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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 is a data flow graph that pictorially represents transformation on data as demonstrated in Figure.
Why Software maintenance is require Software maintenance is done due to the below factors. i) To rectify the errors which are encountered during the operation of software.
Explain Basis Path Testing? Ans) Basis path testing is a white-box method. It permits the design and definition of a basis set of execution paths. The test cases created from th
Question 1 What is MASM? Explain its features Question 2 Explain the significance of Lexical analysis and Syntax analysis Question 3 What are macros and macro processors
Define Fan-in and Fan-out Fan-out: A measure of the number of modules which are directly maintained by another module. Fan-in: Indicates that how many modules directly main
design steps
What transform mapping refers? The transform mapping is a bundle of design steps applied on the DFD in order to map the transformed flow characteristics into specific architect
What are the main objectives of reverse engineering? The main objectives of the reverse Engineering process are: (i) It helps the companies to understand the difficulties
What is COCOMO model? COCOMO stands for COnstructive COst MOdel. It is used for cost Effort=a * KDLOCb Where a and b are two parameters of the model whose specific values
Describe the various steps of the reuse-oriented model. The reuse-oriented model, also known as reuse-oriented development (ROD), is a method of software development in which
Ask What are the key elements of Business Model? question #Minimum 100 words accepted#
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