Multiple Choice
Data directory is a catalog of all the data in the database.It contains ________,and its main function is to answer questions about the availability of data items,their source,and their exact meaning.
A) data foundations
B) data definitions
C) data names
D) data sources
Correct Answer:

Verified
Correct Answer:
Verified
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Q28: Which of the following subsystem can support
Q29: The most common end-user tool for DSS
Q31: _ deal with specific problems that are
Q32: A database is created,accessed,and updated by a(n)_.<br>A)
Q33: The _ is especially appropriate for supporting
Q34: Optimization,simulation,statistics systems,and ES currently run in _.These
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