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Digital-electronics Questions Set 1:

Quiz Mode

The number of distinct boolean expressions with 4 variables is

256

1024

65536

Solution:

On adding +38 and -20 using 2's complement, the result is

010010

110101011

101101

100101001

Solution:

Which one of the following is used for logical manipulations?

2's complement

3's complement

9's complement

1's complement

Solution:

RTL consists of a common emitter stage with a _______ connected between the base and the input voltage source.

collector

base resistor

capacitor

inductor

Solution:

The purpose of a Digital Comparator is:

To convert analog input into digital

To create different outputs

To add a set of different numbers

To compare a set of variables or unknown numbers

Solution:

What is the range of the data bits, if the number of parity bits are 7 ?

12-26

2-4

5-11

58-120

Solution:

A D flip-flop can be constructed from ____ flip flop.

JK

SR

T

SK

Solution:

Sequential circuits is

A system whose output depends on present input & also on past Output.

A system whose output depends on only present input.

a system whose output depends on past input.

None of the above

Solution:

Which of the following internal capacitances contribute to the overall gate capacitance of a CMOS transistor?

Capacitance between gate and drain

Capacitance between gate and source

Capacitance between gate and bulk

All of the above

Solution:

. A shift register is defined as _________

The register capable of shifting information to another register

The register capable of shifting information either to the right or to the left

The register capable of shifting information to the right only

The register capable of shifting information to the left only

Digital-electronics Questions Set 1:

The number of distinct boolean expressions with 4 variables is

Solution:

On adding +38 and -20 using 2's complement, the result is

Solution:

Which one of the following is used for logical manipulations?

Solution:

RTL consists of a common emitter stage with a _______ connected between the base and the input voltage source.

Solution:

The purpose of a Digital Comparator is:

Solution:

What is the range of the data bits, if the number of parity bits are 7 ?

Solution:

A D flip-flop can be constructed from ____ flip flop.

Solution:

Sequential circuits is

Solution:

Which of the following internal capacitances contribute to the overall gate capacitance of a CMOS transistor?

Solution:

. A shift register is defined as _________

Solution:

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