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- Question
Money is defined in Oracle with the Currency data type.
Options- A. True
- B. False
- Correct Answer
- False
- 1. Oracle maintains a System Change Number (SCN) which is a database-wide value that is incremented by Oracle whenever database changes are made.
Options- A. True
- B. False Discuss
- 2. The left-leaning slash tells Oracle to execute whatever statement is in the buffer.
Options- A. True
- B. False Discuss
- 3. Oracle will let you define Notepad as your default editor, and whenever you type NOTEPAD, SQL*Plus will invoke Notepad.
Options- A. True
- B. False Discuss
- 4. The use of the double NOT EXISTS can be used to find rows that do not match some specified condition.
Options- A. True
- B. False Discuss
- 5. The SQL-92 command to change a table name is RENAME TABLE.
Options- A. True
- B. False Discuss
- 6. Oracle commands, column names, table names, view names and all other database elements are case sensitive.
Options- A. True
- B. False Discuss
- 7. When you type Start FILENAME, the statement in your file will be executed automatically.
Options- A. True
- B. False Discuss
- 8. If there is only one statement and no ambiguity about what is wanted, Oracle will treat the semicolon and slash as the same.
Options- A. True
- B. False Discuss
- 9. The only time that case matters is inside quotation marks of strings.
Options- A. True
- B. False Discuss
- 10. Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values.
Options- A. True
- B. False Discuss
Managing Databases with Oracle problems
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