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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 subsequent to delivery to correct faults to improve performance or other attributes or to adapt the product to a changed environment.
Maintenance is a vital part of the software life-cycle. It is expensive in manpower as well as resources and one of the aims of software engineering is to reduce its cost.
The most vital problem during maintenance is the before correcting or modifying a program and the programmer must first understand it.
Explain the concept of Decision Tables Decision table models complex logic into precise yet compact way. A decision table lists causes and effects in a matrix. Every column
What does Validation represent? Validation show the set of activities that make sure that the software that has been built is satisfying the customer requirements.
Handling customer complaints There are always some customers who complain after completing the sales. Like customer objections, don't take complaints negatively. Other than
How a prototype can be categorised 1. A paper prototype which is a model depicting human machine interaction in a form which makes user understand how such interaction, would
Define Cyclomatic complexity Cyclomatic complexity :- This is a measure of the control complexity of a program. This control complexity may be connected to program understanda
Bottom up design: This design leads to a style of design where we decide how to join these modules to give larger ones; to combine those to give even larger ones, and so on, till
This method categorizes the inputs and outputs of a class in order to test them separately. This decreases the number of test cases that have to be designed. To verify the diffe
What is software testing?
Q. What is Test data generators? This is a difficult one as well as at least for the present is one for which no general solution exists. One of the practical problems with te
What is Random testing? Random testing is also referred as adhoc testing. As the tester can give the out of coverage data and the stability of an application is checked, whethe
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