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Welcome to the Cryptographic Hash Functions MCQs Page

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

Cryptographic Hash Functions MCQs | Page 5 of 8

Q41.
The underlying structure of the SHA-3 algorithm is referred to as
Discuss
Answer: (c).Sponge construction
Q42.
SHA-3 allows variable length input and output.
Discuss
Answer: (a).True
Q43.
Multi-rate padding is denoted by
Discuss
Answer: (b).10*1
Q44.
In SHA-3, if the desired output is l bits, then j blocks are produced, such that
Discuss
Answer: (a).(j-1) x r < l <= (j) x r
Q45.
In the sponge construction, the value ‘c’ is known as
Discuss
Answer: (b).capacity
Q46.
The larger the value of ‘r’, the lesser the rate at which message bits are processed by the sponge construction.
Discuss
Answer: (b).False
Discuss
Answer: (b).increasing ‘c’ and decreasing ‘r’
Discuss
Answer: (d).c =512 and r =832
Q49.
In SHA-3, which step function does the operation L[2,3] <- L[2,3] XOR NOT(L[3,3]) AND L[4,3] represent?
Discuss
Answer: (d).Chi
Q50.
In SHA-3, which function does the operation L[2,3]<- C[1] XOR L[2,3] XOR ROT(C[3],1) represent?
Discuss
Answer: (a).Theta
Page 5 of 8

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