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Q. Explain Common coupling with example?
Common coupling: General coupling is when two modules share the same global data (example a global variable). Changing of the shared resource implies changing all the modules using it. Diagnosing the problems in structures with considerable common coupling is time consuming and difficult. Nevertheless this doesn't mean that the use of global data is necessarily bad. It doesn't mean that a software designer must be aware of potential consequences of common coupling and take special care to guard against them.
What is Parkinson's Law? Parkinson's Law states that work expands to fill the time available. The cost is fixed by available resources rather than by objective assessment.
What does Verification represent? Verification shows the set of activities that are carried out to confirm that the software correctly executes the specific functionality.
Explain Spiral model The spiral model is separated into number of frame works. These frameworks are indicated by task regions. Usually there are six task regions. In spir
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What are the two levels of testing? i. Component testing Individual works are tested. Tests are derived from developer's experience. ii. System Testing The group o
testing
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Scenario A scenario is a sequence of events that happen in a particular implementation of the system. A scenario can be defined textually by enumerating the sequence of events
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