Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

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A universal logic gate is one which can be used to generate any logic function. Which of the following is a universal logic gate?

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Important Questions on Digital Electronics

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

The correct Boolean operation represented by the circuit diagram drawn is,
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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

The given electrical network is equivalent to
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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

To get an output of

1

from the circuit shown in the figure the input must be:

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

Which logic gate is represented by the following combination of logic gates?

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

Select the output

Y

of the combination of gates shown in figure for inputs

A = 1, B = 0; A = 1, B = 1

and

A = 0, B = 0

respectively.
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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

The logic gate equivalent to the given logic circuit is:
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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

If

a, b, c, d

are inputs to a gate and

x

is its output, then, as per the following time graph, the gate is:
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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

Which of the following statement is correct?

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

Which logic gate is represented by the following combination of logic gates?

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

What is the output

Y

in the following circuit, when, all the three inputs

A, B, C

are first

0

and then,

1

?

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

Identify the correct output signal $Y$ in the given combination of gates (as shown $n$ ) for the given inputs $A a n d B$

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

The output of the given logic circuit is:

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

For the logic circuit shown, the truth table is:
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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

The truth table for the circuit given in the figure is:
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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

Which of the following gates will have an output of $1$ ?

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

The truth table for the given logic circuit is

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

The universal gates are

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

Three variable Boolean expression

P Q + P Q R + \bar{P} Q + P \bar{Q} R

can be written as

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

To get output '1' at

R,

for the given logic gate circuit the input values must be:

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Physics>Modern Physics>Digital Electronics>Logic Gates and Its Types

To get output

1

for the following circuit, the correct choice for the input is:
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