**PLEASE ANSWER ALL QUESTIONS**

Question 6 (3 points)

The decision to enter a new market is made at the:

Question 6 options:

A)	Operational level

B)	Transactional level

C)	Strategic level

D)	Managerial level

Question 7 (3 points)

A manager of the department store wants to know what the profit margin will be if products are discounted at 25%. Which one of the following will be the best quantitative model to use in this scenario?

Question 7 options:

A)	Profit margin model

B)	What if analysis

C)	Goal seeking analysis

D)	All of the above

Question 8 (3 points)

Which one of the following sentences will best describe a primary key in a relational database?

Question 8 options:

A)	A field (or group of fields) that uniquely identifies a given entity in a table

B)	A primary key of one table that appears as an attribute in another table and acts to provide a logical relationship among the two tables

C)	Characteristics or properties of an entity class

D)	None of the above

Question 9 (3 points)

What is the main difference between relational databases and data warehouses?

Question 9 options:

A)	Relational databases are multidimensional, and data warehouses are two-dimensional tables

B)	Relational databases hold historical data, and data warehouses do not

C)	Relational databases use data marts and data warehouses use tables

D)	Relational databases can be updated, data warehouses hold historical data

Question 10 (3 points)

Which one of the following is true about ETL in data warehousing?

Question 10 options:

A)	Extracts information from internal and external databases

B)	Transforms the information using a common set of enterprise definitions

C)	Loads the information into a data warehouse

D)	All of the above are true