13.   When working over the side, you must wear which of the following pieces of safety equipment? 1.   Inherently buoyant life jacket 2.   Inflatable life jacket 3.   Deck shoes 4.   Gloves 14.   Accidents involving steam usually occur in what working spaces? 1.   Engine rooms only 2.   Firerooms only 3.   Engine rooms and firerooms 4.   Galley 15.   A person overcome by carbon monoxide has which of the following symptoms? 1.   Sudden feeling of weakness 2.   Headache 3.   Drowsiness 4.   All of the above 16.   If you are in a closed compartment and think you’re being affected by carbon monoxide, you should take which of the following actions? 1.   Call for help 2.   Get to fresh air 3.   Both 1 and 2 above 4.   Stay where you are and relax 17.   What person is authorized to certify that a closed space is safe to enter? 1.   Work center supervisor 2.   Gas free engineer 3.   Division officer 4.   Division chief 18.   When using an internal combustion engine in a closed space for de-watering or fire fighting, you should take which of the following actions to ensure personal safety? 1.   Make sure the engine is clean 2.   Make sure the engine is fully fueled 3.   Make sure the exhaust is carried to the open atmosphere 4.   Make sure the exhaust is confined to one section of the compartment 19.   During fueling operations, the word is passed “the use of open flame devices is prohibited.” Which of the following devices is/are considered an open flame? 1.   Matches 2.   Lighted candles 3.   Cigarette lighters 4.   All of the above 20.   Projectile-type ammunition that is 3 inches or greater in diameter can be identified by what method? 1.   Shape 2.   Color code 3.   Storage container 4.   Label 21.   You should NEVER take which of the following items into a magazine? 1.   Naked lights 2.   Matches 3.   Both 1 and 2 above 22.   Aboard ship, where are pyrotechnic materials usually stored? 1.   In interior passageways 2.   In machinery spaces 3.   In stowage spaces on topside decks 4.   In magazines 23.   What person must approve the use of personal electrical equipment before you can use it aboard ship? 1.   The division officer 2.   The engineer officer 3.   The department head 4.   The division chief 24.   Compartments used to store compressed gas cylinders should not be allowed to rise above what maximum temperature? 1.   130ºF 2.   135ºF 3.   140ºF 4.   145ºF 25.   On noncargo ships, in what position should compressed gas cylinders be stored? 1.   Vertically, valve up 2.   Vertically, valve down 3.   Horizontally, valve up 4.   Horizontally, valve down 67