What is an arraylist in java?
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What is the current version of java?
Does java allow overriding static methods ?
What do you understand by weak reference?
What is arraylist e?
what is session facade ?
Is it possible to create object with out its default constructor? if possible how? else not possible? justify
Implement a stack with push (), pop() and min() in O(1) time.
What is the default modifier in Interface?
How do you sort a string in java?
How will you calculate the depth of a binary tree if the tree contains 15 nodes?
List the interfaces which extends collection interface?
Difference between object instantiation and construction ?