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Difference between array and arraylist.
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Answer Posted / bhavani
ARRAY:collection of same data items.
2.array is always of fixed size.
3.initializing an array is too long,then it results in wastage
of memory in heap.
ARRAYLIST : Collection of different data objects.
2.Dynamic in nature.
3.automatic resizing of the list.
4.methods used is:add,remove,insert,clear,sort,reverse....
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