Domanda di colloquio di Persistent Systems

What is the difference between ArrayList and LinkedList in Java? When would you use one over the other? Provide examples to support your answer.

Risposta di colloquio

Anonimo

1 apr 2024

ArrayList is implemented as a resizable array, while LinkedList is implemented as a doubly linked list. Use ArrayList when you need fast iteration and random access to elements. Use LinkedList when you need fast insertion and deletion of elements, especially from the middle of the list.