between the two words while typing on a pc we have to press a key known as-
  1.    Backspace
  2.    Shift
  3.    Escape
  4.    Space Bar
 Discuss Question
Answer: Option D. -> Space Bar
Explanation :
Question 668.  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 669.  soft copy refers to ..........................
  1.    Printed output
  2.    Music sounds
  3.    Screen output
  4.    Digitizing
 Discuss Question
Answer: Option C. -> Screen output
Explanation :
Question 670.  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 :

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