Study tips 1z0-858

Which two statements are true about using the isUserInRole method to implement security in a Java EE application?

which statement must be inserted at line 42?

Which method in HttpSession is used to accomplish this?

Which interface must a session attribute implement if it needs to be notified when a web container persists a session?

which custom tag invocation produces a translation error in a JSP page?

Which two are true?

Which two JSP code snippets can be used to accomplish this goal?

which two, taken independently, ensure the scoped attribute cart no longer exists?

which three directories, relative to a web application’s root, may a tag library descriptor file reside when deployed directly into a web application?

Which two JSTL code snippets will prevent cross-site hacking in the scenario above?