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CSE :: Digital Computer Electronics

  1. Which of the following electronic component is not found in ordinary ICs?

  2. A.
    diodes
    B.
    resistors
    C.
    transistors
    D.
    inductors
    E.
    None of the above

  3. A shift register can be used for

  4. A.
    parallel to serial conversion
    B.
    serial to parallel conversion
    C.
    digital delay line
    D.
    All of the above
    E.
    None of the above

  5. Which of the following logic families use bipolar transistors?

  6. A.
    TTL
    B.
    GaAS
    C.
    NMOS
    D.
    CMOS
    E.
    None of the above

  7. Which of the following Boolean algebra rules is wrong?

  8. A.
    0 + A = A
    B.
    1 + A = 1
    C.
    A + A = A
    D.
    1 . x = 1
    E.
    None of the above

  9. Conversion of an octal number 608 to binary number is

  10. A.
    1100002
    B.
    100112
    C.
    11001112
    D.
    11001102
    E.
    None of the above

  11. Conversion of binary number 11000112 to hexadecimal is

  12. A.
    6316
    B.
    5716
    C.
    4616
    D.
    4016
    E.
    None of the above

  13. Conversion of binary number 11000112 to its decimal number is

  14. A.
    2910
    B.
    9710
    C.
    9910
    D.
    9310
    E.
    None of the above

  15. Conversion of binary number 11000112 to an octal number is

  16. A.
    1408
    B.
    1438
    C.
    1478
    D.
    1498
    E.
    None of the above

  17. A preliminary guide for comparing the simplicity of logic circuits is to count the number of input _____ leads.

  18. A.
    wire
    B.
    bus
    C.
    gate
    D.
    All of the above
    E.
    None of the above

  19. An AND gate has 7 inputs, what is the only input word that produces a 1 output?

  20. A.
    0000000
    B.
    0001111
    C.
    1110000
    D.
    1111111
    E.
    None of the above