Download JNTUA MCA 2016 Nov 4th Sem 9F00404a Information Security Question Paper

Download JNTU Anantapur (JNTU Anantapur) Master of Computer Applications (MCA) 2016 Oct-Nov Regular Supply 4th Sem 9F00404a Information Security Previous Question Paper

Code: 9F00404a
MCA IV Semester Regular & Supplementary Examinations July 2015
INFORMATION SECURITY
(For students admitted in 2009, 2010, 2011, 2012 and 2013 only)

Time: 3 hours Max Marks: 60
Answer any FIVE questions
All questions carry equal marks
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1 (a) Discuss the general model that reflects a concern for protecting an information system from
unwanted access.
(b) What criteria are to be met for a specification to become a standard?

2 Draw the overall structure of AES and explain.

3 (a) List key distribution using public key cryptography.
(b) List the design objectives of HMAC.

4 (a) Explain PGP trust model with an example.
(b) What is the difference between signed data and clear signed data?

5 (a) Explain about the routing applications of IPSec.
(b) Explain encapsulating security payload protocol in detail.

6 (a) What services SSL record protocol provides for SSL connections?
(b) Explain how a dual signature is constructed.

7 (a) Under what circumstances a decentralized distributed approach works best. Discuss.
(b) Who is an intruder? Discuss about the intrusion techniques.

8 (a) Explain the general model of access control as exercised by DBMS.
(b) Discuss in detail, two types of proxy based firewalls.
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