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Q4 (Entity-Relationship (ER))

Q4 (Entity-Relationship (ER))

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Q4 (Entity-Relationship (ER)) Design an Entity-Relationship (ER) diagram for the following scenario: Design an Entity-Relationship (ER) diagram for student information system, using (min, max) constraint, with the following business rules: ww WM M w wwww Ww W w www. an instructor advises up to 20 students. one student is advised by exactly one instructor. each student should take from 3 to 7 courses. each student has a unique SID, Math_grade, Java grade, and Average which is derived from both Math_grade and Java_grade. each instructor has a unique SSN, a name, several addresses. wwM M mw each course has a unique Course_code and a unique course_name. at most 40 students can be enrolled in each course. Answer (draw the appropriate diagram using Paint and paste below the appropriate diagram) W www
Transcribed Image Text:Q4 (Entity-Relationship (ER)) Design an Entity-Relationship (ER) diagram for the following scenario: Design an Entity-Relationship (ER) diagram for student information system, using (min, max) constraint, with the following business rules: ww WM M w wwww Ww W w www. an instructor advises up to 20 students. one student is advised by exactly one instructor. each student should take from 3 to 7 courses. each student has a unique SID, Math_grade, Java grade, and Average which is derived from both Math_grade and Java_grade. each instructor has a unique SSN, a name, several addresses. wwM M mw each course has a unique Course_code and a unique course_name. at most 40 students can be enrolled in each course. Answer (draw the appropriate diagram using Paint and paste below the appropriate diagram) W www
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