The IllegalArgumentException class extends the RuntimeException class and is, therefore, __________.
A) a checked exception class
B) an unchecked exception class
C) never used directly
D) None of these

Question

Quizplus · Accepted Answer

IllegalArgumentException is an unchecked exception because it extends RuntimeException. Unchecked exceptions do not need to be declared in a method or constructor's throws clause if they can be thrown by the execution of the method or constructor and propagate outside the method or constructor boundary.

The IllegalArgumentException Class Extends the RuntimeException Class and Is, Therefore