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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.
What is RAD Approach As the term suggests, this model gives a quick approach for software development and is based on a linear sequential flow of numerous development processe
Write definition of state transition diagram? State transition diagram is mainly a collection of states and events. Due to the events the system has to change its state. It als
Q. For the flow graph showed in figure compute McCabe's Cyclomatic Complexity. Ans: In this flow graph Number of regions are 5 hence the Cyclomatic complexity is = 5
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
Write down short notes on empirical estimation models ?
explain the data dictionery
What is Usability? Ans) "Usability" means simple of use; the simple with which a user can learn to control, prepare inputs for, and intended the outputs of a software product.
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List any three characteristics of a good SRS. The SRS should be: Correct , Unambiguous, Complete 1. Correct: An SRS is correct iff every requirement stated therein is one
QUESTION - Fault Tolerance (a) Three computers together provide a replicated service. The manufacturers claim that each computer has a mean time between failure of five days; a
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