Struts2 Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to Struts2 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.

Q 1 - Which of the following feature is present in Struts 2?

A - Easy integration with Spring, Tiles and SiteMesh frameworks.

B - Support for generating views using templates.

C - Plugin Support

D - All of the above.

Answer : D

Explanation

All of the above features are supported in Struts 2.

Q 2 - Which of the following is true about web.xml?

A - The web.xml configuration file is a J2EE configuration file that determines how elements of the HTTP request are processed by the servlet container.

B - It is not strictly a Struts2 configuration file, but it is a file that needs to be configured for Struts2 to work.

C - Both of the above.

D - None of the above.

Answer : C

Explanation

Both of the above statements are correct.

Q 3 - Which of the following is correct about FreeMaker result type?

A - It is used to forward to a servlet, JSP, HTML page, and so on, on the server. It uses the RequestDispatcher.forward() method.

B - It is used to generate output using predefined templates.

C - It calls the standard response.sendRedirect() method, causing the browser to create a new request to the given location.

D - None of the above.

Answer : B

Explanation

It is used to generate output using predefined templates.

Q 4 - What are the Struts2 error message keys that can come during file uploading process?

A - struts.messages.error.uploading

B - struts.messages.error.file.too.large

C - struts.messages.error.content.type.not.allowed

D - All of the above.

Answer : D

Explanation

All of the above are Struts2 error message keys that can come during file uploading process.

Q 5 - What is the purpose of @Result annotation?

A - This annotation is a collection of results.

B - This annotation have the name that correspond to the outcome of the execute method.

C - This annotation is used to decorate the execute() method.

D - This annotation marks a action method that needs to be called after the main action method.

Answer : B

Explanation

The @result annotations have the name that correspond to the outcome of the execute method. They also contain a location as to which view should be served corresponding to return value from execute().

Q 6 - What is the purpose of @IntRangeFieldValidator annotation?

A - This annotation checks that a double field has a value within a specified range.

B - This annotation checks that a field is a valid e-mail address if it contains a non-empty String.

C - This annotation validates a supplied regular expression.

D - This annotation checks that a numeric field has a value within a specified range.

Answer : D

Explanation

This validation annotation checks that a numeric field has a value within a specified range. If neither min nor max is set, nothing will be done.

Q 7 - What is the purpose of @Validations annotation?

A - This annotation checks that a field is a valid URL.

B - This annotation is used to nest several annotations of same type.

C - This annotation checks that a String field is not empty

D - This annotation checks that a String field is of the right length.

Answer : B

Explanation

If you want to use several annotations of the same type, these annotation must be nested within the @Validations() annotation.

Q 8 - Which of the following tag generates an iterator based on the val attribute supplied?

Answer : A

Explanation

These generator tag generates an iterator based on the val attribute supplied.

Q 9 - Which of the following tag is used to get the property of a value, which will default to the top of the stack if none is specified?

Answer : C

Explanation

The property tag is used to get the property of a value, which will default to the top of the stack if none is specified.

Q 10 - Struts2 offers integrated profiling to debug and profile the application.

A - false

B - true

Answer : B

Explanation

Struts2 offers integrated profiling to debug and profile the application. In addition to this, Struts also offers integrated debugging with the help of built in debugging tools.

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