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What is stepwise refinement?
Stepwise Refinement:-Stepwise Refinement is a top-down design method originally proposed by Niklaus Wirth. A program is developed by successively refining levels of procedural detail. A hierarchy is developed by decomposing a macroscopic statement of function in a stepwise fashion unless programming language statements are reached.
What are the Rules for making DFD The below factors must be considered when making DFDs: 1. Keep a note of all processes and external entities. Give unique names to th
Describe system testing. System testing: System test are designed to authenticate a fully developed systems with a view to assuring that it meets its requirements. There
Explain Defect? Ans) 1) From the producer's viewpoint: a product needs that has not been met or a product attribute possessed by a product or a function perform by a product tha
1. An orderly development of testing in which software elements, hardware elements, or both are joined and tested, to check out their interactions, unless the entire system has bee
Distribution of the Package: In the last 12 years of its existence CDS/ISIS software has become one of the most popular packages of its kind. It is estimated that there are ab
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
What is cyclomatic complexity? Cyclomatic complexity is given by McCabe. The general formula to compute cyclomatic complexity is M=V (G)=E - N + 2P Where E-Number of e
What is software verification? Ans) In general the demonstration of consistency, completeness, and correctness of the software at every stage and between every stage of the deve
Hardware and Software Requirements: The present versions of CDS/ISIS require the following minimum hardware and software: i) MS-DOS Version: an IBM PC or Compatible micro
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