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CSE :: Digital Computer Electronics

  1. Instead of counting with binary numbers, a ring counter uses words that have a single high _____

  2. A.
    bytes
    B.
    bit
    C.
    gate
    D.
    chip
    E.
    None of the above

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  3. Multiplication of 1112 by 1012 is

  4. A.
    1100112
    B.
    1000112
    C.
    1111002
    D.
    0001012
    E.
    None of the above

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  5. For what logic gate the outputs in complement of the input?

  6. A.
    NOT
    B.
    AND
    C.
    OR
    D.
    XOR
    E.
    None of the above

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  7. What is the decimal equivalent of 210?

  8. A.
    4096
    B.
    1024
    C.
    1000
    D.
    16
    E.
    None of the above

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  9. The maximum number of TTL loads that a TTL device can drive reliably over the specified temperature range is

  10. A.
    fanout
    B.
    bipolar
    C.
    chip
    D.
    universal logic circuit
    E.
    None of the above

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  11. Conversion of hexadecimal number 6B216 to it's binary number equivalent is

  12. A.
    11110001101112
    B.
    0110101100102
    C.
    01100110011112
    D.
    111111112
    E.
    None of the above

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  13. The output of the following gate is 0 only if at least one of the inputs is 1:

  14. A.
    AND gate
    B.
    OR gate
    C.
    EX-OR gate
    D.
    NOR gate
    E.
    None of the above

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  15. In which of the following adder circuits, the carry look ripple delay is eliminated?

  16. A.
    Half adder
    B.
    Full adder
    C.
    Parallel adder
    D.
    Carry-look-ahead adder
    E.
    None of the above

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  17. With positive clocking the clock signal must be _____ for the flip-flop to respond.

  18. A.
    high
    B.
    low
    C.
    set
    D.
    race
    E.
    None of the above

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  19. Conversion of binary number 10100002 to an octal number is

  20. A.
    1198
    B.
    1018
    C.
    1118
    D.
    1208
    E.
    None of the above

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