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  • Question
  • Transistor-transistor logic (TTL) uses the bipolar transistor as its main circuit element.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 


  • Digital Concepts problems


    Search Results


    • 1. The voltage levels used to represent binary values (0 and 1) in a digital system are nearly equal in value.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. Which microprocessor has multiplexed data and address lines?

    • Options
    • A. 8086/8088
    • B. 80286
    • C. 80386
    • D. Pentium
    • Discuss
    • 3. Polled I/O works best when ________.

    • Options
    • A. there are no priority considerations
    • B. priority considerations are frequent
    • C. the polling rate exceeds 1000 s
    • D. the polling rate is below 1000 s
    • Discuss
    • 4. A 20-bit address bus can locate ________.

    • Options
    • A. 1,048,576 locations
    • B. 2,097,152 locations
    • C. 4,194,304 locations
    • D. 8,388,608 locations
    • Discuss
    • 5. Which of the following is not a computer functional block?

    • Options
    • A. Analog-to-digital converter
    • B. Central-processing unit
    • C. Memory
    • D. Input/output ports
    • Discuss
    • 6. A graph of phase vs. time is a timing diagram.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. One advantage of analog circuits over digital circuits is that it's easier to store data.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. The two binary digits are 1 and 2.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. Memory devices store binary data.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. The LSB is always to the right of the MSB.

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


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