Digital Logic Circuits (DLC) MCQs with answers Page - 28

Here, you will find a collection of MCQ questions on Digital Logic Circuits (DLC). Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. The initial values in all the cells of an EPROM is

  • (A) 0
  • (B) 1
  • (C) both 0 and 1
  • (D) alternate 0s and 1s

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Q. To store 0 in such a cell, the floating point must be

  • (A) reprogrammed
  • (B) restarted
  • (C) charged
  • (D) power off

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Q. The major disadvantage of RAM is?

  • (A) its access speed is too slow
  • (B) its matrix size is too big
  • (C) it is volatile
  • (D) high power consumption

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Q. Which one of the following is used for the fabrication of MOS EPROM?

  • (A) tms 2513
  • (B) tms 2515
  • (C) tms 2516
  • (D) tms 2518

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Q. How many addresses a MOS EPROM have?

  • (A) 1024
  • (B) 512
  • (C) 2516
  • (D) 256

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Q. ROMs retain data when

  • (A) power is on
  • (B) power is off
  • (C) system is down
  • (D) all of the mentioned

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Q. When a RAM module passes the checker board test it is

  • (A) able to read and write only 0s
  • (B) faulty
  • (C) probably good
  • (D) able to read and write only 1s

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Q. What is the difference between static RAM and dynamic RAM?

  • (A) static ram must be refreshed, dynamic ram does not
  • (B) there is no difference
  • (C) dynamic ram must be refreshed, static ram does not
  • (D) sram is slower than dram

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Q. How many natural states will there be in a 4-bit ripple counter?

  • (A) 4
  • (B) 8
  • (C) 16
  • (D) 32

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Q. A ripple counter’s speed is limited by the propagation delay of

  • (A) each flip-flop
  • (B) all flip-flops and gates
  • (C) the flip-flops only with gates
  • (D) only circuit gates

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