1. 9-Oct-2010

2. Part 1: IDENTIFICATION (6 points)
1. What is the difference between DATA and
INFORMATION?
2. The characteristic of an entity
3. One or more column of a relation that is used to
identify a row, maybe unique or non-unique
4. A collection of related tables and structures
5. An attribute whose values match the primary key
values in the related table
6. A restriction placed on the data which helps
ensures data integrity

3. Part 2: ENUMERATION (14 points)
 (2) Functions of a database
 (2) Advantages of a DBMS
 (4) Components of a database system
 (4) Building blocks of a DB Design
 (2) Examples of DBMS

4. Table A
PROD_ID PROD_NAME PROD_RATE
111Flashlight $2.00
112Telephone $5.00
113Hair Dryer $9.00
114Desk $12.50
115Lamp $10.00
Table B
PROD_ID PROD_NAME PROD_RATE
248Bag $2.52
258Projector $5.80
249Calendar $9.70

5. Table B
Supplier ID Supplier_NAME
1P&G
2Walmart
3SM
Table A
PROD_ID PROD_NAME PROD_RATE
111Flashlight $2.00
112Telephone $5.00
113Hair Dryer $9.00
114Desk $12.50