1. What are the design principles underlying the Component based software engineering (e.g. CBSE) that support the construction of understandable and maintainable software? [Hint : Chapter 16] Marks 50

2. You have been asked to design a secure system that requires strong authentication and

authorization. The system must be designed so that communications between parts of the

system cannot be intercepted and read by an attacker. Suggest the most appropriate client–

server architecture for this system and, giving the reasons for your answer, propose how

functionality should be distributed between the client and the server systems. [Hint : Chapter 17]

Marks 50

Total 100

Please submit at most 3 pages long *.pdf, *.doc file