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Functional dependencies on the relation schema

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Reference no: EM132077689

Question - Below is an instance of the relation schema Student(Student_ID, Course-ID, Student_Name, Grade). Do the following functional dependencies hold on the relation schema Student? Justify your answer for each functional dependency.

(i) Student_ID → Student_Name    

(ii) Student _ID → Grade

(iii) Student_ID → Course_ID    

(iv) Student_ID + Course_ID → Student_Name

Student_ID

Course_ID

Student_Name

Grade

1000

SWEN304

Joe M.

A+

1000

SWEN222

Joe M.

A-

Reference no: EM132077689

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