Question entretien chez Conneqtion : Internal working of hashmap? Explain oops? How to make immutable objects? Where arraylist and where linkedlist Singleton class?

Conneqtion

Internal working of hashmap? Explain oops? How to make immutable objects? Where arraylist and where linkedlist Singleton class?

Utilisateur anonyme

30 juil. 2023

I have answered mostly all the questions but their requirements is JavaScript. So I'm not considered for this role.