Illustrate the physical-level design process by means of the design shown in Question 7. List the tables, identify the keys, and list the special restrictions that programs must enforce.
In Question 7
a. For a department, store its number and name.
b. For an advisor, store his or her number and name and the number of the department to which he or she is assigned.
c. For a course, store its code and description (for example, MTH110 or Algebra).
d. For a student, store his or her number and name. For each course the student has taken, store the course code, course description, and grade received. In addition, store the number and name of the student’s advisor. Assume that an advisor may advise any number of students but that each student has just one advisor.