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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.
Define the Design phase of SDLC In this stage, a logical system is built which fulfils given requirements. Design phase of software development deals with transforming custome
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What is meant by software prototyping? Software prototyping is a process of creating a model for the software product. This is developed based on the currently known requiremen
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explain the data dictionery
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Please name some of the best (most successful) encryption models for use in the business community. I need to know the benefits and disadvantages of each, as well as the cost effec
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