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Welcome to the Number Theory and Finite Fields MCQs Page

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

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

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

Number Theory and Finite Fields MCQs | Page 9 of 10

Q81.
Find a number x between 0 and 28 with x85 congruent to 6 mod 35.
Discuss
Answer: (a).6
Q82.
Find a number ‘a’ between 0 and 72 with ‘a’ congruent to 9794 mod 73.
Discuss
Answer: (c).12
Q83.
What is the Discrete logarithm to the base 2 (mod 19) for a =7?

a.

3

b.

4

c.

6

d.

9

Discuss
Answer: (c).6
Q84.
ᶲ(41)=
Discuss
Answer: (a).40
Q85.
ᶲ(27)=
Discuss
Answer: (d).18
Q86.
Find a number ‘a’ between 0 and 9 such that ‘a’ is congruent to 7^1000 mod 10.

a.

2

b.

1

c.

3

d.

4

Discuss
Answer: (b).1
Q87.
ᶲ(440)=
Discuss
Answer: (c).160
Q88.
GCD(n,n+1) = 1 always.
Discuss
Answer: (a).True
Q89.
ᶲ(231)=
Discuss
Answer: (d).120
Q90.
n is prime if and only if n divides (2n – 2).
Discuss
Answer: (b).False
Page 9 of 10

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