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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 5 of 9

Q41.
The Generate function precedes the Update phase in CTR_DRBG.
Discuss
Answer: (a).True
Q42.
With reference to stream ciphers, the output of the generator is called
Discuss
Answer: (d).Keystream
Discuss
Answer: (d).All of the mentioned are valid points that should be considered while designing stream cipher blocks
Q44.
Which mode is recommend for the NIST SP 800-90 Random number generator?
Discuss
Answer: (d).CTR
Q45.
ANSI X9.17 uses which cryptographic algorithm?
Discuss
Answer: (d).3DES
Q46.
Pretty Good Privacy(PGP) uses which PRNG?
Discuss
Answer: (d).ANSI X9.17
Q47.
Which of the following statements are true?

i) Stream Ciphers are fasters than Block Ciphers
ii) Block Ciphers can reuse keys
iii) Block ciphers use lesser code than stream ciphers
Discuss
Answer: (a).1st and 2nd
Q48.
Which of the following statements are true?

i) RC4 is used in SSL/TLS
ii) File transfer, e-mail use stream ciphers
iii) Browser/Web Links use stream ciphers
Discuss
Answer: (c).1st and 3rd
Q49.
Which of the following statements are true?

i) PRNGs are slower than TRNGs
ii) PRNGs are periodic
iii) TRNGs are nondeterministic
Discuss
Answer: (c).2nd and 3rd
Q50.
Deskewing is a method to modify bit stream to reduce bais that has been developed.
Discuss
Answer: (a).True
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