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  • Question
  • How many bits are used in the data bus?


  • Options
  • A. 7
  • B. 8
  • C. 9
  • D. 16

  • Correct Answer



  • Computer Hardware and Software problems


    Search Results


    • 1. Which of the following best describes static memory devices?

    • Options
    • A. memory devices that are magnetic in nature and do not require constant refreshing
    • B. semiconductor memory devices in which stored data is retained as long as power is applied
    • C. memory devices that are magnetic in nature and require constant refreshing
    • D. semiconductor memory devices in which stored data will not be retained with the power applied unless constantly refreshed
    • Discuss
    • 2. A nonvolatile type of memory that can be programmed and erased in sectors, rather than one byte at a time is:

    • Options
    • A. flash memory
    • B. EPROM
    • C. EEPROM
    • D. MPROM
    • Discuss
    • 3. How many storage locations are available when a memory device has twelve address lines?

    • Options
    • A. 144
    • B. 512
    • C. 2048
    • D. 4096
    • Discuss
    • 4. Which of the following RAM timing parameters determine(s) its operating speed?

    • Options
    • A. tacc
    • B. taa and tacs
    • C. t1 and t3
    • D. trc and twc
    • Discuss
    • 5. Select the best description of the fusible-link PROM.

    • Options
    • A. user programmable, one-time programmable
    • B. manufacturer programmable, one-time programmable
    • C. user programmable, reprogrammable
    • D. manufacturer programmable, reprogrammable
    • Discuss
    • 6. How many bits are used in the address bus?

    • Options
    • A. 7
    • B. 8
    • C. 9
    • D. 16
    • Discuss
    • 7. A microprocessor unit, a memory unit, and an input/output unit form a:

    • Options
    • A. CPU
    • B. compiler
    • C. microcomputer
    • D. ALU
    • Discuss
    • 8. A port can be:

    • Options
    • A. strictly for input
    • B. strictly for output
    • C. bidirectional
    • D. all the above
    • Discuss
    • 9. Which of the following is not a basic element within the microprocessor?

    • Options
    • A. microcontroller
    • B. arithmetic-logic unit (ALU)
    • C. temporary register
    • D. accumulator
    • Discuss
    • 10. Which of the following is not a computer bus?

    • Options
    • A. data bus
    • B. timer bus
    • C. control bus
    • D. address bus
    • Discuss


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