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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 2 of 13

Q11.
If there exist an integer x such that x² ≡ q (mod n). then q is called ______________
Discuss
Answer: (a).Quadratic Residue
Q12.
If there exist no integer x such that x² ≡ q (mod n). then q is called __________
Discuss
Answer: (b).Quadratic Nonresidue
Q13.
The Fermat’s little theorem for odd prime p and coprime number a is?
Discuss
Answer: (a).aᵖ⁻¹ ≡ 1 (mod p)
Q14.
5 is quardratic non-residue of 7.
Discuss
Answer: (a).True
Q15.
4 is quardratic residue of 7.
Discuss
Answer: (a).True
Q16.
8 is quardratic residue of 17.
Discuss
Answer: (a).True
Q17.
8 is quardratic residue of 11.
Discuss
Answer: (b).False
Q18.
Which of the following is a quardratic residue of 11?
Discuss
Answer: (d).All of the mentioned
Discuss
Answer: (a).is a probable prime and is not a prime number
Q20.
Pseudo prime are classified based on property which they satisfy, which of the following are classes of pseudoprimes?
Discuss
Answer: (d).All of the mentioned
Page 2 of 13

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