Explanatory Question
Example: NullPointerException
Read the answer carefully and go through the related questions on the right side to improve your understanding of this topic.
public class UncheckedExample2 { public static void main(String[] args) { try { String name = null; System.out.println(name.length()); // null object access } catch (NullPointerException e) { System.out.println("Object is null!"); } } }
First read the answer fully, then try to explain it in your own words. After that, open a few related questions and compare the concepts. This method helps you remember the topic for a longer time and improves exam preparation.