Difference between Invoke Application , SystemUtil.Run and Nevigate Methods in QTP/UFT :

InvokeApplication:

Description: InvokeApplication statement is used to invoke an executable application like Internet Explolar.

Syntax:  InvokeApplication “command OR Path of the Application”

Return Type:  A Boolean Value 

Example: InvokeApplication “C:\Program Files\Internet Explorer\iexplore.exe”

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SystemUtil.Run :

Description: SystemUtil.Run method is used to invoke an executable application like Internet Explolar with specified URL.

Syntax:  SystemUtil.Run “command OR Path of the Application”, “URL”

Return Type:  None 

Example:  SystemUtil.Run “C:\Program Files\Internet Explorer\iexplore.exe”,”URL”

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Nevigate :

Description: Nevigate method is used to open a specified URL in the Browser.

Syntax:  Browser(“Browser”).Nevigate(“URL”)

Return Type:  None 

Example:  Browser(“Browser”).Nevigate(“URL”)