What is meant by hashing?
What are the types of data structures?
What are the difference between a stack and a queue?
Difference between calloc and malloc in data structures?
What is java priority queue?
Where is insertion sort used?
Which is faster hashmap or hashset?
If we try to add duplicate key to the hashmap, what will happen?
What is difference between array and string?
What is the difference between 1d and 2d array?
Does treemap sort automatically?
What do you mean by level of the tree?
Differentiate between iterable and iterator.