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Welcome to the Digital Data Representation MCQs Page

Dive deep into the fascinating world of Digital Data Representation with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Digital Data Representation, a crucial aspect of Computer Architecture. In this section, you will encounter a diverse range of MCQs that cover various aspects of Digital Data Representation, 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.

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Check out the MCQs below to embark on an enriching journey through Digital Data Representation. 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 Data Representation. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Digital Data Representation MCQs | Page 2 of 7

Q11.
The 2's compliment of binary number 010111.1100 is
Discuss
Answer: (b).101000.0100
Q12.
What is the 1's complement of 0000 1111 0010 1101 number?
Discuss
Answer: (b).1111 0000 1101 0010
Q13.
The number of binary bits required to represent a hexadecimal digit is

a.

3

b.

4

c.

6

d.

8

Discuss
Answer: (b).4
Q14.
A binary adder is a logic circuit that can add _____ binary numbers at a time.
Discuss
Answer: (d).Two
Q15.

A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.
Discuss
Answer: (c).positive, negative
Q16.
The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.
Discuss
Answer: (b).binary
Q17.
A logic circuit which is used to change a BCD number into an equivalent decimal number is
Discuss
Answer: (a).decoder
Q18.
The digits used in a binary number system are _____ and _____.
Discuss
Answer: (b).0 and 1
Q19.
The 1's compliment of binary number 11010 is:
Discuss
Answer: (a).00101
Q20.
The excess-3 code of decimal 7 is represented by
Discuss
Answer: (d).1010
Page 2 of 7

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