Creating a Spring Boot Project with Maven — Spring Technical Interview Questions & Answers

pom.xml, the parent starter, and the Maven build.

Creating a Spring Boot Project with Maven

  • Maven builds your Boot project using pom.xml.
  • Parent POM: spring-boot-starter-parent manages dependency versions.
  • Dependencies: Add starters inside <dependencies>.
  • Plugin: spring-boot-maven-plugin builds the executable JAR.
  • Common commands: mvn clean package, mvn spring-boot:run.
  • Mixing random versions that fight the parent BOM.
  • Parent starter + plugin = version management + fat JAR.

Technical Interview Tip: Mention parent POM and the Boot Maven plugin.

Code Examples for Creating a Spring Boot Project with Maven

Creating a Spring Boot Project with Maven — working example

// Typical layout after Initializr (Maven):
// src/main/java/.../DemoApplication.java
// src/main/resources/application.properties
// pom.xml → spring-boot-starter-web

import org.springframework.boot.CommandLineRunner;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
class BootHooks {
  @Bean
  CommandLineRunner seed() {
    return args -> System.out.println("app ready: " + String.join(",", args));
  }
}

Creating a Spring Boot Project with Maven — create projects via Initializr/STS; run the @SpringBootApplication main class or package an executable jar.

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