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Quiz1 on Digital Circuit Design

Quiz by PRIYAJIT MUKHERJEE

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5 questions
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  • Q1

    Identify the instrument/component that you have not used in designing circuits in this Lab

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    30s
  • Q2

    How many OR gates does a 74LS32 IC have?

    1

    3

    2

    4

    30s
  • Q3

    If Pin No. 1, 2 and 14 of a 74LS08 IC are connected at 5V what would be the voltage measured at Pin 3 of the IC?

    0 - 2.5 V

    Exactly 0V

    2.5-5V

    Exactly 5V

    30s
  • Q4

    If by mistake one input of an AND gate is connected to GND line output of the AND Gate will be -

    Can not be determined

    Always at logic 0

    Fluctuate between logic 0 and 1

    Always at logic 1

    30s
  • Q5

    Why have we connected resistances in series with the LEDs in Breadboard circuits?

    None of the given answers are correct

    to increase the current flowing through the LED

    to boost the intensity of the LED

    to limit the current flowing through the LED

    30s

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