Electronics and Experimental Methods-Digital Techniques and Applications (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 4 - 6 of 9

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Question number: 4

» Electronics and Experimental Methods » Digital Techniques and Applications » Registers

Appeared in Year: 2012

MCQ▾

Question

The logic circuit shown in the figure below,

A logic circuit diagram

A Logic Circuit Diagram

In figure a logic circuit diagram consists of two Ex-OR gates and one OR gate.

implements the Boolean expression, (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 5

» Electronics and Experimental Methods » Digital Techniques and Applications » Similar Circuits

Appeared in Year: 2011

MCQ▾

Question

Consider the digital circuit shown below in which the input C is always high (1).

Circuit consists of AND, OR and XOR gates

Circuit Consists of and, or and XOR Gates

In figure circuit of combination of AND, OR and XOR gates is shown.

Truth table of given figure

In table inputs of figure are given.

Truth table of given figure

In table inputs of given figure are given.

A

B

Z

0

0

0

1

1

0

1

1

The entries in the Z column (vertically) are, - (June)

Choices

Choice (4) Response

a.

1011

b.

1111

c.

0100

d.

1010

Question number: 6

» Electronics and Experimental Methods » Digital Techniques and Applications » Registers

Appeared in Year: 2014

MCQ▾

Question

For the logic circuit shown in the figure below, a simplified equivalent circuit is –

A logic circuit of three inputs

A Logic Circuit of Three Inputs

In figure a logic circuit of three inputs of A, B and C is shown in figure.

A simplified equivalent circuit is – (June – 2014)

Choices

Choice (4) Response

a.

A simplified circuit -Choice A

A Simplified Circuit -Choice A

In figure a simplified circuit is shown.

b.

A simplified circuit -Choice B

A Simplified Circuit -Choice B

In figure a simplified circuit is shown.

c.

A simplified circuit -Choice C

A Simplified Circuit -Choice C

In figure a simplified circuit is shown.

d.

A simplified circuit -Choice D

A Simplified Circuit -Choice D

In figure a simplified circuit is shown.

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