COMPUTER SCIENCE AND ENGINEERING
SOFTWARE ENGINEERING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Waterfall & Spiral
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RAD & Spiral
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RAD & Waterfall
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RAD & Prototyping
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Detailed explanation-1: -21. Which of the following models will not result in the desired output, when the user participation isn’t involved? RAD and prototyping are the models which are dependent upon the user’s participation and might produce undesired output.
Detailed explanation-2: -Which two models doesn’t allow defining requirements early in the cycle? Explanation: Prototyping Model starts with a requirements analysis phase including techniques like FAST, QFD, Brainstorming.In case of Spiral model the first phase involves activities related to customer communication like determining objectives.
Detailed explanation-3: -Answer-D) Waterfall model is not suitable for accommodating changes. 22. By whom is unit testing done? Answer-C) Unit testing is done by developers.
Detailed explanation-4: -8. What is the major drawback of using RAD Model? Explanation: The client may create an unrealistic product vision leading a team to over or under-develop functionality. Also, the specialized & skilled developers are not easily available.
Detailed explanation-5: -Rad model can be selected if user is involved in all the phases of SDLC.