M.C.A-M.C.A 4th Sem (Kerala University, Kerala-2011)

                          Fourth semester MCA degree examination April 2011

Time : 3 hour
Max.mark: 100

Instructions:

a) Answer all questions from part A

b) Answer any two questions from each module of part B.

Part A (10 × 4 = 40 marks)

1. Differentiate between intranet and extranet.

2. Discuss the commercial uses of internet.

3. What is search engine? 

4. Discuss the features of JavaScript. 

5. Briefly explain SSL.

6. Explain RSA algorithm. 

7. Differentiate between S-HTTP and HTTPS. 

8. What is meant by blinding a note? 

9. Write notes on e-wallet. 

10. What are the social implications of E-commerce? 

 

Part B  

Module I

(6 × 10 = 60 marks)

11. What are the major threats to servers? Explain

12. Differentiate between HTML and XML.

13. Discuss the client server architecture. 

 

Module II

14. Compare the following encryption standards. i) Symmetric ii) Asymmetric iii) Hash coding

15. Explain the different types of firewalls available. 

16. Briefly discuss the working of DES and Tripple DES.

 

Module III

17. Write notes on the following

i) Anonymous cash
ii) Bilateral and trilateral transactions. 

18.Explain the impact of E-commerce in world economy. 

19. Discuss the working of a stored account payment system.

Earning:  ₹ 5.00/-