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Home Digital Electronics Number Systems and Codes Comments

  • Question
  • An informational signal that makes use of binary digits is considered to be:


  • Options
  • A. solid state
  • B. digital
  • C. analog
  • D. non-oscillating

  • Correct Answer
  • digital 


  • Number Systems and Codes problems


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    • 1. The voltages in digital electronics are continuously variable.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. Convert hexadecimal C0B to binary.

    • Options
    • A. 110000001011
    • B. 110000001001
    • C. 110000001100
    • D. 110100001011
    • Discuss
    • 3. One hex digit is sometimes referred to as a(n):

    • Options
    • A. byte
    • B. nibble
    • C. grouping
    • D. instruction
    • Discuss
    • 4. Convert the following binary number to octal.
      0101111002

    • Options
    • A. 1728
    • B. 2728
    • C. 1748
    • D. 2748
    • Discuss
    • 5. Convert the following binary number to decimal.
      010112

    • Options
    • A. 11
    • B. 35
    • C. 15
    • D. 10
    • Discuss
    • 6. The decimal number 18 is equal to the binary number ________.

    • Options
    • A. 11110
    • B. 10001
    • C. 10010
    • D. 1111000
    • Discuss
    • 7. What is the decimal value of the hexadecimal number 777?

    • Options
    • A. 191
    • B. 1911
    • C. 19
    • D. 19111
    • Discuss
    • 8. Convert the following BCD number to decimal.
      010101101001bcd

    • Options
    • A. 539
    • B. 2551
    • C. 569
    • D. 1552
    • Discuss
    • 9. The binary number 1110 is equal to the decimal number ________.

    • Options
    • A. 3
    • B. 1
    • C. 7
    • D. 14
    • Discuss
    • 10. Convert the following decimal number to 8-bit binary.
      187

    • Options
    • A. 101110112
    • B. 110111012
    • C. 101111012
    • D. 101111002
    • Discuss


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