Digital Logic Circuits (DLC) MCQs with answers Page - 20

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. CMOS logic dissipates power than NMOS logic circuits.

  • (A) more
  • (B) less
  • (C) equal
  • (D) very high

A

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Q. Semiconductors are made of

  • (A) ge and si
  • (B) si and pb
  • (C) ge and pb
  • (D) pb and au

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Q. Which chip were the first RTC and CMOS RAM chip to be used in early IBM computers, capable of storing a total of 64 bytes?

  • (A) the samsung 146818
  • (B) the samsung 146819
  • (C) the motorola 146818
  • (D) the motorola 146819

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Q. The full form of ECL is

  • (A) emitter-collector logic
  • (B) emitter-complementary logic
  • (C) emitter-coupled logic
  • (D) emitter-cored logic

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Q. Which logic is the fastest of all the logic families?

  • (A) ttl
  • (B) ecl
  • (C) htl
  • (D) dtl

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Q. Sometimes ECL can also be named as

  • (A) eel
  • (B) cel
  • (C) cml
  • (D) ccl

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Q. In an ECL the output is taken from

  • (A) emitter
  • (B) base
  • (C) collector
  • (D) junction of emitter and base

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Q. The ECL behaves as

  • (A) not gate
  • (B) nor gate
  • (C) nand gate
  • (D) and gate

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Q. In ECL the fanout capability is

  • (A) high
  • (B) low
  • (C) zero
  • (D) sometimes high and sometimes low

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Q. ECL’s major disadvantage is that

  • (A) it requires more power
  • (B) it’s fanout capability is high
  • (C) it creates more noise
  • (D) it is slow

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