What is keyword view and Expert view in QTP?

QuickTest’s Keyword Driven approach, test automation expertshave full access to the underlying test and object properties, via anintegrated scripting and debugging environment that is round-tripsynchronized with the Keyword View.Advanced testers can view and edit their tests in the Expert View,which reveals the underlying industry-standard VBScript thatQuickTest Professional automatically generates. Any changesmade in the Expert View are automatically synchronized with theKeyword View.