When the next( )method of Iterator is called at the end of a collection,it
A) throws NoSuchElementException
B) returns null
C) wraps around to the beginning of the collection and returns the first element
D) returns the a copy of the last element returned

Question

Quizplus · Accepted Answer

When the next() method of Iterator is called at the end of a collection, it throws NoSuchElementException. This is because there is no next element to be returned. It is important to handle this exception to avoid program failure.

When the Next( )Method of Iterator Is Called at the End