Collection of Classes & Interface

Iterable - > Collection - > List , Queue , Set

METHODS On Collections : (add, size, remove, iterate, addAll, removeAll ,Clear)

List Interface : List - > Array-List , Linked-List , Vector , Stack

Queue Interface (FIFO): Queue - > Priority-Queue , Linked-List , Deque , Array-Deque

Set Interface : Set - > HashSet , LinkedHashSet , SortedSet, TreeSet

Map Interface : Map - > HashMap , LinkedHashMap, HashTable , SortedMap → TreeMap