EXISTS can be applied to automatically null collections - PL/SQL Collections

Q.  Only EXISTS can be applied to automatically null collections. If you apply another method to such collections, PL/SQL raises COLLECTION_IS_NULL.
- Published on 09 Jul 15

a. Yes
b. No

ANSWER: Yes
 
A built in function or procedure which is operated on collections and usually called using the dot notation is known as a collection method.

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