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Information and Network Security MCQs: 109 Questions & Answers in Engineering

109 Information and Network Security MCQs in Engineering with answers & explanations. Page 3. Practice objective questions for competitive exams, interviews… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Information and Network Security MCQs: 109 Questions & Answers in Engineering

Which mode requires the implementation of only the encryption algorithm?

Which of the following modes of operation does not involve feedback?

Which of the following is a natural candidates for stream ciphers?

Which one of the following is not a cryptographic algorithm- JUPITER, Blowfish, RC6, Rijndael and Serpent?

Which algorithm among- MARS, Blowfish, RC6, Rijndael and Serpent -was chosen as the AES algorithm?

How many rounds does the AES-192 perform?

What is the expanded key size of AES-192?

The 4×4 byte matrices in the AES algorithm are called_______.

In AES the 4×4 bytes matrix key is transformed into a keys of size __________.

For the AES-128 algorithm there are __________ similar rounds and _________ round is different.

For p = 11 and q = 19 and choose e=17. Apply RSA algorithm where message=5 and find the cipher text.

For p = 11 and q = 19 and choose d=17. Apply RSA algorithm where Cipher message=80 and thus find the plain text.

Perform encryption on the following PT using RSA and find the CT. p = 3; q = 11; M= 5.

Perform encryption on the following PT using RSA and find the CT. p = 5; q = 11; M= 9.

Perform encryption on the following PT using RSA and find the CT. p = 11; q = 13; M = 7.

Perform encryption on the following PT using RSA and find the CT. p = 7; q = 11; M= 8.

Perform encryption on the following PT using RSA and find the CT. p = 17; q = 31; M = 2.

n = 35; e = 5; C = 10. What is the plaintext (use RSA)?

The first computer virus is__________.

_______ is the practice and precautions taken to protect valuable information from unauthorized access, recording, disclosure or destruction.

Study tips for Information and Network Security

For the AES-128 algorithm there are __ similar rounds and _ round is different.