Q.1
Data descriptions are stored in a central location called the depository.
Q.2
Stored representations of objects and events that have meaning and importance in the user's environment are known as a database.
Q.3
Another name for multimedia data is unstructured data.
Q.4
The most common source of database failures in an organization is the failure to implement a strong database administration function.
Q.5
The primary mechanism for providing context for data is metadata.
Q.6
A workgroup typically comprises between 25 and 100 persons.
Q.7
The source of the data is sometimes called the system of record.
Q.8
Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003).
Q.9
Stand-alone databases exhibit many of the same advantages common to file processing systems.
Q.10
The database approach requires additional costs and risks.
Q.11
All enterprise resource planning (ERP) systems are heavily dependent on databases to store the data required by the ERP applications.
Q.12
Which of the following is true for a relational database?
Q.13
Some advantages of the database approach include all, but:
Q.14
An enterprise database is which of the following?
Q.15
Database management systems were first introduced in the 1950s.
Q.16
Databases that contain historical and summarized information are usually called data warehouses.
Q.17
Structured data may include which of the following?
Q.18
An extranet is which of the following?
Q.19
An advantage of the database approach is the creation of maximum data redundancy.
Q.20
An enterprise data model is a relational model that shows the high-level entities for the organization and associations among those entities.
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