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Explain the waterfall model.
Waterfall Model:
The waterfall model is a sequential software development model, in which progress is seen as flowing steadily downwards (such as waterfall) by the phases of Conception, Initiation, analysis, design (validation), Construction, testing and maintenance.
What is Requirements Definition Description Output of requirements of engineering process is Requirements Definition Description (RDD). Requirements engineering can be defined
Problem : (a) What does a UseCase Diagram represent? (b) Draw a UseCase Diagram for the above case study. (c) For any one use case give a detail use case specification.
Describe the effect of defining a prototype on the overall cost of the software project? The prototyping model: In this model, a prototype (an previous approximation of a fin
What is Requirement Traceability? Explain its importance. Requirement Traceability is mapping of needs to test cases. There are two major traceability: Forward and Backward. It
What is meant by Information flow Continuity? When we refine a fundamental model for a system, the information flow continuity should be maintained .ie, input & output to each
Regression testing:- It is the re-execution of some subset of tests that have already been conducted to make sure the changes that have not been propagated unintended side e
patterns
an isolated metal sphere has a radius r. when charged to a potential v, the charge on sphere is q. 1- state an expression, in terms of r and q, for potential v of sphere.
What is Verification represent? Verification represents the set of actions that are performed to confirm that the software correctly implements the particular functionality.
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
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