Easy
Does an ArrayList allow you to insert duplicate elements?
Edit
1
Community EvaluationsNo one has reviewed this question yet, be the first!
10
How to concatenate two strings of characters in Java?7
Are arrays primitives types in Java?5
Compare two strings in Java12
How should a package be named in Java?8
Add elements to an ArrayList in Java13
What is the difference between an interface and an abstract class in Java?26
Write a Java program that prints 'welovedev'.