Welcome to the Digital Components MCQs Page

Dive deep into the fascinating world of Digital Components with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Digital Components, a crucial aspect of Computer Architecture. In this section, you will encounter a diverse range of MCQs that cover various aspects of Digital Components, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Computer Architecture.

Check out the MCQs below to embark on an enriching journey through Digital Components. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Computer Architecture.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Digital Components. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Digital Components MCQs | Page 2 of 12

Explore more Topics under Computer Architecture

01

Computer Architecture Basics

02

Digital Logic Circuits

03

Digital Data Representation

04

Microoperations

05

Basic Computer Organization

06

Pipeline and Vector Processing

07

Computer Arithmetic

08

Input Output Organization

09

Memory Organization

10

Multiprocessors

11

8085 Microprocessor

12

Microcontroller

13

8051 Microcontroller

Q11.

The inverter OR gate and AND gate are called decision-making elements because they can recognize some input _____ while disregarding others. A gate recognizes a word when its output is _____

words, high

bytes, low

bytes, high

character, low

Discuss

Answer: (a).words, high

Q12.

The functional difference between SR flip-flop and JK flip-flop is that

JK flip-flop is faster than SR flip-flop

JK flip-flop has a feed back path

JK flip-flop accepts both inputs 1

JK flip-flop does not require external clock

Discuss

Answer: (c).JK flip-flop accepts both inputs 1

Q13.

With an RS latch a high S and low R sets the output to _____ ; a low S and a high R _____ the output to low.

No change, set

Race, high

high, reset

set, reset

Discuss

Answer: (c).high, reset

Q14.

Flip-flop outputs are always

complimentary

the same

independent of each other

same as inputs

Discuss

Answer: (a).complimentary

Q15.

A NOR gate has two or more input signals. All input must be _____ to get a high output.

low

high

some low some high

1's

Discuss

Answer: (a).low

Q16.

An inverter is also called a _____ gate.

NOT

AND

NAND

Discuss

Answer: (a).NOT

Q17.

With a NAND latch a low R and a low S produce a _____ condition.

race

set

reset

no change

Discuss

Answer: (a).race

Q18.

The simplified form of the Boolean expression (X + Y + XY)(X + Z) is

X + Y + Z

XY + YZ

X + YZ

XZ + Y

Discuss

Answer: (c).X + YZ

Q19.

De Morgan's first theorem says that a NOR gate is equivalent to a bubbled _____ gate.

AND

XAND

XOR

NOR

Discuss

Answer: (a).AND

Q20.

A combinational logic circuit which is used when it is desired to send data from two or more source through a single transmission line is known as

encoder

decoder

multiplexer

demultiplexer

Discuss

Answer: (c).multiplexer

Page 2 of 12

Welcome to the Digital Components MCQs Page

Digital Components MCQs | Page 2 of 12

Explore more Topics under Computer Architecture

Computer Architecture Basics

Digital Logic Circuits

Digital Data Representation

Microoperations

Basic Computer Organization

Pipeline and Vector Processing

Computer Arithmetic

Input Output Organization

Memory Organization

Multiprocessors

8085 Microprocessor

Microcontroller

8051 Microcontroller

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