Answer the following statements true (T) or false (F)
1. Collections is an interface.
2. Iterators can remove elements.
3. With hashing, as the load factor increases, the chance of collisions decreases.
4. A PriorityQueue permits null elements.
1. False. Collections is a class; Collection is an interface. ANS: True.
2. False. As the load factor increases, fewer slots are available relative to the total number of slots, so the chance of a collision increases.
3. False. Attempting to insert a null element causes a NullPointerException.
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Answer the following statement true (T) or false (F)