Oracle Database SQL 12c 1z0-071 Exam Practice Test 3

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

Views can join tables only if they belong to the same schema.
A view can be created that refers to a non-existent table in its defining query.
Views have no object number.
Views have no segment.
Rows inserted into a table using a view are retained in the table if the view is dropped.
A SELECT statement cannot contain a WHERE clause when querying a view containing a WHERE clause in its defining query.

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