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What does Level0 DFD represent?
Level0 DFD is known as 'fundamental system model' or 'context model'. In the context model the entire software system is shown by a single bubble with input and output shown by incoming and outgoing arrows.
What is Requirements Engineering Requirements engineering is systematic use of proven techniques, principles and language tools for cost effective analysis, on-going evaluatio
Q. What is ISO? Ans) ISO (International Standards Organization) - The ISO 9000 standard denotes the guidelines for maintaining a quality system.
List the points of a simplified design process. Ans. A design process may comprise a series of steps followed by designers. Depending on the product or else service some of t
Q. Why is maintenance of a software important? Discuss some of the problems that are faced during maintenance of software. Ans: The modification of a software product subsequ
What is Software Software is nothing but a collection of computer programs that are related documents that are indented to give desired features, functionalities and good per
This case-study describes the requirements of an airline travel agency who want to develop a website to allow customers to make online bookings. The outline requirements are descri
explain levels of transparency
What is CASE? CASE tool stands for Computer Aided Software Engineering. Computer Aided Software Engineering tools helps software engineering manages and practitioners in every
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
Define effector process? The effector process is termed as a process that verifies itself. The effector process exists in specific criteria.
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