Exercise: Managing Databases With Oracle

Questions for: Managing Databases With Oracle

Oracle maintains a System Change Number (SCN) which is a database-wide value that is incremented by Oracle whenever database changes are made.
A:
True
B:
False
C:
D:
Answer: A
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The left-leaning slash tells Oracle to execute whatever statement is in the buffer.
A:
True
B:
False
C:
D:
Answer: B
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The default extension for SQL*Plus is .sql.
A:
True
B:
False
C:
D:
Answer: A
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Money is defined in Oracle with the Currency data type.
A:
True
B:
False
C:
D:
Answer: B
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Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values.
A:
True
B:
False
C:
D:
Answer: A
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