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1021

A = 10, B = 11, C = 12, D =13, E = 14, F = 15 B, D, F = 11, 13, 15, respectively. In the hexadecimal number system, B, D, F represent

 

  • A. 11, 12, 13 respectively
  • B. 13, 14, 15 respectively
  • C. 11, 13, 15 respectively
  • D. 14, 16, 17 respectively
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1022

The conversion of 110012 to base 10 equals

  • A. 30
  • B. 20
  • C. 25
  • D. 28
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1023

The transaction file can also be described as

 

 

  • A. master file
  • B. reference file
  • C. historical file
  • D. movement file
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1024

Which of the following statements is not true about a computer file?

 

 

 

 

  • A. It is very fast to access any record within a file
  • B. It is created electronically
  • C. File creation and access are less laborious
  • D. Initial setup is expensive
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1025

An advantage of sequential access over serial access is that

 

  • A. individual records can be located more quickly
  • B. sequential file does not use key
  • C. sequential file is slow
  • D. sequential file is detailed
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