Java Interview Questions - Concurrency
Here are the most popular Java interview questions about concurrencies.See all questions
What are Immutable Classes in Java? What are Immutable Classes useful for?
Immutable classes are those which cannot be changed once instantiated. The value of the object of an immutable class will always remain the same. Either the value cannot be changed or any change to the vale will result in a new immutable instance.
Boolean and other primitive wrapper classes are all Immutable. All the variables and the c