What are the steps followed in testing?
i. Unit testing - The individual components are tested in this method of testing.
ii. Module testing - Related collection of independent components are tested.
iii. Sub-system testing - This is a part of integration testing. Several modules are integrated into a subsystem and the whole subsystem is tested.
iv. System testing - The whole system is tested in this system.
v. Acceptance testing - This type of testing includes testing of the system with customer data. If the system behaves as per customer require then it is accepted.