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Welcome to the Pseudorandom Number Generation and Stream Ciphers MCQs Page

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

Pseudorandom Number Generation and Stream Ciphers MCQs | Page 6 of 9

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Q51.
Intel digital random number generator uses which among the following methods to generate random bits?
Discuss
Answer: (d).thermal noise
Q52.
Which of the following AES modes is used in the Intel DRNG?

i) AES CFB
ii) AES CTR
iii) AES CBC
iv) AEC OFB
Discuss
Answer: (a).2nd and 3rd
Q53.
The number of transistors used in the INTEL DRNG

a.

8

b.

2

c.

4

d.

5

Discuss
Answer: (b).2
Q54.
What is the maximum size of the key in blowfish algorithm?
Discuss
Answer: (c).56 bytes
Q55.
Blowfish encrypts blocks of plaintext which have size
Discuss
Answer: (c).72 bits
Q56.
The blowfish algorithm can be implemented on 16 bit processors.
Discuss
Answer: (b).False
Q57.
What is the minimum size of the key in blowfish algorithm?
Discuss
Answer: (b).32 bits
Q58.
The blowfish algorithm’s key expansion converts a key of at most 448 bits into several subkey arrays totaling ___________ bytes.
Discuss
Answer: (c).4168
Q59.
Blowfish algorithm uses the Feistel Structure.
Discuss
Answer: (a).True
Q60.
XOR and addition operations take place on bytes of size
Discuss
Answer: (c).32 bits
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