IFPUG Exam I40-420 Topic 3 Question 23 Discussion

In the process of creating a user record, the application generates a unique user ID and stores it. The user ID is generated by concatenating the first three letters of the user's last name, the first three letters of the user's first name, and the user's four digit birth year. Another function displays the user ID on a screen that retrieves and displays detailed user information. The user ID displayed is measured as: