Explore topic-wise MCQs in Cryptography and Network Security.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Cryptography and Network Security knowledge and support exam preparation. Choose a topic below to get started.

1.

The number of transistors used in the INTEL DRNG

A. 8
B. 2
C. 4
D. 5
Answer» C. 4
2.

Which of the following AES modes is used in the Intel DRNG?i) AES CFBii) AES CTRiii) AES CBCiv) AEC OFB

A. 2nd and 3rd
B. 3rd and 4th
C. 1st and 2nd
D. All of the mentionedView Answer
Answer» B. 3rd and 4th
3.

Intel digital random number generator uses which among the following methods to generate random bits?

A. pulse detectors of ionizing radiating events
B. gas discharge tubes
C. wind resistance
D. thermal noise
Answer» E.
4.

Deskewing is a method to modify bit stream to reduce bais that has been developed.

A. True
B. False
Answer» B. False
5.

Which of the following statements are true?i) PRNGs are slower than TRNGsii) PRNGs are periodiciii) TRNGs are nondeterministic

A. 1st and 2nd
B. 1st only
C. 2nd and 3rd
D. All are trueView Answer
Answer» D. All are trueView Answer
6.

Which of the following statements are true?i) RC4 is used in SSL/TLSii) File transfer, e-mail use stream ciphersiii) Browser/Web Links use stream ciphers

A. 1st and 2nd
B. 1st only
C. 1st and 3rd
D. All are trueView Answer
Answer» D. All are trueView Answer
7.

Which of the following statements are true?i) Stream Ciphers are fasters than Block Ciphersii) Block Ciphers can reuse keysiii) Block ciphers use lesser code than stream ciphers

A. 1st and 2nd
B. 1st only
C. 2nd and 3rd
D. All are trueView Answer
Answer» B. 1st only
8.

1ST_AND_2ND?$

A. 1st only
B. 2nd and 3rd
C. All are true
Answer» B. 2nd and 3rd
9.

Deskewing_is_a_method_to_modify_bit_stream_to_reduce_bais_that_has_been_developed.$

A. True
B. False
Answer» C.
10.

1st and 2nd

A. 1st only
B. 2nd and 3rd
C. All are true
Answer» D.
11.

Pretty Good Privacy(PGP) uses which PRNG?

A. ANSI X9.82
B. RFC 4086
C. NIST SP 800-90
D. ANSI X9.17
Answer» E.
12.

ANSI X9.17 uses which cryptographic algorithm?

A. DES
B. AES
C. RC5
D. 3DES
Answer» E.
13.

Which mode is recommend for the NIST SP 800-90 Random number generator?

A. OFB
B. CBC
C. CFB
D. CTR
Answer» E.