Bharathidasan University 2007 M.C.A Computer Aplications Computer Applications - CYBER SECURITY - Question Paper

Computer Applications CYBER SECURITY
Time: 3 hours Maximum:75 marks

part A-(10*2=20)
ans ALL ques..
1.What is meant by cryptology?
2.What is meant by Caesar Cipher?
3.What is meant by Bock Cipher?
4.Define Authentication.
5.What is S/MIME?
6.What is meant by Key Distribution Centre?
7.What is meant by ISAKMP?
8.List any 4 web security threats.
9.Who is Masquerader?
10.What is Trojan horse?

part B-(5*5=25)

11.(a) What is meant by security attack? discuss.
(or)
(b)Explain about transportation techniques with example.
12.(a)Briefly discuss about Hash function.
(or)
(b)Briefly discuss about block Cipher principles.
13.(a)Write a note on Kerberos.
(or)
(b)Explain about X.509 certificate format.
14.(a)List the benefits of IPSec.
(or)
(b)Explain about SSL Record Protocol operation.
15.(a)What is meant by virus? discuss its kinds.
(or)
(b)Write a note on Password Management.

part C-(3*10=30)

ans any 3 ques..
16.Explain about symmetric cipher.
17.Explain about Data Encryption Standard.
18.Briefly discuss about PGP.
19.Explain about Secure Electronic Transaction.
20.Illustrate the firewall design principles.

Earning:   Approval pending.