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What is the difference between ArrayList and Vector?

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What is the difference between ArrayList and Vector?

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No. ArrayList Vector
1) ArrayList is not synchronized. Vector is synchronized.
2) ArrayList is not a legacy class. Vector is a legacy class.
3) ArrayList increases its size by 50% of the array size. Vector increases its size by doubling the array size.
4) ArrayList is not ?thread-safe? as it is not synchronized. Vector list is ?thread-safe? as it?s every method is synchronized.

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