Can arraylist hold duplicates?
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What is the default size of arraylist?
What are dynamic data structures?
What is binary tree? Explain its uses.
Can we use ordered set for performing binary search?
What is dequeue operation?
What are b tree keys?
What are the basic data structures?
Explain the internal working of a hash map?
What is the difference between length () and size () of arraylist?
What is stack in geography?
What is a concurrenthashmap?
What is sequential search?