TEST TAKERS U.S. Navy Petty Officer 2nd Class Michael Davila takes the Navy-wide first class petty officer advancement examination at the base enlisted club at Commander, Fleet Activities Yokosuka, Japan, March 3, 2011. U.S. Navy sailors are given three hours to answer 200 questions that test their knowledge of their rating and basic military requirements. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 898833-Y-HLU20-236.jpg Photo Gallery