ISTQB Foundation Level Performance Testing

Performance testing is crucial for the success of businesses being an important phase in the testing life cycle. It helps one know the behaviors of applications under load conditions. For example, a load condition is when a website encounters extraordinarily heavy traffic. A high performing application is one that lets the end user carry out a pre-defined task without undue perceived delay or irritation. Performance should not lie in “the eye of the beholder” or in other words, an application should be perceived objectively by all its end users