Let's see various data structures (e.g. Hashing, Binary Search Tree, Trie, Ternary Search Tree, BK- Tree ) which can be used to design data structure and their features and usage:
Scenario Based - Coding & Design Interview Questions With Answers;
Design application to see retaining user based on IIS Log?
How would you design training portal?
How you find max of all possible sequential permutation and combination of elements in Array and sequence no leading to max?