Spring Online Quiz

Q 1 - What is Dependency Injection?

A - It is a design pattern which implements Inversion of Control for software applications.

B - It is one of the spring module.

C - It is a technique to get dependencies of any project.

D - It is used to promote tight coupling in code.

Q 2 - Which is the way to provide configuration metadata to spring?

A - XML Based configuration file.

B - Annotation based configuration.

C - Java based configuration.

D - All of the above.

Q 3 - How can you inject Java Collection in Spring?

A - Using list, set, map or props tag.

B - Using lit, set, map or collection tag.

C - Using list, set, props or collection tag.

D - Using list, collection, map or props tag.

Q 4 - What is no mode of autowiring?

A - Default setting which means no autowiring and you should use explicit bean reference for wiring.

B - Autowiring by property name.

C - Spring first tries to wire using autowire by constructor, if it does not work, Spring tries to autowire by byType.

D - Similar to byType, but type applies to constructor arguments.

Q 5 - What is ContextRefreshedEvent event?

A - This event is published when the Servlet Context is either initialized or refreshed.

B - This event is published when the HTTP Request is received.

C - This event is published when the HTTP Response is returned.

D - This event is published when the ApplicationContext is either initialized or refreshed.

Q 6 - What is Target object?

A - A represents a object in your application where you can plug-in AOP aspect.

B - The object being advised by one or more aspects, this object will always be a proxy object, also referred to as the advised object.

C - This is used to inject values in objects.

D - This is not invoked during program execution by Spring AOP framework.

Q 7 - What is Spring MVC framework?

A - Spring MVC framework is Model-Value-Class architecture and used to bind model data with values.

B - The Spring web MVC framework provides model-view-controller architecture and ready components that can be used to develop flexible and loosely coupled web applications.

C - Spring MVC framework is used for Transaction management for Web Applications.

D - Spring MVC framework is used for AOP for Web Applications.

Q 8 - By default a bean is eagerly loaded.

A - False

B - True

Q 9 - What is the scope of stateful bean?

A - session

B - global-session

C - prototype

D - request

Q 10 - What BeanPostProcessor does?

A - It processes beans once a bean is initialized.

B - It defines callback methods that you can implement to provide your own instantiation logic, dependency-resolution logic etc.

C - It processes beans once a bean is loaded.

D - It processes beans once a bean exits.