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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 7 of 8

Q61.
In the Theta step function, which is a substitution step, each bit value changes. Each bit is dependent on _________ other bits for its new value.
Discuss
Answer: (d).11
Q62.
Which step function provides most amount of diffusion for the Keccak iteration step?
Discuss
Answer: (a).Theta
Discuss
Answer: (b).(x, y) × (y, (2x + 3y))
Q64.
The CHI step involves which of the following gate operations?
Discuss
Answer: (b).AND and XOR
Q65.
Which matrix is used in the Rho/ Pi steps?
Discuss
Answer: (c).[(0 1 | 2 3)]^t
Q66.
What are the new co-ordinates for (x, y) in the Rho step for t =3?
Discuss
Answer: (d).none of the mentioned
Q67.
The Rho function is defined as : a[x, y, z] ← a[x, y, z-g(t)], where g(t) is defined as
Discuss
Answer: (a).(t+1)(t+2)/2
Discuss
Answer: (a).a[x] ← a[x] XOR ( a[x + 1]XOR 1) AND a[x+2])
Q69.
In SHA-3, the Iota step function has a round constant which only works on the last lane.
Discuss
Answer: (b).False
Q70.
Which is the only step function that provides non-linear mapping?
Discuss
Answer: (d).Chi
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