Object Spy:
Object spy is a feature provided by QTP which is used for showing the complete objects information like list of properties and their values, list of methodology, syntax for methodology and description of methods then and there on the spot immediately of both test objects as well as runtime objects.
1.Run time objects: All the original objects present in the AUT are known as run time objects
2.Test objects: Test objects are the reference objects created by the QTP for run time objects, stored in object repository and used by the QTP for the original objects