Question

name any two models of SDLC​

Answer 1

Answer:

Here are the key pros and cons of six of the most common SDLC methodologies.

Waterfall Model. Waterfall is the oldest and most straightforward of the structured SDLC methodologies — finish one phase, then move on to the next. ...

V-Shaped Model. ...

Iterative Model. ...

Spiral Model. ...

Big Bang Model. ...

Agile Model.

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Answer 2

Waterfall model and spiral model are the two models of SDLC.

Explanation:

In SDLC Waterfall model is the first model. It consist of different phase

• Requirement analysis
• system design
• implementation
• Testing
• Deployment
• Maintainence

Requirement analysis:

• All the requirements has to be captured in this phase.

Implementation:

• With Inputs made the system design

Testing:

• A project consist of different module.In this phase tester integrated and testing the system.

Deployment

• After both functional and non-functional testing deployment has to be done.

Maintenance:

• After Beta release the maintenance has to be done

Advantages:

• It is very simple
• Easy to manage
• For small project it work effectively
• Well documented

Disadvantage:

• Highly risk
• it is difficult to measure progress within stages.

Spiral model:

• It is a collection of both waterfall model and iterative model.

Learn more about Two models of SDLC:

Mention the five phases in a software waterfall model

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Explain Spiral Model of SDLC

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