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

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The WITH CHECK OPTION constraint can be used in a view definition to restrict the columns displayed through the view.
The OR REPLACE option is used to change the definition of an existing view without dropping and re-creating it.
Rows cannot be deleted through a view if the view definition contains the DISTINCT keyword.
Rows added through a view are deleted from the table automatically when the view is dropped.
A simple view in which column aliases have been used cannot be updated.
F. A subquery used in a complex view definition cannot contain group functions or joins.

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