Question d’entretien chez Red Hat

1. Why do we use the final keyword in Java, and what are its different use cases? 2. HashCode and Equals contract, can you also go dive deep into a place where you might have used it? 3. Difference between Heap and Stack?

Réponse à la question d'entretien

Utilisateur anonyme

16 mars 2026

Answered most of them based on different production scenarios to highlight seniority and usage in my experience.