MANUAL TESTING | SDLC : SPIRAL MODEL


Waterfall model failed in the market because of Drawbacks. To overcome this problem. The new process called the spiral model is invented.


spiral model
Definition - In spiral Model Development of the Software is carried Out in parts wise or Iterative manner.

How he requirement changes will be handled ?
  • In the spiral model, Requirement Changes can be Handled in two ways i.e Minor Change & Major change.

    Minor change:- 
  • In the same iteration, we carry out changes + add new features.
  • Minor change Does not impact the Design.

    Major change:- 
  • Separate iteration is carried out in the case of Major change . And the previous iteration is destroyed.
  • Major change impacts the Design.




    Advantages:- 
  • Every phase is being tested
  • Requirement Changes can be handled easily.
  • At the end of every iteration, the demo is given to the customer

    Disadvantage:-
  • It is Time-consuming.


    Interview Question :

    What kind of projects spiral model is Best Suitable?

    Ans:
    When the requirement is given part by part then Spiral model is Best suitable. 

MANUAL TESTING | SDLC: SPIRAL MODEL

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