what is the purpose of users node in application center test (ACT)?
i recorded the script and created new usersgroup and added users and passwords for my web appliction,
but how the script takes users/passwords from the users group?

what code i have to write in script , so that while running the script each conncurrent connection should different user and password from that file and how can we know that it picking from that usersgroup? any log file is available for verification?