Interview Questions, Answers and Tutorials

Category: 4.1 Understanding Exceptions

Exception hierarchy

Hello there! Today, we’re going to dive into the world of exceptions in Java. Imagine you are a chef in a kitchen, and suddenly you realize you’re out of a crucial ingredient while cooking. What do you do? Well, in Java, when something unexpected happens during the execution of a program, we use exceptions to handle these situations. Let’s explore the concept of exception hierarchy to better understand how Java deals with different types of problems. What is an Exception? An exception is like a red flag that Java raises when it encounters a problem. Think of it as a…

Types of exceptions

Exceptions are like safety nets in programming. Imagine you’re riding a bike, and suddenly there’s a big bump in the road. If you don’t have a safety net (or exception), you might fall off your bike. In Java, exceptions help your program handle unexpected bumps and prevent it from crashing. What are Exceptions? In simple terms, an exception is an unexpected event that can happen while your program is running. These events could be anything from trying to divide a number by zero (which is not allowed in math) to reading a file that doesn’t exist. Types of Exceptions Java…