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Home Digital Electronics Memory and Storage Comments

  • Question
  • Dynamic RAMs store information by using ________.


  • Options
  • A. magnetism
  • B. flip-flops
  • C. latches
  • D. capacitors

  • Correct Answer
  • capacitors 


  • Memory and Storage problems


    Search Results


    • 1. To reduce the number of pins on high-capacity DRAM chips, address ________ is used so that a single pin can accommodate two different address bits.

    • Options
    • A. conversion
    • B. programming
    • C. multiplexing
    • D. firmware
    • Discuss
    • 2. ROM is a type of memory in which data are stored permanently or semipermanently.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. The time delay called access time, tac, is a measure of the ROM's operating speed.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. Static RAMs (SRAMs) use internal capacitors as basic storage elements.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. Erasing or programming a flash memory device is a one-step operation.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. The TMS44100 has ________ address inputs.

    • Options
    • A. 10
    • B. 11
    • C. 12
    • D. 13
    • Discuss
    • 7. When more than one IC is used to provide all the addressable locations in a memory, a technique called ________ is used to identify which IC is being accessed.

    • Options
    • A. address decoding
    • B. memory refresh
    • C. data encoding
    • D. memory paging
    • Discuss
    • 8. A FIFO ________.

    • Options
    • A. allows data to be clocked in and out at different clock rates
    • B. outputs the data in the same order that it was input
    • C. can be used to smooth out bursts of data into a continuous stream
    • D. All of the above
    • Discuss
    • 9. Because of their nonvolatility, high speed, low power requirements, and lack of moving parts, ________ have become feasible alternatives to magnetic disk storage.

    • Options
    • A. CD-ROMs
    • B. flash memory modules
    • C. ROMs
    • D. EPROMs
    • Discuss
    • 10. The difference between RAM and ROM is that ________.

    • Options
    • A. RAM has a read/write signal and ROM doesn't
    • B. RAM will lose data when the power is removed and ROM won't
    • C. RAM has random address access and ROM uses sequential address access
    • D. RAM has a read/write signal and ROM doesn't; RAM will lose data when the power is removed and ROM won't.
    • E. All of the above
    • Discuss


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