[Solved] What is the main purpose of the @Service annotation in a Spring Boot application? — Ans: To indicate a class contains business logic | Spring Boot

Spring Boot - Spring Annotations

What is the main purpose of the @Service annotation in a Spring Boot application?

ATo indicate a class contains business logic

BTo mark a class as a web controller

CTo define a database repository

DTo create a generic Spring bean

Step-by-Step Solution

Solution:

Step 1: Identify the role of @Service
@Service is used to mark classes that hold business logic or service layer code.
Step 2: Compare with other stereotypes
@Controller handles web requests, @Repository handles data access, and @Component is generic.
Final Answer:
To indicate a class contains business logic -> Option A
Quick Check:
Business logic = @Service [OK]

Quick Trick: Use @Service for business logic to separate concerns cleanly [OK]

Common Mistakes:

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What is the main purpose of the @Service annotation in a Spring Boot application?