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Q. Explain the concept of Top down design?
Top down design: A top down design approach begins by identifying the major modules of the system decomposing them into their lower level modules and iterating until the desired level of details is achieved. This is step-by-step refinement that starting from an abstract design in each step the design is refined to a more concrete level until we reach a level where no more refinement is needed and the design can be implemented directly.
Advantages of incremental Model:- As product is to be delivered in parts, total cost of the project is dispersed. Limited number of persons can be put on to the projec
1. "Variable trace" is a (computer) record of the names and the values of variables accessed and/or changed during the implementation of a computer program. 2. "Value trace" is
Determine in detail about Waterfall model Waterfall model provides a sequential and systematic approach to software development and is better than build and fix approach. Howev
What is Test Suite - It is a collection of tests that are used to validate the behavior of an application or product. - Generally a test Suite is a high level concept, grou
What does Data abstraction contains? A Data abstraction is a named collection of data that describes a data object Eg: door Attributes: door type, Opening mechanism, Swing d
What is meant by software change? Software change is explained as the change in nature of software as the needs of software changes.
How can recovery scenario manager be used to handle exceptions in QTP? QTP provides a wizard through Recovery Scenario Manger which can recover unexpected errors and events wh
Explain Hybrid Testing? Ans) A mixture of top-down testing combined with bottom-up testing of prioritized or available components.
iii. Layered software architectures can be used to reduce coupling between the functions of a system that are closer to the machine and those that are closer to user needs. Why is
What is software maintenance? Software maintenance is a set actions in which program are customized after it has been put into use. COCOMO model :- COnstructive COst MOd
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