&gt;You ask him things YOU think are simple, and are shocked when they don&#x27;t know it<p>No I ask him things that He wrote in his resume He is expert of, One need to understand,Process of interview is not riddle game, or I am not going to play role as Brain magician who would through questions to candidates just for fun.All I am expecting from a candidate is if you are presenting yourself as an expert of field, be prepared to answer &#x27;what&#x27; and &#x27;how&#x27; of it.