Why do we need algorithm?
What is data and data types?
A lot of data structures related programs related to only trees and graphs, like the diameter of a tree, removing the loops in a graph etc.
What is unbounded queue?
Explain what are the methods available in storing sequential files ?
How can you insert a node at the end of linked list?
List out the basic operations that can be performed on a stack?
Where is insertion sort used?
Can you sort a hashmap?
What stack means?
How do you sort pseudocode?
Is array a collection?
In which data structure, elements can be added or removed at either end, but not in the middle?
42 Answers Infosys, NIC, TTA, Wipro,