Computer Fundamentals Section | Basic Computer Knowledge


Which of the following are likely to jam the read/write head of a disk pack?

   A.) Dust
   B.) Smoke particle
   C.) Finger print smudge
   D.) All of the above

Answer: Option 'D'

All of the above


Which is a non-standard version of a computing language?

   B.) APL
   C.) Army
   D.) PL/1

Answer: Option 'C'



A technique used by codes to convert an analog signal into a digital bit stream is known as

   A.) Pulse code modulation
   B.) Pulse stretcher
   C.) Query processing
   D.) Queue management

Answer: Option 'A'

​Pulse code modulation


Which of the following terminals' output most closely resembles the output produced by a plotter?

   A.) graphics terminal
   B.) POS terminal
   C.) hardcopy terminal
   D.) all the above

Answer: Option 'A'

​graphics terminal


The following is true about 2-out of-5 code:

   A.) it is weighted code
   B.) it is unweighted code
   C.) it has odd parity
   D.) All of the above

Answer: Option 'B'

​it is unweighted code

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