Which collection allows null values?
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Explain recursive function & what is the data structures used to perform recursion?
Explain quick sort and merge sort algorithms.
What do you mean by the term “percolate up”?
What is a 2 dimensional array?
why do tree always takes o(log n) time?
What is a minimum spanning tree?
What is an algorithm in coding?
Explain the priority queue?
Is hashmap an object?
Why is hashset not ordered?
What is the structure of an array?
What is bubble insertion selection sort?