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CSE :: Digital Computer Electronics

Digital Computer Electronics - Section 1
Digital Computer Electronics - Section 2
Digital Computer Electronics - Section 3
Digital Computer Electronics - Section 4
Digital Computer Electronics - Section 5

  1. Conversion of an octal number 478 to its binary number is

    2. A.
    1100112
    B.
    1001112
    C.
    1100112
    D.
    11110112
    E.
    None of the above

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  2. A _____ is a group of devices that store digital data.

    3. A.
    circuits
    B.
    register
    C.
    variations
    D.
    bit
    E.
    None of the above

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  3. Conversion of an octal number 31378 to it's decimal equivalent is

    4. A.
    163110
    B.
    163210
    C.
    153110
    D.
    193110
    E.
    None of the above

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  4. Semiconductor memory is:

    5. A.
    somewhat slower than magnetic core memory
    B.
    a volatile memory
    C.
    somewhat larger than the magnetic core memory
    D.
    All of the above
    E.
    None of the above

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  5. Conversion of an octal number 1108 to its decimal number is

    6. A.
    7010
    B.
    7210
    C.
    7310
    D.
    11010
    E.
    None of the above

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  6. Computer ICs work reliably because they are based on _____ design.

    7. A.
    Top-bottom
    B.
    System
    C.
    Two-stage
    D.
    Two-states
    E.
    None of the above

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  7. The maximum count which a 6-bit binary word can represent is

    8. A.
    36
    B.
    64
    C.
    63
    D.
    65
    E.
    None of the above

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  8. A half-adder is also known as:

    9. A.
    AND circuit
    B.
    NAND circuit
    C.
    NOR circuit
    D.
    EX-OR circuit
    E.
    None of the above

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  9. Why are digital circuits easier to design than analog circuits?

    10. A.
    they do not control electricity precisely over a wide range
    B.
    they are made in the form of ICs
    C.
    all elements of digital circuit are from the same family
    D.
    they are smaller in size
    E.
    None of the above

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