AIS275 Chapter 1-1 Database Systems

Data and information are the same thing

• TRUE

• FALSE

A system administrator and a database administrator perform the same functions.

• TRUE

• FALSE

…………. provides a description of the data characteristics and the set of relationships that link the data found within the database.

• Table

• Metadata

• End user data

……………… exists when different versions of the same data appear in different places.

   

• Data uniqueness

•       Database location

• Data integration

•       Data inconsistency

A(n) ………. database is used by the entire organization and supports many users across many departments.

   

• personal

•       enterprise

• workgroup

•       department

A data warehouse focuses primarily on storing data used to generate information required to make tactical or strategic decisions.

   

• TRUE

• FALSE

Structural dependency of data exists when it is possible to make changes in the structure without affecting the application program’s ability to access the data.

   

• TRUE

• FALSE

What is database?

A software that is designed to manipulate, retrieve and manage data in a database.

Which one of these cannot be taken as a primary key?

   

• Registration number

•      Street

• Department ID

•     ID