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 is not a part of Struts architecture?

A - Actions

B - Interceptors

C - EJB

D - Value Stack / OGNL

Answer : C

Explanation

EJBs are not a part of Struts architecture.

Q 2 - Which of the following can be achieved using interceptors?

A - Providing preprocessing logic before the action is called.

B - Providing postprocessing logic after the action is called.

C - Catching exceptions so that alternate processing can be performed.

D - All of the above.

Answer : D

Explanation

All 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 - Which of the following is true about internationalization?

A - Internationalization (i18n) is the process of planning and implementing products and services so that they can easily be adapted to specific local languages and cultures, a process called localization.

B - The internationalization process is sometimes called translation or localization enablement.

C - Both of the above.

D - None of the above.

Answer : C

Explanation

Both of the above statements are correct.

Q 5 - Which of the following theme provides all the basics that the simple theme provides and adds several features like standard two-column CSS-based layout?

Answer : C

Explanation

css_xhtml theme - This theme provides all the basics that the simple theme provides and adds several features like standard two-column CSS-based layout, using for the HTML Struts Tags, Labels for each of the HTML Struts Tags, placed according to the CSS stylesheet.

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 @Key Annotation?

A - This annotation sets the CreateIfNull for type conversion.

B - This annotation sets the Element for type conversion.

C - This annotation sets the Key for type conversion.

D - This annotation is a marker annotation for type conversions at Type level.

Answer : C

Explanation

This annotation sets the Key for type conversion. The Key annotation must be applied at field or method level.

Q 8 - Which of the following tag performs basic if-else conditional flow?

A - if and else tags.

B - iterator tags

C - merge tag

D - append tag

Answer : A

Explanation

These tags perform basic condition flow found in every language. 'If' tag could be used by itself or with 'Else If' Tag and/or single/multiple 'Else' Tag.

Q 9 - Which of the following tag assigns a value to a variable in a specified scope?

Answer : A

Explanation

The set tag assigns a value to a variable in a specified scope. It is useful when you wish to assign a variable to a complex expression and then simply reference that variable each time rather than the complex expression. The scopes available are application, session, request, page and action.

Q 10 - The web.xml configuration file is a J2EE configuration file that determines how elements of the HTTP request are processed by the servlet container.

A - false

B - true

Answer : B

Explanation

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

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