Study tips 1z0-858

Which three EL expressions are valid and evaluate to true?

Which two produce the output "one, two and three"?

Which EL expression evaluates to that user name?

Which two are true?

which strategy allows the tag handler for n:recurse to output the nesting depth of the deepest n:recurse tag?

which three steps are necessary to implement the tag handler for the highlight tag?

Which code snippet, inserted at line 8, causes the value foo to be output?

Which two are true about the tag handler referenced by foo?

Which three are valid values for the body-content attribute of a tag directive in a tag file?

Which design pattern provides a solution for this problem?