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Spring Boot Essentials: The Interview Cheat Sheet
- The DispatcherServlet is the front controller in the Spring MVC framework, routing incoming HTTP requests to appropriate handlers.
- Spring Boot simplifies web application development by providing conventions over configurations and automatic setups.
- Layered architecture in Spring Boot separates applications into Controller, Service, and Repository layers for better organization.
- Maven aids in dependency management by automating the download and management of project libraries.
- Maven follows a lifecycle with various phases, where each phase represents a step in the build process.
- The @SpringBootApplication annotation conveniently combines multiple annotations in Spring Boot applications.
- @Controller returns view names, while @RestController is used to return data directly as the response body.
- @RequestMapping, @GetMapping, and @PostMapping are annotations for mapping HTTP requests to specific methods in Spring controllers.
- In Spring Boot, a Bean is a Java object managed by the Spring container and can be defined using annotations or configuration classes.
- The Inversion of Control (IoC) container in Spring handles object creation, dependency injection, and lifecycle management.
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