Is Iterator A Class Or Interface? What Is Its Use?

1.	Is Iterator A Class Or Interface? What Is Its Use?
Answer» ITERATOR is an INTERFACE which is used to step through the elements of a COLLECTION. Iterator is an interface which is used to step through the elements of a Collection.

Answer»

ITERATOR is an INTERFACE which is used to step through the elements of a COLLECTION.

Iterator is an interface which is used to step through the elements of a Collection.

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