Devry Bis 245 All Discussions Question – Graded

DeVrY BIS 245 All Discussions Question – Graded

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WEEK 1

Databases and Gathering Requirements (graded)

1. Why are databases important to business? How do databases generate sales and-or profits? What databases do you interact with, and how do they benefit you?

2. What is meant by requirements gathering, and why is it important to clearly define the data requirements of a database before creating it?

3. Read the General Business Example on page 7 of the Frost section of the text. This page describes how to categorize data requirements from a form used by a company called Reading Fool. Turn to page 12 of the text, and pick one of the practice exercises: 1, 2, 3, 4, or 5. Present your solution here. List the category first, and then put all of the data items in parentheses after the category.

Choosing a Database (graded)

1. Microsoft Access is one of the most popular database platforms on the market. However, there are many competitors. Why do you think that Access is so popular? What are some of the other types of databases available?

2. Discuss the differences between Access and its competitors. Are there truly any differences or are they the same technology implemented in different ways?

3. Do you think that Access can serve as a corporate database solution, or is it strictly a personal database solution? What might be the difference between a personal and corporate database solution?

WEEK 2

Entity Relationship (ER) Modeling (graded)

What role does the entity-relationship (ER) diagram play in the design process? Discuss the different types of information represented in the ER diagram and the symbols used to represent them. Discuss the meaning of an entity as related to ER diagrams. How would you approach...