Integraton testing

Answer Posted / nitin sharma

Combining two already tested units ina compaonent and check
the interface between them is integration testing
It's of three types
1.Top-Down:It is integration approach When Main module is
ready and sub module are not ready then we use stubs to test
2.Bottom-Up:It is integration approach in which When main
module is not ready and sub module are ready then we use
drivers to test
3.Big Bang: In this approach all are ready modules we
integrate them nad then test

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