List the important features and uses of QTP (quick test pro)?

QTP operates as a stand alone application and also it can integrate efficiently into mercury’s Test director, Quality center. It introduced new feature called keyword driven testing apart from data driven testing methods in QTP. Enabling check points efficiently to benefit in finding even the smallest changes in the existing build (application). Also introduced smart identification functionality to dig the objects and its properties which is very much useful to find out unidentified objects in recording/ run mode. It enables a powerful feature of auto documentation functionality.