Q.1
A database application can perform which of the following activities?
Q.2
An enterprise data model is:
Q.3
A shared database should:
Q.4
Data administrators are responsible for:
Q.5
Which of the following types of databases are the most common?
Q.6

A workgroup typically comprises between 25 and 100 persons.

  • True
  • False
Q.7

Data descriptions are stored in a central location called the depository.

  • True
  • False
Q.8

The source of the data is sometimes called the system of record.

  • True
  • False
Q.9

Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003).

  • True
  • False
Q.10

Stored representations of objects and events that have meaning and importance in the user's environment are known as a database.

  • True
  • False
Q.11

Another name for multimedia data is unstructured data.

  • True
  • False
Q.12

Stand-alone databases exhibit many of the same advantages common to file processing systems.

  • True
  • False
Q.13

The database approach requires additional costs and risks.

  • True
  • False
Q.14

The most common source of database failures in an organization is the failure to implement a strong database administration function.

  • True
  • False
Q.15

The primary mechanism for providing context for data is metadata.

  • True
  • False
Q.16

Which of the following is true for a relational database?

  • Data is represented by tables.
  • It is difficult to access data.
  • Complex programs have to be written for simple queries.
  • All of the above.
Q.17

A database application can perform which of the following activities?

  • Add records
  • Read records
  • Update records
  • All of the above.
Q.18

A data warehouse uses:

  • partial operational data.
  • historical operational data.
  • future operational data.
  • health care data.
Q.19

Some advantages of the database approach include all, but:

  • minimal data redundancy.
  • improved data consistency.
  • improved data sharing.
  • program-data dependency.
Q.20

All enterprise resource planning (ERP) systems are heavily dependent on databases to store the data required by the ERP applications.

  • True
  • False
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