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Exam 1z0-082 topic 1 question 162 discussion

Actual exam question from Oracle's 1z0-082
Question #: 162
Topic #: 1
[All 1z0-082 Questions]

Which three statements are true about views in an Oracle Database? (Choose three.)

  • A. Rows inserted into a table using a view are retained in the table if the view is dropped.
  • B. Views can join tables only if they belong to the same schema.
  • C. Views have no object number.
  • D. Views have no segment.
  • E. A SELECT statement cannot contain a WHERE clause when querying a view containing a WHERE clause in its defining query.
  • F. A view can be created that refers to a non-existent table in its defining query.
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Suggested Answer: ADF 🗳️
by piipoh at Jan. 25, 2025, 5:21 p.m.

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piipoh
4 days, 2 hours ago
Selected Answer: ADF
A: true : a view is a logical structure that refers to tables, so it will not impact the underlying table B: false C: false : a view has an object number and is referenced in the data dictionary (there will be an entry in DBA_OBJECTS for instance) D: true : think of a view as a stored query based on underlying tables, it does not store any data, so no need for segment E: false F: true : the view WILL be create, however it will return an error message when querying it
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