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Number Systems and Codes problems

  • 1. A string of 64 bits has 9 bytes.

  • Options
  • A. True
  • B. False
    • Discuss
  • 2. A binary number with four digits has a maximum value of 15.

  • Options
  • A. True
  • B. False
    • Discuss
  • 3. The 1's complement of a binary number is derived by changing 0s to 1s and 1s to 0s.

  • Options
  • A. True
  • B. False
    • Discuss
  • 4. The largest single BCD digit has a binary value of 15.

  • Options
  • A. True
  • B. False
    • Discuss
  • 5. The Gray code has a base of eight.

  • Options
  • A. True
  • B. False
    • Discuss
  • 6. A decimal fraction can be converted to binary by using the repeated division-by-2 method.

  • Options
  • A. True
  • B. False
    • Discuss
  • 7. The BCD equivalent of 73 is 01001001.

  • Options
  • A. True
  • B. False
    • Discuss
  • 8. A byte has 8 bits.

  • Options
  • A. True
  • B. False
    • Discuss
  • 9. 1510 = 11112 = F16 = 00010101 BCD

  • Options
  • A. True
  • B. False
    • Discuss
  • 10. Digital circuitry is the foundation of digital computers and many automated control systems.

  • Options
  • A. True
  • B. False
    • Discuss

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