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CSE :: Digital Computer Electronics

  1. A flip-flop can store:

  2. A.
    1 bits of data
    B.
    2 bits of data
    C.
    3 bits of data
    D.
    4 bits of data
    E.
    None of the above

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  3. A logic circuit which is used to change a BCD number into an equivalent decimal number is

  4. A.
    decoder
    B.
    encoder
    C.
    multiplexer
    D.
    code converter
    E.
    None of the above

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  5. Cyclic codes are used in

  6. A.
    data transfer
    B.
    continuously varying signal representation
    C.
    arithmetic and logical computation
    D.
    All of the above
    E.
    None of the above

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  7. The digits used in a binary number system are _____ and _____

  8. A.
    9 and 0
    B.
    0 and 1
    C.
    1 and 2
    D.
    3 and 4
    E.
    None of the above

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  9. The 2-input XOR gate has a high output only when the input bits are _____

  10. A.
    even
    B.
    different
    C.
    low
    D.
    high
    E.
    None of the above

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  11. Conversion of binary number 10010102 to to its decimal number is

  12. A.
    7410
    B.
    9710
    C.
    7210
    D.
    6310
    E.
    None of the above

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  13. A combinational logic circuit which generates particular binary word or number is

  14. A.
    decoder
    B.
    multiplexer
    C.
    encoder
    D.
    demultiplexer
    E.
    None of the above

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  15. The 1's compliment of binary number 11010 is:

  16. A.
    00101
    B.
    00010
    C.
    00110
    D.
    11101
    E.
    None of the above

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  17. Conversion of binary number 1100002 to hexadecimal is

  18. A.
    3016
    B.
    4016
    C.
    4316
    D.
    2716
    E.
    None of the above

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  19. Conversion of an octal number 1068 to binary number is

  20. A.
    11100102
    B.
    10001102
    C.
    11001102
    D.
    100001102
    E.
    None of the above

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