Explain the difference between stack and queue.
Write code to reverse a linked list.
Find the longest substring without repeating characters
How does quicksort work? Can you implement it?
Explain the concept of hash tables and collision handling techniques.
Describe the time and space complexity of bubble sort.
How would you implement a priority queue?

Question

Utilisateur anonyme · Accepted Answer

review data structures, algorithms, and your projects. Practice coding problems on platforms like LeetCode or HackerRank.
Behavioral: Use the STAR method (Situation, Task, Action, Result) to structure answers.
Research: Learn about the company, its mission, and its recent projects.

Cognizant

Question d’entretien chez Cognizant

Réponse à la question d'entretien

Entreprises suivies

Recherche d’emplois