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Welcome to the Number Theory and Cryptography MCQs Page

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

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Check out the MCQs below to embark on an enriching journey through Number Theory and Cryptography. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Discrete Mathematics.

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

Number Theory and Cryptography MCQs | Page 6 of 13

Discuss
Answer: (a).Flipping each binary bit
Q52.
What is the one’s complement of the number 1010110?
Discuss
Answer: (b).0101001
Q53.
One’s complement of a number x is y, then one’s complement of y is?
Discuss
Answer: (b).x
Discuss
Answer: (a).replacing each digit by 9 minus that digit
Q55.
Radix complement can be obtained fromdiminished radix’s complement by _________
Discuss
Answer: (a).Adding one to diminished radox’s complement
Q56.
In binary signed representation if most significant bit is one then that number is positive.
Discuss
Answer: (b).False
Q57.
In signed representation 5 is represented in binary as 0101.
Discuss
Answer: (a).True
Q58.
The two’s complement of 101110100 is represented as?
Discuss
Answer: (c).010001100
Q59.
9’s complement of 23456 is?
Discuss
Answer: (b).76543
Q60.
Decimal equivalent of one’s complement of 11111001 is?

a.

5

b.

6

c.

4

d.

10

Discuss
Answer: (b).6
Page 6 of 13

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