Although HR departments are aware of questions that are illegal to ask prospective employees, some hiring managers aren't so savvy. Many illegal questions are easy to avoid for just about anyone with elementary social graces, but others might surprise you. <A HREF="http://downloads.techrepublic.com.com/abstract.aspx?docid=316939?tag=tr.dl.zdn&tag=nl.e530">Here are 10 questions that you should be sure to strike from your interview repertoire.</A>