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- Annotation Based Configuration
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Spring Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Spring Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Answer : A
Explanation
AOP stands for Aspect Oriented Programming.
Q 2 - Which of the statement is correct?
Answer : D
Explanation
All of the above statements are correct.
Q 3 - What is prototype scope?
A - This scopes a single bean definition to have any number of object instances.
B - This scopes the bean definition to a single instance per HTTP Request.
C - This scopes the bean definition to a single instance per HTTP Session.
D - This scopes the bean definition to a single instance per HTTP Application/ Global session.
Answer : A
Explanation
prototype scope allows Spring IoC container to create any number instances per IoC container.
Q 4 - How do you turn on annotation wiring?
A - Add <annotation-context:config /> to bean configuration.
B - Add <annotation-config /> to bean configuration.
C - Add <annotation-context-config /> to bean configuration.
Answer : D
Explanation
Add <context:annotation-config/> to bean configuration to turn on annotation wiring.
Q 5 - What is ContextClosedEvent 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.
Answer : D
Explanation
This event is published when the ApplicationContext is closed using the close() method on the ConfigurableApplicationContext interface.
Q 6 - How around advice works?
A - Run advice before and after the advised method is invoked.
B - Run advice before and after a class is loaded.
Answer : A
Explanation
around advice runs before and after the advised method is invoked.
Q 7 - What is @Controller annotation?
A - The @Controller annotation indicates that a particular class serves the role of a controller.
B - The @Controller annotation indicates how to control the transaction management.
C - The @Controller annotation indicates how to control the dependency injection.
D - The @Controller annotation indicates how to control the aspect programming.
Answer : A
Explanation
The @Controller annotation indicates that a particular class serves the role of a controller.
Answer : B
Explanation
By default a bean is eagerly loaded.
Q 9 - How to handle shut down of IoC container?
Answer : D
Explanation
Using registerShutdownHook() method, shut down of IoC container can be handled. Other methods do not exists.
Answer : A
Explanation
Both values and ref can be injected at a time in a bean.