classroom(building, room number, capacity) department(dept name, building, budget) course(course id, title, dept name, credits) instructor(ID, name, dept name, salary) section(course id, sec id, semester, year, building, room number, time slot id) teaches(ID, course id, sec id, semester, year) student(ID, name, dept name, tot cred) takes(ID, course id, sec id, semester, year, grade) advisor(s ID, i ID) time slot(time slot id, day, start time, end time) prereq(course id, prereq id)

c. Find the maximum enrollment, across all sections, in Autumn 2009. d. Find the IDs and names of all students who have not taken any course offering before spring 2009 e. Increase the salary of each instructor in the Comp. Sci. department by 10%. f. Delete all courses that have never been offered (that is, do not occur in the section relation). g. Insert every student whose tot cred attribute is greater than 100 as an instructor in the same department, with a salary of $10,000. h. Create a new course CS-001, titled Weekly Seminar,with 0 credits. i. Create a section of this course in autumn 2009, with sec id of 1. j. Enroll every student in the Comp. Sci. department in the above section.