Perguntas de entrevista da empresa TO THE NEW

1.Print last Element from list without using list.size() 2.Hashmap to count the frequency of each number , then sort number based on frequency in descending order. 3. Singleton Class 4. ⁠immutable class and implementation & immutable hashmap 5. ⁠Circular Dependency 6. ⁠Database Questions like Many to many , one to one , transaction 7. ⁠Thread pool 5. ⁠equals() and hashcode()

How would you plan a engagement event across 10 locations