Question 1: Normalize the following schema to second normal form.
Student_id
111
111
222
222
222
birthdate
1995
1995
1996
1996
1996
Course_id
IS101
IS1205
IS202
IS304
IS101
Course_name
C++
Web Design
Programming
DB
C++
Grade
70
80
80
79
85
Functional dependencies :
student id --> birthdate
course_id --> course_name
student_id --> course_id -->grade
Question 3: Normalize the following schema to third normal form.
Book_id
1
2
3
4
5
Genre_id
1
2
1
3
2
Genre_type
Gardening
Sport
Gardening
Travel
Sport
transitive dependency :
book_id --> genre_id, genre_type, book_price
genre_id --> genre_type
book_id --> genre_type
Eng. Islam Al Omari
Book_price
10 JD
20 JD
12 JD
15 JD
12 JD