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Modeling Data in the Organization
See What Others Are Saying!
Question
A composite attribute is which of the following?
Options
A. An attribute that can be broken into components
B. An attribute that cannot be broken into components
C. Multiple attributes
D. An identifier
Correct Answer
An attribute that can be broken into components
More questions
1. A updatable view has its own data.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
2. Well-structured relations encourage anomalies of data.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
3. Entity instances are associated by relationship classes.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
4. Composite identifiers consist of two or more attributes.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
5. Queries that do full table scans should be avoided.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
6. The World Wide Web Consortium (W3C) is the chief standards body for HTTP and HTML.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
7. MySQL is pronounced "my See-quel."
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
8. The data model produced from the reverse engineering process does not include intersection table data.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
9. The DBMS ranked as being the "hardest to use" in the text is Microsoft's SQL Server.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
10. Three types of triggers are: BEFORE, AFTER and EXCEPTION.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
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