If you have made an excel driven framework in QTP which runs on the local machine and now want to run it from quality center as well without making major changes in the script, then this post is for you.
In this scenario, you can download QTP files from quality center using QC-OTA.
Create folders/subfolders on the drives using vbs and download the appropriate files that are attached to a testset / testsetfolder etc.
Keywords for OTA:-

AttachmentFactory
Attachment
ExtendedStorage
TestSetFolder
TestSetFactory
TestSet

There is one more way to do the same. You need to save the QTP script in …

Popularity: 55% [?]

In this file, you define any custom test object classes that you want QTP to use to represent your custom controls in tests and components. Define a test object class for each custom control that cannot be adequately represented by an existing Delphi test object class.
In a test object configuration XML, you define the test object classes (for example, their identification properties, the test object methods they support, and so on). To do this you define a ClassInfo element for each test object class. In addition, you define the name …

Popularity: 38% [?]