#Data Structures

If a CEO has two direct reports, and each of those reports has exactly two people reporting to them, which data structure best represents this hierarchy? Specify the reasons for your choice.

Implement a caching system and explain the underlying data structures that you would use. Discuss the trade-offs of your chosen approach.

In the technical interview, you were asked questions primarily from stacks, queues, and various data structure principles along with Object-Oriented Programming (OOP) concepts. Additionally, describe how you would apply a specific data structure to a real-life scenario provided during the interview.

Discuss the various ways to traverse a binary tree. Additionally, explain the differences between depth-first search (DFS) and breadth-first search (BFS).

Explain your approach to solving problems related to linked lists. What are the common operations you can perform on a linked list and their time complexities?