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Managing Databases with Oracle
See What Others Are Saying!
Question
Of the three ways to create an Oracle database, which one is the easiest and most recommended?
Options
A. Using the Oracle Database Configuration Assistant.
B. Using the Oracle-supplied database creation procedures.
C. Using the SQL CREATE DATABASE command.
D. None of the above is correct.
Correct Answer
Using the Oracle Database Configuration Assistant.
More questions
1. JDBC Type 1 drivers are JDBC-ODBC bridge drivers.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
2. Multivalued dependencies create harmless anomalies that should be noted, but do not always need to be eliminated.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
3. To update an SQL view, the DBMS must be able to associate the column(s) to be updated with:
Options
A. a particular column in a particular underlying table.
B. a particular column in a particular row.
C. a particular row in a particular underlying table.
D. None of the above is correct.
Show Answer
Scratch Pad
Discuss
Correct Answer: a particular row in a particular underlying table.
4. Sequences guarantee valid surrogate key values.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
5. With SQL Server optimistic locking, an update lock is placed on the row when the row is read.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
6. Views can be used to show the results of computed columns.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
7. A proxy server controls the passage of messages or files through to the organization's network.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
8. No two attributes of the same entity type should have the same name.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
9. Independent data marts are often created because an organization focuses on a series of short-term business objectives.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
10. Each index consumes extra storage space and also requires overhead maintenance time whenever indexed data change value.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
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