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GATE 2023 Digital Electronics Evaluation Quiz 14

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Question 1

The number of select lines required in a single input and 256 output DEMUX is

Question 2

The logic expression f(A, B, C) = Σm(0, 3, 6, 7) is required to be implemented using a 4X1 MUX as shown below

The combinations of the input to this 4x1 MUX circuit would be

Question 3

Which of the following combination is required to design a 2-bit comparator?

Question 4

For the digital combinational circuit shown below, value of F is _______

Where 01, 02 and 03 are respective outputs.

Question 5

In a 2-bit magnitude comparator circuit (A =A1A0, B=B1B0) the expression for A > B & A < B is

Question 6

Number of 16 x 1 MUX required to construct 64 x 1 MUX is:

Question 7

A 2-bit magnitude comparator circuit is shown below

The Logic circuit for ‘R’ is

Question 8Multiple Correct Options

Which of the following statement is/are correct with respect to multiplexers and demultiplexers?
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Jul 23ESE & GATE EE