Dear Harish,
Thanks for participating in QT. You have posted your query in Blogs section. Please add in Forums.
What ever queries / doubts post it in Forums, don't post in blogs.
Blogs section is different.
-QT Team
we donot use any shall script for normal web applications, if the application has huge data like google, amazon ,ebay , they will maintain unix servers for fast response, who working on server side testing they will use shell scripts................