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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.
Q. What is ISO? Ans) ISO (International Standards Organization) - The ISO 9000 standard denotes the guidelines for maintaining a quality system.
What is Criticality? The degree of impact that a necessity, module, error, fault, failure, or other item has on the operation of a system or development.
Data Flow Diagrams (DFD) It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD i
vi curve
Productivity and difficulty Productivity refers to metrics and measures of output from production processes, per unit of input. Productivity P may be conceived of as a metric
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What are white-box, black-box and gray-box testing? White Box (or glass box) testing is the METHOD of giving i/p to the system and checking how the system processes i/p to prod
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data di
Why testing is important with respect to software? A testing process focuses on logical internals of software ensuring that all statements have been tested and all are function
Q. What are the advantages of using testing tools? Ans: The merits of testing tools are They improve the productivity and quality of software development. Help in
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