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Differentiate between testing and QA.
- Quality Assurance is more a preventive thing, which ensures quality in company and hence the product instead of just testing the product for software bugs whereas testing means 'quality control'.
- Quality control measures quality of a product whereas quality assurance measures quality of processes used to create a quality product.
Define the process of Requirements Gathering Tools Requirements gathering is an art. Person who gathers requirements must have knowledge of what and when to gather information
Explain incremental model? The incremental model is proposed by D.L PARNAS. It is basically executed by combining elements of linear sequential model and iterative prototyping
Explain some of the limitations of testing. Though testing is an significant part of system development and leads to a valid, verified and efficient system, it also faces some
Define sandwich testing. Testing combines the ideas of both bottom-up and top-down testing by defining a certain target layer in the hierarchy of the module. The modules below
Write about drivers and stubs. Drivers and stub software require to be developed to test incompatible software. The " driver" is a program that accepts the test data and pri
Q. How Abstraction used in stepwise refinement? Abstraction:- Abstraction permits one to concentrate on a problem at some level of generalization without regard to irrelevant l
Mention some of the drawbacks of RAD model. Unuseful for a large-scale projects. Interest of developers & customers are necessary. Not useful and perfect when technica
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
Q. Explain about Communicational cohesion? Communicational cohesion: The Communicational cohesion is when parts of a module are grouped for the reason that they operate on th
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
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