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MCQs

Total Questions : 170 | Page 2 of 17 pages
Question 11. Aperture time, holding time and acquisition time are equal in magnitude.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 12. TTL stands for __________________
  1.    Transistor-triode-logic
  2.    Triode-transistor-logic
  3.    Triode-triode-logic
  4.    Transistor-transistor-logic
 Discuss Question
Answer: Option D. -> Transistor-transistor-logic
Answer: (d).Transistor-transistor-logic
Question 13. Which of the following is correct for digital devices?
  1.    Single stable logic level
  2.    Double stable logic level
  3.    Triple stable logic level
  4.    Infinite stable logic level
 Discuss Question
Answer: Option B. -> Double stable logic level
Answer: (b).Double stable logic level
Question 14. During sampling hold capacitor is isolated.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 15. Which of the following device is used for a sample circuit?
  1.    IC 741
  2.    IC 4047
  3.    IC 4041
  4.    IC 8870
 Discuss Question
Answer: Option A. -> IC 741
Answer: (a).IC 741
Question 16. Read in data of shift register will be _____________
  1.    Serial
  2.    Parallel
  3.    Both serial and parallel
  4.    Unpredictable
 Discuss Question
Answer: Option A. -> Serial
Answer: (a).Serial
Question 17. Each flip flop in shift register act as_______________
  1.    Frequency multiplier
  2.    Frequency divider
  3.    Frequency doubler
  4.    Frequency adder
 Discuss Question
Answer: Option B. -> Frequency divider
Answer: (b).Frequency divider
Question 18. Which of the following are building blocks of encoders?
  1.    NOT gate
  2.    OR gate
  3.    AND gate
  4.    NAND gate
 Discuss Question
Answer: Option B. -> OR gate
Answer: (b).OR gate
Question 19. Which of the following can be represented for decoder?
  1.    Sequential circuit
  2.    Combinational circuit
  3.    Logical circuit
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Combinational circuit
Answer: (b).Combinational circuit
Question 20. A decoder converts n inputs to __________ outputs.
  1.    n
  2.    n²
  3.    2ⁿ
  4.    nⁿ
 Discuss Question
Answer: Option C. -> 2ⁿ
Answer: (c).2ⁿ

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