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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.
Write down short notes on empirical estimation models ?
NATURE AND TYPES OF SOFTARE PACKAGES: Software packages are commercially supplied products which typically provide solutions to a particular range of software development or a
What are the benefits of automation testing? Following are the benefits of automation testing: 1) Enables Quick Release - With automatically run regression tests, you can
A function module can be called from a transaction screen outside an ABAP/4 program. Yes, a function module called from transaction screen.
Determine the meaning of vertical partitioning? Vertical partitioning often called factoring suggests that the control and work should be distributed top-down in program struct
Q. Explain about Mutation testing? Mutation testing In mutation testing the software is initial tested by using an preliminary test suite built up from the different white bo
Bottom-up approach, as the name suggests, is the differing of the Top-down method. This process begins with building and testing the low level modules first, working its way up
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State the working of spiral model In spiral model, after every phase a review is performed regarding all products developed up to that point and plans are developed for the sub
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.
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