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

Code: 9F00404a

MCA IV Semester Regular & Supplementary Examinations July 2015

INFORMATION SECURITY

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(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

1. Discuss the general model that reflects a concern for protecting an information system from unwanted access.

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2. What criteria are to be met for a specification to become a standard?
3. Draw the overall structure of AES and explain.
4. List key distribution using public key cryptography.
5. List the design objectives of HMAC.
6. Explain PGP trust model with an example.

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7. What is the difference between signed data and clear signed data?
8. Explain about the routing applications of IPSec.
9. Explain encapsulating security payload protocol in detail.
10. What services SSL record protocol provides for SSL connections?
11. Explain how a dual signature is constructed.

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12. Under what circumstances a decentralized distributed approach works best. Discuss.
13. Who is an intruder? Discuss about the intrusion techniques.
14. Explain the general model of access control as exercised by DBMS.
15. Discuss in detail, two types of proxy based firewalls.

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