Can we put null key in hashmap?
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Explain the types of linked lists.
Write the algorithm for converting infix expression to postfix expression?
Why quicksort is faster than merge sort?
What is a queue in data structure?
How many times is merge sort called?
Define a linear and non linear data structure.
What is quick sort example?
Can you dynamically allocate arrays in expanded memory?
What is comparator interface used for?
Explain binary representation?
What is the time complexity of selection sort?
What is bubble sort with example?