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Question:
(a) Differentiate between circuit switching and packet switching.
(b) Using an example, explain the main parts that form a URL (Uniform Resource Locator).
(c) Client- Server architecture is more appropriate to adopt for a bank system.
(i) Describe the main features of client- server architecture. Explain your answer with a diagram.
(ii) Give TWO advantages and TWO disadvantages of the Client-Server architecture.
(d) Encryption is widely being used to enhance security. Briefly explain the term Encryption.
(d) Mr. Richelieu has recently adopted the use of different information system for his restaurant. The main types of information system are Transaction processing system (TPS) and Decision Support System (DSS).
Explain how the two types of information system will be beneficial to Mr. Richelieu.
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What is bottom-up approach? System developed beginning from detailed modules. Testing begins from the detailed modules and proceeds up to the higher levels of hierarchy.
Explain any two graphical design notations used in procedural design
What are the benefits of prototyping? i. Prototype serves as a basis for deriving system specification. ii. Design quality can be improved. iii. System can be maintained
What does Validation represent? Validation show the set of activities that make sure that the software that has been built is satisfying the customer requirements.
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What is Vertical partitioning 1. The Control & work should be Modular Hierarchy for each distributed top-down in the program major program function structure 2. Higher prob
Objectives of Requirement Analysis
What are the proper testing strategy It is necessary to develop a proper testing strategy to ensure all possible scenarios are covered and that all error trapping techniques ar
Q. Define Aggregation among objects? Aggregation between objects represents a relationship. It is a whole/part relationship. Aggregation may perhaps imply containment.
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