Which of the following types of databases are the most common?
Which of the following types of databases are the most common?
Another name for multimedia data is unstructured data.
Another name for multimedia data is unstructured data.
Data descriptions are stored in a central location called the depository.
Data descriptions are stored in a central location called the depository.
Database management systems were first introduced in the 1950s.
Database management systems were first introduced in the 1950s.
An enterprise data model is:
An enterprise data model is:
A workgroup typically comprises between 25 and 100 persons.
A workgroup typically comprises between 25 and 100 persons.
An enterprise database is which of the following?
An enterprise database is which of the following?
An advantage of the database approach is the creation of maximum data redundancy.
An advantage of the database approach is the creation of maximum data redundancy.
Which of the following is true for a relational database?
Which of the following is true for a relational database?
Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003).
Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003).
Some advantages of the database approach include all, but:
Some advantages of the database approach include all, but:
An extranet is which of the following?
An extranet is which of the following?
A database application can perform which of the following activities?
A database application can perform which of the following activities?
Databases that contain historical and summarized information are usually called data warehouses.
Databases that contain historical and summarized information are usually called data warehouses.
The most common source of database failures in an organization is the failure to implement a strong database administration function.
The most common source of database failures in an organization is the failure to implement a strong database administration function.
The source of the data is sometimes called the system of record.
The source of the data is sometimes called the system of record.
Data administrators are responsible for:
Data administrators are responsible for:
A shared database should:
A shared database should:
A database management system (DBMS) is a:
A database management system (DBMS) is a:
All enterprise resource planning (ERP) systems are heavily dependent on databases to store the data required by the ERP applications.
All enterprise resource planning (ERP) systems are heavily dependent on databases to store the data required by the ERP applications.
The primary mechanism for providing context for data is metadata.
The primary mechanism for providing context for data is metadata.
Duplicate data often results in loss of data integrity because:
Duplicate data often results in loss of data integrity because:
Stand-alone databases exhibit many of the same advantages common to file processing systems.
Stand-alone databases exhibit many of the same advantages common to file processing systems.
An enterprise data model is a relational model that shows the high-level entities for the organization and associations among those entities.
An enterprise data model is a relational model that shows the high-level entities for the organization and associations among those entities.
Structured data may include which of the following?
Structured data may include which of the following?
Stored representations of objects and events that have meaning and importance in the user's environment are known as a database.
Stored representations of objects and events that have meaning and importance in the user's environment are known as a database.
The database approach requires additional costs and risks.
The database approach requires additional costs and risks.
Metadata enables database designers and users to do all of the following except:
Metadata enables database designers and users to do all of the following except:
A data warehouse uses:
A data warehouse uses:
Legacy data is which of the following?
Legacy data is which of the following?
