Oracle Joins and Sub QueriesThis exercise uses the same tables you have been using for your labs. Sign on to Oracle using your own user id and password.Follow these steps to complete this exercise:QUERIESTurn the following in for a grade:a. This lab sheet as a cover sheet with your name on itb. Your script file with the five queries in itc. The output file showing both the query and result setd. Add this assignment (all three documents) to the zip file containing all assignments for this week.