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Why is maintenance of a software important?
The alteration of a software product, after delivery, to correct faults, to improve performance or other attributes, or to adapt the product to a changed environment.
Maintenance is a significant part of the software life-cycle. It is costly in manpower and resources, and one of the aims of software engineering is to decrease its cost.
The most significant problem during maintenance is the before correcting or modifying a program, the programmer must first understand it.
When do you choose automated testing over manual testing? Automation is chosen when -A similar set of tests need to be repeated again and again -When a single test requi
Q. Explain acceptance testing and beta testing? Acceptance Testing as well as Beta testing: System tests are designed to authenticate a fully developed system to guarantee th
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 meant by System Requirements? Place the system services and constraints in detail. Serves as a link between the system purchaser & the system developer.
What are the advantages of using testing tools? The advantages of testing tools are: They get better the productivity and quality of software development. Help in i
Define in brief about sandwich testing ?
A testing technique using input values at, just below, and just above, the definite limits of an input domain; and with input values causing outputs to be at, just below, and just
Explain about the incremental model. Have similar phases as the waterfall model. Phases are Analysis. Design. Code. Test. Incremental model delivers
What are the common approaches in debugging? Brute force method: The memory dumps and run-time tracks are explained and program with write statements is loaded to get clues to
what is software process model and waterfall model?
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