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ECE :: Digital Electronics

Digital Electronics - Section 1
Digital Electronics - Section 2
Digital Electronics - Section 3
Digital Electronics - Section 4
Digital Electronics - Section 5
Digital Electronics - Section 6
Digital Electronics - Section 7
Digital Electronics - Section 8
Digital Electronics - Section 9
Digital Electronics - Section 10
Digital Electronics - Section 11
Digital Electronics - Section 12
Digital Electronics - Section 13
Digital Electronics - Section 14
Digital Electronics - Section 15
Digital Electronics - Section 16
Digital Electronics - Section 17
Digital Electronics - Section 18
Digital Electronics - Section 19
Digital Electronics - Section 20
Digital Electronics - Section 21
Digital Electronics - Section 22
Digital Electronics - Section 23
Digital Electronics - Section 24
Digital Electronics - section-25
Digital Electronics - Section-26

  1. A compiler is a software programme which

    2. A.
    change high level Programming language into low level machine language
    B.
    change the program into binary form
    C.
    assembles the program
    D.
    executes the program

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  2. In 8085 microprocessor, what are the contents of register SP, after the interrupt has been started?

    3. A.
    0210 H
    B.
    0211 H
    C.
    054 CH
    D.
    054 EH

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  3. Assertion (A): The resolution of a DAC depends on the number of bits

    Reason (R): Low resolution leads to fine control.

    4. A.
    Both A and R are correct and R is correct explanation of A
    B.
    Both A and R are correct but R is not correct explanation of A
    C.
    A is true, R is false
    D.
    A is false, R is true

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  4. (62)10 in binary system is

    5. A.
    110000
    B.
    111100
    C.
    111110
    D.
    111111

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  5. If noise margin is high, there is lesser chance of false operation.

    6. A.
    True
    B.
    False

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  6. Decimal 1932 when converted into 10's complement will become

    7. A.
    8868
    B.
    8068
    C.
    8608
    D.
    8806

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  7. In 8085 microprocessor, what is the length of status Word?

    8. A.
    6 bits
    B.
    8 bits
    C.
    12 bits
    D.
    16 bits

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  8. While obtaining minimal SOP expression

    9. A.
    all do not care terms are ignored
    B.
    all do not care terms are treated as 1
    C.
    all do not care terms are treated as 0
    D.
    only such do not care terms which aid minimization are treated as 1

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  9. In 8085 microprocessor, how many interrupt control lines are there?

    10. A.
    6
    B.
    8
    C.
    12
    D.
    16

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  10. In 2's complement addition, the carry generated in the last stage is

    11. A.
    added to LSB
    B.
    neglected
    C.
    added to bit next to MSB
    D.
    added to the bit next to LSB

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