Explain the PDCA cycle.

Software testing is an important part of the software development process. In normal software development there are four important steps PDCA (Plan, Do, Check, Act) cycle. The four steps are discussed below:

- Plan: Define the goal and the plan for achieving that goal.

- Do: execute those plan strategy which is planned in plan phase

- Check: Check to make sure that everything is going according to the plan and gets the expected results.

- Act: Act according to that issue.