Domanda di colloquio di OpenFive

Coding Questions Write a program to remove duplicate elements from an array. Implement a function to find the Nth node from the end of a linked list. Solve a string manipulation problem involving a sliding window technique. Solve another string-based question, similar to LeetCode medium-level problems. Conceptual Questions What is polymorphism in OOP, and how is it implemented? Explain encapsulation with examples. What is the difference between data hiding and abstraction? SQL Queries Write a query to find the maximum salary from an employee table. Write a query to find the Nth maximum salary from an employee table. Project-Related Questions Explain how you handled the backend and frontend connection in your project. Describe how you managed challenges in the backend/frontend integration.