Java: Which of the following is false about an iterator?  The remove method can be called only once between two calls to next Addition of objects to a container will invalidate its existing iterator The toFirst method of the iterator interface resets the iterator to the beginning If an iterator exists, elements of the container can only be removed via the remove method of the iterator

Database System Concepts
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ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Java: Which of the following is false about an iterator? 

The remove method can be called only once between two calls to next
Addition of objects to a container will invalidate its existing iterator
The toFirst method of the iterator interface resets the iterator to the beginning
If an iterator exists, elements of the container can only be removed via the remove method of the iterator
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The remove method can be called once between per call to next() 

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