logo

CuriousTab

CuriousTab

Discussion


Home Computer Science Digital Computer Electronics Comments

  • Question
  • With positive clocking the clock signal must be _____ for the flip-flop to respond.


  • Options
  • A. high
  • B. low
  • C. set
  • D. race
  • E. None of the above

  • Correct Answer
  • high 


  • Digital Computer Electronics problems


    Search Results


    • 1. What advantages do ICs have over discrete-device circuits due to their greater complexity (i.e. more circuitary in less area)

    • Options
    • A. Smaller size
    • B. Higher reliability
    • C. Lower cost
    • D. All of the above
    • E. None of the above
    • Discuss
    • 2. The maximum number of TTL loads that a TTL device can drive reliably over the specified temperature range is

    • Options
    • A. fanout
    • B. bipolar
    • C. chip
    • D. universal logic circuit
    • E. None of the above
    • Discuss
    • 3. Which type of digitizer measures a wave traveling at the speed of sound?

    • Options
    • A. Electrostatic
    • B. Sonic
    • C. Digitizing sr amer
    • D. Caparitive
    • E. None of the above
    • Discuss
    • 4. Which of the following may be classified as an automation system?

    • Options
    • A. automated warehouses
    • B. numerically controlled machine tools
    • C. robotics
    • D. All of the above
    • E. None of the above
    • Discuss
    • 5. What is required to enable the PC to emulate a graphics terminal?

    • Options
    • A. Software
    • B. A laser printer
    • C. A color monitor
    • D. A graphics board
    • E. None of the above
    • Discuss
    • 6. The ASCII code is a 7-bit code for

    • Options
    • A. letters
    • B. numbers
    • C. other symbols
    • D. All of the above
    • E. None of the above
    • Discuss
    • 7. Conversion of binary number 1100012 to its decimal number is

    • Options
    • A. 2710
    • B. 4910
    • C. 3910
    • D. 5010
    • E. None of the above
    • Discuss
    • 8. If a microcomputer has a 64K memory, what are the hexadecimal notations for the first and last memory location?

    • Options
    • A. 0000, EEEE
    • B. 0, 64
    • C. 0000, FFFF
    • D. 0000, 9999
    • E. None of the above
    • Discuss
    • 9. The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.

    • Options
    • A. OR
    • B. AND
    • C. NAND
    • D. XOR
    • E. None of the above
    • Discuss
    • 10. The control and arithmetic-logic sections are called the _____

    • Options
    • A. Block diagram
    • B. Control Unit
    • C. Input / Output Unit
    • D. Central Processing Unit
    • E. None of the above
    • Discuss


    Comments

    There are no comments.

Enter a new Comment