IT 476 week 3
Discussion Questions:
1- What is referential integrity in a relational model?
2- Create an ERD for the following relation (see image below)?
Hint: The entities are PERSON, PERSONCREDITCARD, and PERSONPHONE.
The attributes for the above entities are the column headings below respectively.
5 years ago
5
Answer(1)![blurred-text]()
![]()
Purchase the answer to view it

NOT RATED
- DiscussionP1.docx
other Questions(10)
- Write a paper (1,250-1,750 words) describing the approach to care of cancer. In addition, include the following in your paper:
- OPEN FOR ANYONE . EXCELLENT JOB OR REFUND MONEY
- Accounting homework
- Research
- unit 1 ip 3-5 pages Introduction to Victimology
- Discussion Board 1
- CJ Homework (2 questions)
- historical developments in a set theory
- Writting assignment 2
- 5 to 6 pages on the following.