1. (TCO A) Based on the exs in the text, if you were asked to formulate a plan for a regional drive-in restaurant chain's efforts to use information technology to attract customers, what would be the best use of information technology from the list below? 
Use IT to increase supplier loyalty.
Use IT to increase operational efficiency.
Use IT to create new products and business models.
Use IT to help survive government reporting requirements.
Use IT to achieve customer intimacy. 

2. (TCO B) For which of the following industries has the Internet as a whole been a disruptive technology? 
bill payments
air travel
books
real estate

3. (TCO C) The difference between a data warehouse and a data mart is 
data warehouses tend to serve an entire enterprise and a data mart a single department.
a data warehouse is historical data only and a data mart is the most recent transactions.
a data mart requires normalized data, whereas a data warehouse does not.
They are different names for the same thing.

4. (TCO A) Define operational excellence. How can information systems help achieve it? 

5. (TCO B) List three organizational factors that can prevent a firm from fully realizing the benefits of a new information system, and provide exs of each. 


6. (TCO C) What types of relationships are possible in a relational database? Describe and give an 
ex of each. 
In a Relational database a tables can be combined easily to deliver data required by users, provided that any two tables share a common data element. Suppose we wanted to find in this database the names of suppliers who could provide us with part number 137 or part number 150. We would need information from two tables: the SUPPLIER table and the PART table. Note that these two files have a shared data element: Supplier_Number. 
In a relational database, three basic operations, are used to develop useful sets of data select, join.( 12th Edition. Pearson Learning Solution.