Can we define the size of arraylist?
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What is advantage and disadvantage of linked list?
Why do we use collections?
What do you mean by 2-3 tree?
What are basic algorithms?
What is the difference between for and foreach loop?
Complete structure of hashmap, very detail description, along with the basic coding of the hashmap internal implementation.
Can hashmap be sorted?
Define forest?
Is array a collection?
What is the difference between Strings and Arrays?
How does dynamic memory allocation help in managing data?
What are different types of sorting algorithms?