- As explained throughout this course, entity relationship modeling is a critical element of database design. If the database is not properly modeled, it is unlikely that the database will be properly developed.
- Using this knowledge, explain the key reasons why entity relationship modeling is important, and determine at least (1) way in which it impacts the overall development of the database.
- Analyze the key ways that entity relationship modeling helps database developers overcome potential design challenges and conflicting goals.
- For the database that you described in the Week 1 and Week 2 discussions, determine the major / minor challenges that might exist when you are creating an entity relationship diagram (ERD) for the business function / operation. I used the example of Amazon.com
- Please note: (so this needs to be in line with amazon.com business function and operation)
Calculate the time in days it takes for 3600 to accumulate to 4000 at: (a) A simple rate of interest of 6% p.a. [2 marks] (b) A compound rate of interest of 6% p.a. convertible quarterly. [2 marks] (c) A compound rate of interest of 6% p.a. convertible monthly. [1 mark
March 22, 2016
9:23 am
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