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Welcome to the Encryption Techniques MCQs Page

Dive deep into the fascinating world of Encryption Techniques with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Encryption Techniques, a crucial aspect of Cryptography and Network Security. In this section, you will encounter a diverse range of MCQs that cover various aspects of Encryption Techniques, 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 Encryption Techniques. 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 Encryption Techniques. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Encryption Techniques MCQs | Page 5 of 7

Q41.
In transposition, the plaintext letters are
Discuss
Answer: (b).Rearranged
Q42.
The substitution of the letters are done
Discuss
Answer: (b).Parallel way
Discuss
Answer: (a).Single individual bits
Q44.
In stream encryption, the key sequence repeats itself.
Discuss
Answer: (b).False
Q45.
In which method, key-stream is generated independently?
Discuss
Answer: (a).Synchronous
Discuss
Answer: (a).Confusion
Q47.
Public key cryptosystem uses same key for both encryption and decryption.
Discuss
Answer: (b).False
Q48.
Which should be kept as a secret in public key cryptosystem?
Discuss
Answer: (b).Decryption key
Q49.
Public key cryptosystem is also known as
Discuss
Answer: (a).One way function
Q50.
Euler’s totient function is determined by
Discuss
Answer: (b).(p-1)(q-1)
Page 5 of 7

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