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Home Digital Electronics Digital Arithmetic Operations and Circuits See What Others Are Saying!
  • Question
  • Add the following binary numbers.

    0010 0110   0011 1011   0011 1100
    +0101 0101   +0001 1110   +0001 1111


  • Options
  • A. 0111 1011    0100  0001    0101  1011
  • B. 0111 1011    0101  1001    0101  1011
  • C. 0111 0111    0101  1001    0101  1011
  • D. 0111 0111    0100  0001    0101  1011

  • Correct Answer
  • 0111 1011    0101  1001    0101  1011 


  • More questions

    • 1. One of the stages in a register consists of a latch.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. A VHDL component is a predefined logic function.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. L1 is known as ________.

    • Options
    • A. primary cache
    • B. secondary cache
    • C. DRAM
    • D. SRAM
    • Discuss
    • 4. All inputs to the MAX7000S device and all macrocell outputs feed the PIA.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. The 74154 is a 1-of-16 decoder. It accepts a 4-bit binary input.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. A 1-of-8 octal decoder has eight outputs and decodes an input of ________ bit(s).

    • Options
    • A. three
    • B. two
    • C. four
    • D. one
    • Discuss
    • 7. A four-line multiplexer must have as inputs four data inputs and two select inputs.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. Basically, a multiplexer changes parallel data inputs to a serial output.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. In a positive logic system, the HIGH level is usually represented by ________.

    • Options
    • A. 0 V
    • B. +1 V
    • C. +5 V
    • D. +9 V
    • Discuss
    • 10. Eight bits of digital data are normally referred to as a:

    • Options
    • A. group.
    • B. byte.
    • C. word.
    • D. cell.
    • Discuss


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