INTRODUCTION TO SOFTWARE ENGINEERING
SOFTWARE DEVELOPMENT LIFE CYCLE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the spiral model
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An extension of the waterfall model, this SDLC methodology tests at each stage of development. As with waterfall, this process can run into roadblocks.
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waterfall mode
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The most flexible of the SDLC models, it is similar to the iterative model in its emphasis on repetition.
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This high-risk SDLC model throws most of its resources at development and works best for small projects. It lacks the thorough requirements definition stage of the other methods
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Explanation:
Detailed explanation-1: -The spiral model is a systems development lifecycle (SDLC) method used for risk management that combines the iterative development process model with elements of the Waterfall model. The spiral model is used by software engineers and is favored for large, expensive and complicated projects.
Detailed explanation-2: -The spiral model of Software Development is also known for being quite flexible as the process of defining objectives, analysing risks, development and planning are done separately for each phase of the project. It also caters room for enhancements with each iteration of the project.
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