One said: BOOK and BOOK COPY (one to many) COURSE and COURSE-SECTION (many to many) COURSE-SECTION and ROOM (one to many) INSTRUCTOR and COURSE (one to one) ROOM and INSTRUCTOR (one to one) The other said: BOOK and BOOK COPY (one to one) COURSE and COURSE-SECTION (many to many) COURSE-SECTION and ROOM (one to many) INSTRUCTOR and COURSE (one to many) ROOM and INSTRUCTOR (one to many)
One said: BOOK and BOOK COPY (one to many) COURSE and COURSE-SECTION (many to many) COURSE-SECTION and ROOM (one to many) INSTRUCTOR and COURSE (one to one) ROOM and INSTRUCTOR (one to one) The other said: BOOK and BOOK COPY (one to one) COURSE and COURSE-SECTION (many to many) COURSE-SECTION and ROOM (one to many) INSTRUCTOR and COURSE (one to many) ROOM and INSTRUCTOR (one to many)
Chapter6: Managing Multiple Worksheets And Workbooks
Section: Chapter Questions
Problem 4.4CP
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Question
I got really confused about this problem because I got two answers from two people. I'm not sure which one is correct. This deals with finding if the statement is one to many, many to many, and one to one. Please help!
One said:
- BOOK and BOOK COPY (one to many)
- COURSE and COURSE-SECTION (many to many)
- COURSE-SECTION and ROOM (one to many)
- INSTRUCTOR and COURSE (one to one)
- ROOM and INSTRUCTOR (one to one)
The other said:
- BOOK and BOOK COPY (one to one)
- COURSE and COURSE-SECTION (many to many)
- COURSE-SECTION and ROOM (one to many)
- INSTRUCTOR and COURSE (one to many)
- ROOM and INSTRUCTOR (one to many)
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