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Home Digital Electronics Digital Arithmetic Operations and Circuits See What Others Are Saying!
  • Question
  • 10011100 in two's-complement notation has a decimal value of ?100.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • More questions

    • 1. A good rule of thumb for determining the pin numbers of dual-in-line package IC chips would be to place the notch to your right and pin #1 will always be in the lower right corner.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. Which is not a real advantage of HDL?

    • Options
    • A. Using higher levels of abstraction
    • B. Tailoring components to exactly fit the needs of the project
    • C. The use of graphical tools
    • D. Using higher levels of abstraction and tailoring components to exactly fit the needs of the project
    • Discuss
    • 3. What is the significance of the J and K terminals on the J-K flip-flop?

    • Options
    • A. There is no known significance in their designations.
    • B. The J represents "jump," which is how the Q output reacts whenever the clock goes high and the J input is also HIGH.
    • C. The letters were chosen in honor of Jack Kilby, the inventory of the integrated circuit.
    • D. All of the other letters of the alphabet are already in use.
    • Discuss
    • 4. What is used to graphically show the time relationship between two or more digital waveforms?

    • Options
    • A. reference diagram
    • B. timing diagram
    • C. voltage curve
    • D. load line
    • Discuss
    • 5. How many BCD code bits and how many straight binary bits would be required to represent the decimal number 643?

    • Options
    • A. 12 BCD, 12 binary
    • B. 12 BCD, 10 binary
    • C. 12 BCD, 9 binary
    • D. 16 BCD, 9 binary
    • Discuss
    • 6. The term hold always means ________.

    • Options
    • A.
    • B.
    • C.
    • D. no change
    • Discuss
    • 7. A pulse is not perfectly square; it takes time for the digital level to rise from 0 up to 1 and to fall from 1 down to 0.

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

    • Options
    • A. 110000001011
    • B. 110000001001
    • C. 110000001100
    • D. 110100001011
    • Discuss
    • 9. The comments in ADHL are enclosed between # characters.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. The EPM 7128S is a(n) ________ device.

    • Options
    • A. PLD
    • B. JTAG
    • C. EEPROM
    • D. ISP
    • Discuss


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