STREET STATE CITY DOOR PIN a) composite c) simple b) derived d) multi-valued STUDENT_NAME ADDRESS COURSE D COURSE_ID COURSE_NAME STUDENT ID STUDENT COURSE Attends AGE HOBBY COURSE_ID DOB Teaches HAS SUBJECT ID LECTURER SUBJECTS 4. "Address attribute in this ER diagram is an example of a attribute. a) composite c) simple b) derived d) multi-valued LECTURER ID SUBJECT_NAME LECTURER_NAME COURSE SUBJECT_ID 1. How many strong entities are in this ER diagram a) one Three b) Two Four 5. "Age" attribute in this ER diagram is an example of a attribute. a) composite c) simple b) derived d) multi-valued 6. The participation of "Course entity in "attends relationship is 2. How many weak entities are in this ER diagram a) one Three b) Two Four c) to- a) strong tal b) partial 3. "Hobby attribute in this ER diagram is an example of a attribute. weak