What is difference between hashmap and hashset?
What is subtree?
What is difference between for loop and foreach?
Why quicksort is faster?
Tell me is it better to use a pointer to navigate an array of values, or is it better to use a subscripted array name?
Give the example of validating the parenthesis of expression using stack.
What is the difference between hashset and treeset?
What is the order of b tree?
Explain implementation of traversal of a binary tree.
Which interfaces are implemented by concurrentskiplistset?
List the area of applications of data structure.
Is hashmap a data structure?
Which sorting technique is faster?
Define open addressing?
Advanced problems related to Data Structures were asked