Download JNTUH MCA 4th Sem R15 2018 June-July 824AE Information Security Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 4th Sem (Fourth Semester) Regulation-R15 2018 June-July 824AE Information Security Previous Question Paper

R15

Code No: 824AE















JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA IV Semester Examinations, June/July - 2018

INFORMATION SECURITY

Time: 3hrs















Max.Marks:75


Note: This question paper contains two parts A and B.

Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries
10 marks and may have a, b, c as sub questions.



PART - A



















5 ? 5 Marks = 25


1.a)

What are the characteristics of Information?









[5]

b)

Define Stream Ciphers.















[5]

c) What do you mean Biometric Authentication?









[5]

d) What is IP Security?















[5]

e) Define Firewall.

















[5]



PART - B

















5 ? 10 Marks = 50


2.

Explain in detail about Steganography.











[10]

OR

3.

Describe the need for Security.













[10]



4.

Discuss the AES Algorithm.













[10]

OR

5.

Explain Diffie-Hellman key exchange algorithm with an example. Also explain attack on
Diffie-Hellman key exchange.













[10]





6.

Write in detail about Knapsack Algorithm.









[10]

OR

7.

What is Message Digest? Explain HMAC algorithm.







[10]





8.

How Does S/MIME Work? Explain in detail.









[10]

OR

9.

Write a note on IP Security protocols for security.







[10]


10.

Explain in detail about Secure Electronic Transaction (SET).





[10]

OR

11.

What are different services provided by the SSL Record Protocol?



[10]




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