Struts2 Online Quiz

Q 1 - Which of the following is correct definition of model in MVC architecture?

A - The lowest level of the pattern which is responsible for maintaining data.

B - This is responsible for displaying all or a portion of the data to the user.

C - Software Code that controls the interactions between the Model and View.

D - None of the above.

Q 2 - Which of the following is true about action tag in struts.xml?

A - We define action tags corresponds to every URL we want to access.

B - we define a class with execute() method which will be accessed whenever we will access corresponding URL.

C - Both of the above.

D - None of the above.

Q 3 - Which of the following components are available using ActionContext map?

A - application - application scoped variables.

B - session - session scoped variables.

C - root / value stack - action variables.

D - All of the above.

Q 4 - Which of the following is correct about Struts 2 validation framework?

A - At Struts's core, we have the validation framework that assists the application to run the rules to perform validation before the action method is executed.

B - Action class should extend the ActionSupport class, in order to get the validate method executed.

C - Both of the above.

D - None of the above.

Q 5 - Which class of struts is responsible to converts data types from string?

A - StrutsTypeConverter

B - StringTypeConverter

C - Both of the above.

D - None of the above.

Q 6 - What is the purpose of @ExpressionValidator 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.

Q 7 - What is the purpose of @RequiredStringValidator 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 numeric field has a value within a specified range.

Q 8 - Which of the following tag will iterate over a value?

A - if and else tags.

B - iterator tags

C - merge tag

D - append tag

Q 9 - Which of the following tag is used to push value on stack for simplified usage?

A - date tag

B - param tag

C - property tag

D - push tag

Q 10 - With Struts applications, there is a lot more going on behind the scenes than with normal Java-based Web applications.

A - true

B - false