Quick Test Professional , commonly know by its acronym QTP is the flagship functional automation testing tool from Mercury Collaborative now acquired by HP. It is now called as HP Functional Test . It is an icon based tool, which mechanizes the functional & regression testing of an application . QTP is easier to use and implement for both technical & non technical testers in contrast to other functional testing tools available. Quick Test is the market leader in Functional Automation Tool with over 50% market segment. QTP’s Scripting Language is VB Script which is easy to use , know and program .Quick Test Professional enables Business Process Testing (BPT) Supports large pool of software development environments like SAP , Web , Oracle etc.