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 - User sends a request to the server for requesting for some resource (i.e pages).
B - The FilterDispatcher looks at the request and then determines the appropriate Action.
C - Configured interceptors functionalities applies such as validation, file upload etc.
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 true about Interceptors?
A - Interceptors are conceptually the same as servlet filters or the JDKs Proxy class.
Answer : C
Explanation
Both of the above statements are correct.
Q 3 - Which of the following is correct about redirect result type?
B - It is used to generate output using predefined templates.
Answer : C
Explanation
It calls the standard response.sendRedirect() method, causing the browser to create a new request to the given location.
Q 4 - How Struts 2 validation works?
C - If any errors have been added then Struts 2 will not proceed to call the execute method.
Answer : D
Explanation
All 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
Q 6 - What is the purpose of @BeforeResult annotation?
B - This annotation marks a action method that needs to be executed before the result.
D - This annotation checks that a date field has a value within a specified range.
Answer : B
Explanation
The @BeforeResult annotation marks a action method that needs to be executed before the result. Return value is ignored.
Q 7 - What is the purpose of @StringLengthFieldValidator annotation?
A - This annotation validates a string field using a regular expression.
B - This annotation checks that a field is non-null.
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 : D
Explanation
This validator checks that a String field is of the right length. It assumes that the field is a String. If neither minLength nor maxLength is set, nothing will be done.
Q 8 - Which of the following tag takes two or more lists as parameters and merge them all together?
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 is used to push value on stack for simplified usage?
Answer : D
Explanation
The push tag is used to push value on stack for simplified usage.
Q 10 - Struts2 promotes less configuration with the help of using default values for various settings.
Answer : A
Explanation
Struts2 promotes less configuration with the help of using default values for various settings. You don't have to configure something unless it deviates from the default settings set by Struts2.
