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Digital System Design

Quiz by Dr. SRIDEVI SATHYA PRIYA 436

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10 questions
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  • Q1
    1+A
    2A
    A
    0
    1
    30s
  • Q2
    (A+B)'
    A'.B'
    (A.B)'
    (A)'.B
    A'+B'
    60s
  • Q3
    In the clock pulse 0 to 1 transition is called
    Negative Edge
    Raising edge
    Falling Edge
    Positive level
    60s
  • Q4
    Express the Boolean function F = AB + B’C as standard sum of minterms(Canonical form).
    ABC+ABC'+AB'C+A'B'C
    ABC+ABC'+AB'C+A'B'
    AB+AB'C+A'B'C
    ABC+A'B'C'+B'C+A'B'C
    120s
  • Q5
    Identify the Logic gate for the following truthtable
    Question Image
    EXOR
    NAND
    EXNOR
    NOR
    60s
  • Q6
    Derive the Boolean expression for the logic circuit shown below
    Question Image
    ((((A.B).C).D).E)
    ((((A.B)+C)+D)+E)
    ((((A+B)+C)+D)+E)
    ((((A+B).C).D).E)
    120s
  • Q7
    An AND gate with schematic "bubbles" on its inputs performs the same function as ________ gate.
    NAND
    NOR
    XOR
    OR
    120s
  • Q8
    A truth table for the SOP expression ABC'+ABC+ A'B'C has how many input combinations?
    2
    4
    8
    3
    60s
  • Q9
    J-K flip-flop toggles if
    J=0 K=1
    J=1 K=0
    J=0 K=0
    J=1 K=1
    60s
  • Q10
    What does the triangle on the clock input of a T flip-flop mean?
    level trigger clock
    Edge trigger clock
    60s

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