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Define Data Flow Diagram.
A Data flow diagram is a graphical description that depicts information flow & the transforms that are applied as data move from input to output.
The basic structure of a data flow diagram, also known as a data flow graph or a bubble chart.
Write about software change strategies. The software change methods that could be applied separately or together are: Software maintenance - The alters are made in the software
Construct an E-R Diagram for the application described on the next page. Include any additional assumptions you made about the application requirements. The assumptions may not dir
Q. What do you mean by REVERSE ENGINEERING? REVERSE ENGINEERING:-It is a process of analyzing software with a outlook to understanding its design and specification. In t
Explain SDLC ? Ans) SDLC-( software development life cycle) is an acronym.
Discuss the various strategies of design. The design strategies are: Functional design: The system is designed from a functional viewpoint, initialising from with a
Modified ER diagram representing cardinalities When minimum cardinality of a relationship is one, then second entity is known as mandatory participant in the relationship. Ma
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
Usability testing is testing of 'user-friendliness'. User interviews, surveys, video recording of user sessions and other methods can be used. Programmers and developers are usuall
What is Quality control? This includes checking the software development process to ensure that procedures and standards are being followed. There are two approaches to qual
Define in brief about sandwich testing ?
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