Describe about the incremental model, Software Engineering

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Explain about the incremental model.

Have similar phases as the waterfall model.
Phases are

Analysis.

Design.

Code.

Test.

Incremental model delivers series of releases to customers known as increments.
The first increment is known as core product. Here only the document processing facilities are available.
Second increment, more sophisticated document forming and processing facilities are available.
Next increment spelling and grammar checking facilities are given.

Merits

This model can be adopted when there is less number of people included in the project.
Technical risks can be managed with every increment.
For a very small time span, at least core product can be delivered to the customer.

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