1. IS 312: Information Systems for Business Discussion Chapter 3

2. Entity-Relationship Diagram STUDENT COURSE PROFESSOR PARKING PERMIT can have 1 1 M M M 1 STUDENT Student ID Student Name Student Address PARKING PERMIT Permit Number Student ID Vehicle Type COURSE Course Code Course Title Course Time Course Location PROFESSOR Professor ID Professor Name Professor Department

3. E-RD with Composite Entity STUDENT COURSE PROFESSOR PARKING PERMIT STUDENT/ COURSE can have 11 M M M 1 STUDENT Student ID Student Name Student Address PARKING PERMIT Permit Number Student ID Vehicle Type COURSE Course Code Course Title Course Description PROFESSOR Professor ID Professor Name Professor Department 1 1 STUDENT/COURSE Course Code Section Student ID Class Time Class Location

4. E-RD with Composite Entity STUDENT COURSE PROFESSOR PARKING PERMIT STUDENT/ SECTION can have 11 M M M 1 STUDENT Student ID Student Name Student Address PARKING PERMIT Permit Number Student ID Vehicle Type COURSE Course Code Course Title Course Description PROFESSOR Professor ID Professor Name Professor Department 1 1 SECTION Course Code Section Class Time Class Location SECTION can have M 1 STUDENT/SECTION Course Code Section Student ID