The tag has a performance overhead so you should reduce the scope where possible?

Is this valid JSF JSP code ?

Can we use updateActionListener in SelectBooleanCheckbox tag?

What property of the tag needs to be set to true in order to display only the messages that have not been associated with a component ?(enter the name, case sensitive)

How are html form input parameters passed in case of Struts 2

To pass HttpServletRequest instance to Action, which of the following interfaces/Classes need to be implemented.

Configuration file Name (struts.xml) can be changed in Struts 2 as was the case in Struts 1.

Default interceptor stack containing validation interceptor, workflow inteceptor and others can be customized

Only value of which UI component can be validated?

A validator in JSF is only designed to validate one component, so in general just one field, and validating multiple fields is tricky.

JavaServer Faces technology provides standard error messages that display on the page when conversion or validation fails.

If an error occurs inside a convertor used to convert the value entered in a inputText field, than the isValid method of the field returns false.

Which section of the Config.Web file is used for storing a list of authorized users?