Answer questions based on the above commands 1. Which is the main relation which is used in the university database which is referenced by all other relation of the university .
A. Teaches
B. Course
C. Department
D. Section
Answer:A
Answer questions based on the above commands 1. Which is the main relation which is used in the university database which is referenced by all other relation of the university .
A. Teaches B. Course C. Department D. Section
Explanation:Department is the only relation which forms the main part of the university database .