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Spring Boot Questions et reponses d'entretien

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Question 6. What are the advantages of microservice?

Following are the major advantages of microservice:

It makes development fast and easy.
Compatible with all container.
Reduce production time.
It is a lightweight model that supports a major business application.

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Question 7. Explain different types of dependency injection.

There are two types of dependency injection in Spring Boot. They are as follows:

Constructor based dependency injection: It is a technique in which one class object supplies the dependency of another object.
Setter-based dependency injection: It is a dependency injection in which the framework injects the primitive and string-based values using setter method.

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Question 8. What are the commands to run and stop Spring Boot executable jar file?

You need to open cmd or shell window command and use

java -jar

To run application:

$ java -jar spring-boot-sample-0.0.1-SNAPSHOT.jar

To stop:

Press ctrl+C

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Question 9. How can you change JDK version in Spring Boot?

To change the JDK version in Spring Boot, you can overwrite it by adding a java.version property tag as given in pom.xml:

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Question 10. What is the process that you need to follow to run Spring Boot application on the custom port?

In order to run a Spring Boot application, you require to put server.port property in application.properties.

For example, server.port=8050

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