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Computer Questions and Answers

TRB Model Questions
25. Boolean variable assumes _______
 
  • A. Values that are true only
  • B. Values that are false only
  • C. Values that are either true or false
  • D. None of these
Answer: C.
Values that are either true or false
 
26. The total number of digits (symbols) available to represent numbers in a positional number system is referred as _____
 
  • A. Power
  • B. Base
  • C. Number system
  • D. None of these
Answer: B.
Base
 
 
27. A fixed number of adjacent bits that represent a particular character or symbol are referred as ____
 
  • A. Byte
  • B. Bubble
  • C. Octal
  • D. None of these
Answer: A.
Byte
 
28. In a disk system time required for a read/write head to move to the track where the record to be read or written is stored is ______
 
  • A. Seek time
  • B. Response time
  • C. Access time
  • D. Random time
Answer: A.
Seek time