Q1. Convert the Entity Relationship Diagram in to relational database by using SQL Commands (Note: Students has to write the SQL code for creating the tables by using appropriate Primary key and foreign key relationships) [8 Marks] teacher id number(5) PK name varchar2(50) description varchar2(300) teachers_books course_id number(5) PK FK teacher_id number(5) PK FK book_id number(5) PK FKDE description varchar(400) recommendation_date date book id number(5) PK title varchar2(50) + description varchar2(300) id description class number(5) PK varchar2(300) + Q3. Insert atlest 3 rows with valid data in each relation table [4 Marks] Q4. Write an SQL Statement to display teacherID. Name and Description order by name descending