When a collection is said to be ordered if it can be iterated in a specific order. Ex: ArrayList, but a Hashtable is not.
When a collection is said to be sorted if the values in it is sorted in a natural order. So when you are retriving the vaues you get it in sorted order. A sorted collection is also Ordered .. ex: Treeset [ December 20, 2005: Message edited by: Srinivasa Raghavan ]