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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

  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

  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

  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

  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

  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

  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

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

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

  17. Conversion of binary number 1100002 to hexadecimal is

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

  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