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← Exit to Module 16: Spring Boot Essentials lessons
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Module 16: Spring Boot Essentials

Lesson focus

Spring IoC & Dependency Injection

Explore component scanning, bean scopes, and constructor injection.

Annotate classes with @Component, @Service, @Repository, @Controller to register beans.

Constructor injection enforces immutability and simplifies testing.

Use @Configuration and @Bean methods for manual bean definitions when necessary.

Lesson quiz

Which injection style is preferred in Spring Boot?

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