Digital electronics miscellaneous


Digital electronics miscellaneous

Digital Electronics

  1. Race around condition always arise in a—









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    Race around condition always arise in a Asynchronous circuit.

    Correct Option: B

    Race around condition always arise in a Asynchronous circuit.


  1. The two trip points in a Schmitt inverter are 1·5 V and 2.7 V. If the output is initially HIGH, it will go to LOW state when input voltage—









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    NA

    Correct Option: A

    NA



  1. A switch tailoring counter is made by using single D-flipflop. The resulting circuit is a—









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    NA

    Correct Option: A

    NA


  1. In a JK flip-flop we have J = Q and K = 1 (shown in figure). Assuming the flip-flop was initially cleaned and then clocked for 6-pulses, the sequence at the Q will be—











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    The given circuit arrangement


    Correct Option: D

    The given circuit arrangement




  1. JK flip-flop can be made from an SR flip-flop by using two additional— (A) (B) (C) (D)









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    JK flip-flop can be made from an SR flip-flop by using two additional NAND gates.

    Correct Option: A

    JK flip-flop can be made from an SR flip-flop by using two additional NAND gates.