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 true in the life cycle of a request in Struct2 application?

A - Selected action is executed to perform the requested operation.

B - Configured interceptors are applied to do any post-processing if required.

C - Finally the result is prepared by the view and returns the result to the user.

D - All of the above.

Answer : D

Explanation

All of the above steps are part of the life cycle of a request in Struct2 application.

Q 2 - Which of the following is correct?

A - The Action class manages the application's state.

B - The Result Type manages the view.

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 redirect 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 : C

Explanation

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

Q 4 - What types of validators are available in xml based validation in struts2?

A - date validator

B - double validator

C - email validator

D - All of the above.

Answer : D

Explanation

All of the above validators are available in xml based validation in struts2.

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 @EmailValidator 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 : B

Explanation

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

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 takes two or more lists as parameters and merge them all together?

A - if and else tags.

B - iterator tags

C - merge tag

D - append tag

Answer : C

Explanation

These merge tag take two or more lists as parameters and merge them all together.

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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