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Digital-electronics Questions Set 2:

Quiz Mode

Where are registers present?

Control unit

CPU

ROM

RAM

Solution:

An n-variable K-map can have how many cells?

n^2 cells

2^n cells

n^n cells

n x 2^n cells

Solution:

A gate is enabled when its enable input is at logic 0. The gate is:

NOR

AND

NAND

none of these

Solution:

If two binary numbers are not equal, what will be the output of the binary comparator?

Solution:

Output will be high for any case when one or more inputs are high for

OR gate

AND gate

NAND gate

NOR gate

Solution:

Why are Gray codes used?

To rotate a shaft

To count the number of bit changes

For error correction

For error detection

Solution:

Which of the following digital logic circuits can be used as a frequency divider?

D Flip Flop

S-R Latch

Gated S-R Latch

J-K Flip Flop

Solution:

How many different states does a 2-bit asynchronous counter have?

1

4

2

8

Solution:

In which type of logic, high voltage is represented as logic 0 and low voltage is represented as logic 1.

Positive Logic

Negative Logic

Both of them

None of them

Solution:

Each group of adjacent Minterms (group size in powers of twos) corresponds to a possible product term of the given ___________

Function

Value

set

word

Digital-electronics Questions Set 2:

Where are registers present?

Solution:

An n-variable K-map can have how many cells?

Solution:

A gate is enabled when its enable input is at logic 0. The gate is:

Solution:

If two binary numbers are not equal, what will be the output of the binary comparator?

Solution:

Output will be high for any case when one or more inputs are high for

Solution:

Why are Gray codes used?

Solution:

Which of the following digital logic circuits can be used as a frequency divider?

Solution:

How many different states does a 2-bit asynchronous counter have?

Solution:

In which type of logic, high voltage is represented as logic 0 and low voltage is represented as logic 1.

Solution:

Each group of adjacent Minterms (group size in powers of twos) corresponds to a possible product term of the given ___________

Solution:

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