Please try to answer on every question, using FROM SELECT WHERE:

1. List the SSN and name of every student who is enrolled in the course Database System.

2. List every course number in which both John Smith and Kevin Miller are enrolled.

3. List the name of every student whose name starts with the letter S and ends with the letter M and has earned the grade B in at least one course.

4. List the name of every student who earned an A in at least one course.

5. List the SSN, Name, Course Number, and Grade for every student and course.

6. List the SSN and Name of every student who has no grade in at least one course.

7. List the name of every student who enrolled in at least two courses.

8. List the name of every student who hasnt taken any course.

9. List the SSN and the name of every student who does not have a grade in any course, i.e all her or his grades are null.

10. List the SSN and Name of all students who do not have the grade A in any course.

Given the following relational database schema: Student = (SSN, Name, Major) Course = (Course Number , Course Title, NumberOfUnits, RoomNumber, Day Time), where DayTime is of the form MW 1:0-2:00. Enrollment = (SSN , Course Number, Grade) Express the following queries using AQL statements with minimum number of tables and operations