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When must a function throw an exception?
A function must throw an exception when it's not able to fulfil its promise.
As soon as function detects a problem which prevents it from fulfilling its promise, it must throw an exception. If function is able to handle problem, recover itself and deliver promise, the exception shouldn't be thrown.
If an event occurs very frequently then exception handling isn't the best way to deal with it. It requires proper fixation.
Difference between Verification and Validation Verification is Static whereas Validation is Dynamic. This means in Verification the s/w is inspected by looking into the code go
What is Peer Reviews? Ans) A methodical examination of software work products by the producer's peers to recognize defects and areas where changes are required.
explain levels of transparency
Dynamic and static metrics Dynamic metrics are closely related to software quality attributes It is relatively easy to measure the response time of a system (performance
A document reporting on any event that happens during testing that needs further investigation.
Sample answered questions
How a prototype can be categorised 1. A paper prototype which is a model depicting human machine interaction in a form which makes user understand how such interaction, would
Which type of software must not be automated? Following types of software must not be automated: - Incomplete/Unstable software since they are still undergoing changes -
Q. Explain the Traces debugging method? Traces:-Printout contains merely certain memory and register contents and printing is conditional on some event occurring. Typical condi
Give detail discussion about Black box testing. Black box or behavioural testing emphasis on the functional needs of the software. It is used during the last stage of tes
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