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Question:
(a) Briefly explain the following concepts:
(i) Encapsulation and its advantages (ii) Abstract class and its use (iii) Polymorphism and its advantages
(b) Object oriented software development promotes class reuse. Explain how this is achieved and give two advantages and two disadvantages of class reuse.
(c) Briefly outline the facilities provided by a generic CASE tool to perform Object Oriented analysis and design. You may refer to an example of a CASE tool you have used during your course.
User and System documentation with examples. User documentation having descriptions of the functions of a system without reference to how these functions are executed. Examples
Question: (a) Consider that every software failure can be classified as either • Syntactic, • Semantic, • System crash. Suppose additionally that every system crash fa
What is Upward compression? Ans) In software design, "upward compression" means a type of demodularization in which a subordinate module is copied into the body of a better modu
Explain in detail about Functional Modelling. This model explains the computations that take place within a system. This model is useful when the transformation from t
Stochastic testing is the similar as "monkey testing", but stochastic testing is a lot more technical sounding name for the similar testing process.
Testing to satisfy coverage criteria that every logical path by the program be tested. Often paths by the program are grouped into a finite set of classes. Single path from every c
What are dynamic testing tools? Dynamic testing tools: 1: coverage analyzers (execution verifiers 2: output comparators 3: Test data generators: 4: Test file gen
What is bottom-up approach? System developed beginning from detailed modules. Testing begins from the detailed modules and proceeds up to the higher levels of hierarchy.
Explain the design steps of the transform mapping. Review the fundamental model. Review and refine the DFD for the software. Verify whether the DFD has the transf
Q. Differentiate between structured analysis and structured design? Ans. The aim of structured examination is to transform the textual description of a problem into a graphic
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