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class work 2 (electronics)

Quiz by tayseer

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10 questions
Show answers
  • Q1
    1. (15)decimal= ……………………… Binary
    1011
    1110
    0111
    1111
    120s
  • Q2
    2. (30)Hex = ……………………… Decimal
    40
    45
    38
    48
    120s
  • Q3
    3. (111110)2 = ……………………… hexadecimal
    1D
    2F
    4C
    3E
    120s
  • Q4
    4. What is the 2's complement of (100110)?
    101011
    110001
    011001
    011010
    120s
  • Q5
    5. (17)Hex =…………………………………Binary
    10111
    01111
    11110
    11111
    120s
  • Q6
    6. The Boolean expression for and gate is:
    Y =A + B
    Y = A . B
    Y = ( A + B )'
    Y =( A . B)'
    120s
  • Q7
    7. Identify the symbol shown
    Question Image
    OR Gate
    NOTGate
    NAND Gate
    AND Gate
    120s
  • Q8
    8. Identify the symbol shown
    Question Image
    X NOR Gate
    XOR Gate
    OR Gate
    NOR Gate
    120s
  • Q9
    9. The IC number of NOT Gate is:
    7408
    7432
    7486
    7404
    120s
  • Q10
    10. The IC number of NOR Gate is:
    7408
    7400
    7432
    7402
    120s

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