Answered: ing statements are true about the Rapid…

Principles of Information Systems (MindTap Course List)

13th Edition

ISBN:9781305971776

Author:Ralph Stair, George Reynolds

Publisher:Ralph Stair, George Reynolds

Chapter12: System Acquisition And Development

Section: Chapter Questions

Problem 7SAT: The overall emphasis of the __________ phase is on gathering data on the existing system,...

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Question

Which of the following statements are true about the Rapid Application Development (RAD) and the waterfall methods of the system development life cycle (SDLC) ?

1. Between RAD and the waterfall method, RAD is the older method

2. Both RAD and the waterfall method have an requirements/analysis phase

3. The waterfall method is consistent standard that always has the same five phases

4. Because the newer method is an improvement, it is the best choice for all current and future projects

5. RAD will deliver a version of the system sooner than the waterfall method

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ANS-

1- In SDLC we have 8 models in each one of the eight waterfall is the older one.

2- Only waterfall model has requirement/analysis phase.

3- Waterfall model has fives phases like-

requirement/analysis phase
design phase,
unit testing,
system testing
, operation and maitenance phase.

4- More new method has been introduced so it is not best choice for future projects.

5- As RAD is newer one so it delivers fast in comparison to waterfall.

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