Acceptance Testing-Unit Testing-System Testing

Question

Briefly define Acceptance Testing, Unit Testing, System Testing and Integration Testing?

Answer 1

a.) Acceptance testing – This testing ensures that the system meets the requirements of the company and the customer or the end user.  It validates that the right system was built or not.

b.) Unit testing – In this testing performed on a stand-alone module, or unit of code.

c.) System testing - Testing a preset arrangement of tests that, when it executed it successfully meets requirements.

d.) Integration Tests – This testing performs on groups of modules which ensures that data and control are accepted appropriately among modules.