[Solved] What is the main purpose of using @ControllerAdvice in a Spring Boot application? — Ans: To handle exceptions globally for all controllers in one place | Spring Boot

Spring Boot - Exception Handling

What is the main purpose of using @ControllerAdvice in a Spring Boot application?

ATo handle exceptions globally for all controllers in one place

BTo define REST endpoints for the application

CTo configure database connections

DTo create scheduled tasks

Step-by-Step Solution

Solution:

Step 1: Understand the role of @ControllerAdvice
@ControllerAdvice is a special annotation in Spring Boot that allows you to write code to handle exceptions or apply logic across all controllers globally.
Step 2: Identify its main use
Its main use is to centralize exception handling so you don't have to repeat error handling code in every controller.
Final Answer:
To handle exceptions globally for all controllers in one place -> Option A
Quick Check:
@ControllerAdvice = global exception handling [OK]

Quick Trick: Think global error handling for all controllers [OK]

Common Mistakes:

Master "Exception Handling" in Spring Boot

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What is the main purpose of using @ControllerAdvice in a Spring Boot application?