Stress Testing is a part of software testing life cycle. Software tester also concern on how they can create, find and test a test case and scenario on executing a stress testing from the references of a product requirements.
Here is a scenario and case:
Scenario: After a user was click a button to submit a data and it was successfully all required text box are correct and accepted in the server, the scenario is, what if the connection is lost from client to the server.
Case: Test if all data that being submitted is being cache or not, or the session is expired or not.
Procedure: Assuming that all required value in the text box is now complete then clicking a button to submit, after submit button is click, unplug the LAN connection in the pc client that connected to the server.
Expected Results: Will, it is only an example of stress testing and it depends on the product requirement if data should be cache or not, or the session expired and should repeat it again all data that inputted or the session will not expired and the session is still alive after re-plug the LAN connection and refresh it again.
Point: The point here is how to execute using a stress testing. The point is the simple idea in a stress testing strategy.