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MCQs

Total Questions : 457 | Page 11 of 46 pages
Question 101. A gate is a logic circuit with one or more input signals but _____ output signal.
  1.    two
  2.    double
  3.    one
  4.    more than one
  5.    None of the above
 Discuss Question
Answer: Option C. -> one
Question 102. The XOR gates are ideal for testing parity because even-parity words produce a _____ output and odd-parity words produce a _____ output
  1.    low, high
  2.    high, low
  3.    odd, even
  4.    even, odd
  5.    None of the above
 Discuss Question
Answer: Option A. -> low, high
Question 103. Which of the following is not true?
  1.    0X0 = 0
  2.    0 x 1 = 1
  3.    1 x 0 = 0
  4.    1 x 1 = 1
  5.    None of the above
 Discuss Question
Answer: Option B. -> 0 x 1 = 1
Question 104. _____ has become the most widely used bipolar family.
  1.    DTL
  2.    TTL
  3.    ECL
  4.    MOS
  5.    None of the above
 Discuss Question
Answer: Option B. -> TTL
Question 105. The functional capacity of SSI devices is
  1.    1 to 11 gates
  2.    12 to 99 gates
  3.    100 to 10,000 gates
  4.    more than 10,000 gates
  5.    None of the above
 Discuss Question
Answer: Option A. -> 1 to 11 gates
Question 106. The master slave JK flip-flop is effectively a combination of
  1.    an SR flip-flop and a T flip-flop
  2.    an SR flip-flop and a D flip-flop
  3.    a T flip-flop and a D flip-flop
  4.    two T flip-flops
  5.    None of the above
 Discuss Question
Answer: Option A. -> an SR flip-flop and a T flip-flop
Question 107. Conversion of 10110112 to it's decimal equivalent is
  1.    8110
  2.    9110
  3.    10010
  4.    20010
  5.    None of the above
 Discuss Question
Answer: Option B. -> 9110
Question 108. The octal equivalent of decimal 324.987 is
  1.    504.771
  2.    640.781
  3.    815.234
  4.    90.987
  5.    None of the above
 Discuss Question
Answer: Option A. -> 504.771
Question 109. One way to simplify the sum-of-products equation is to use boolean algebra. Another way is the _____ map.
  1.    De Morgan
  2.    Standard
  3.    Schottky
  4.    Karnaugh
  5.    None of the above
 Discuss Question
Answer: Option D. -> Karnaugh
Question 110. With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____
  1.    set, reset
  2.    race, no change
  3.    high, low
  4.    set, race
  5.    None of the above
 Discuss Question
Answer: Option C. -> high, low

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