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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.
Objectives of Data dictionaries:- 1) A standard definition of every terms in a system that is each item of data is uniquely identified and defined. 2) Simple cross-referenci
how can we improve requirements Engineering process assessment model
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What are the characteristics of the software? Software is engineered, not manufactured. Software does not wear out. Most software is custom built rather than being ass
A storage tank has a container to keep a certain amount of fuel and it also has an indicator to inform about the level of fuel inside the container. The container cannot exceed
Illustrate the method of User documentation This usually comprises: - How to load/run the software - How to do a search - How to save files - How to do pri
Software configuration management is an umbrella activity which is applied by the software procedure. SCM identifies controls, audits and reports modifications that invariably occ
What does data modelling means? Data modelling is the first step in the analysis modelling. In data modelling the data objects are checked independently of processing. The data
Build and Fix Model It's a simple two phase model. In one phase, code is developed and in another, code is fixed. Figuredepicts the Build and Fix model.
Question: (a) The relationship between organisations and information technology is a complex one, and is made up of a number of mediating factors which must be considered prior
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