What is the purpose of Spring framework?

Spring Framework is a Java platform that provides comprehensive infrastructure support for developing Java applications. Spring handles the infrastructure so you can focus on your application.

Is Spring MVC widely used?

1. Spring MVC : Spring is widely used for creating scalable applications. For web applications Spring provides Spring MVC framework which is a widely used module of spring which is used to create scalable web applications.

What is the use of model in Spring MVC?

In Spring MVC, the model works a container that contains the data of the application. Here, a data can be in any form such as objects, strings, information from the database, etc. It is required to place the Model interface in the controller part of the application.

What is the advantage of spring boot?

Advantages of SpringBoot: DevTools to autorestart server on code/config updates. Embedded Tomcat/Jetty/Undertow support. Easier customization of application properties. Easy management of profile specific properties.

When should I use ModelAndView?

ModelAndView is a holder for both Model and View in the web MVC framework. These two classes are distinct; ModelAndView merely holds both to make it possible for a controller to return both model and view in a single return value. The view is resolved by a ViewResolver object; the model is data stored in a Map .

What is difference between model and ModelMap?

Model is an interface while ModelMap is a class. ModelAndView is just a container for both a ModelMap and a view object. It allows a controller to return both as a single value.

What are the benefits of spring MVC framework over other MVC frameworks?

Rapid development – The Spring MVC facilitates fast and parallel development. Reusable business code – Instead of creating new objects, it allows us to use the existing business objects. Easy to test – In Spring, generally we create JavaBeans classes that enable you to inject test data using the setter methods.

Is spring MVC necessary before spring boot?

It’s not mandatory but it’s good to know. When you learn spring you learn about stuff like dependency injection which comes in handy to understand spring boot. Further, MVC is a design pattern and SPRING is just a framework. You can implement mvc using other frameworks as well.