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| Ans. ArrayList is a list , i.e an implementation of List interface whereas HashSet is a Set and an implementation of Set interface. | ||||
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 Discuss Correct / Improve  arraylist hashset | ||||
 Related Questions | ||||
 Difference beween HashSet and TreeSet ? | ||||
| In what order the elements of a HashSet are retrieved ? | ||||
| How is HashSet maintained in memory by Java ? | ||||
| Which of the following is insertion heavy - HashSet or TreeSet ? | ||||
| Which interface is used for hashset implementation ? | ||||
