I used the below code to open QTP through VBscript?But i can
unable to Invoke QTP...PLZ help me with the correct code to
invoke QTP through VBS with description of the code aswell.

Dim qtApp 'As QuickTest.Application
'Declare the Application object variable
Dim qtTest 'As QuickTest.Test
'Declare a Test object variable
Dim qtResultsOpt 'Declare a Run Results Options object
variable
Set qtApp = CreateObject("QuickTest.Application")
'Create the Application object
qtApp.Launch 'Start QuickTest
qtApp.Visible = False 'Make the QuickTest application
visible
qtApp.Open "C:\form", True
'Open the test in read-only mode
'set run settings for the test
Set qtTest = qtApp.Test
qtTest.Run 'Run the test
'WScript.StdOut.Write "Status is: " &
qtTest.LastRunResults.Status
'Check the results of the test run
qtTest.Close 'Close the test
qtApp.quit 'Close QuickTest Pro
Set qtResultsOpt = Nothing 'Release the Run Results Options
object
Set qtTest = Nothing 'Release the Test object
Set qtApp = Nothing 'Release the Application object