1. If it explodes, a pail of gasoline could:
_____ a. cause little harm.
_____ b. start a small fire.
_____ c. level a building.
_____ d. level a city block.
2. You should store oil-soaked rags in:
_____ a. plastic bags.
_____ b. a mesh bag to allow the rags to dry.
_____ c. an airtight metal container.
_____ d. a locked cabinet.
3. The first step you should take when there is an emergency is to:
_____ a. evacuate the building.
_____ b. call 911.
_____ c. shut all windows and doors.
_____ d. alert those in charge.
4. A fire composed of burning wood, paper, and light combustibles is a __________ fire?
_____ a. Class-A
_____ b. Class-B
_____ c. Class-C
_____ d. Class-D
5. What should you do to change a Class-C fire into a Class-A or Class-B fire?
_____ a. Spray it with water.
_____ b. Use a dry chemical extinguisher.
_____ c. Shut off the electrical power.
_____ d. Smother it with damp rags.
6. What should you do to put out a Class-D fire?
_____ a. Spray it with water.
_____ b. Aim compressed air at it.
_____ c. Shut off the electricity.
_____ d. Apply special powdered chemicals.
7. A significant hazard of standing in front of a vehicle to fight an engine fire is that:
_____ a. a shock-mounted bumper could explode, turning it into a projectile.
_____ b. the headlights could explode, spraying glass.
_____ c. the vehicle could roll.
_____ d. the radiator could burst.
8. After a piece of unsafe electrical equipment is taken out of service, it should be:
_____ a. "red tagged."
_____ b. "blue tagged."
_____ c. removed from the shop.
_____ d. stored in a locked cabinet.
9. If a man is choking on a piece of food but can make noises, you should:
_____ a. perform CPR (cardiopulmonary resuscitation).
_____ b. perform the Heimlich maneuver.
_____ c. slap him on the back.
_____ d. stay with him and encourage him to cough it out.
10. Safety red represents:
_____ a. warning.
_____ b. first aid.
_____ c. radiation hazard.
_____ d. danger.
11. A __________ cross should be placed on any first-aid equipment.
_____ a. red
_____ b. green
_____ c. blue
_____ d. orange
12. One advantage of wearing a full-face shield instead of safety glasses is that it:
_____ a. protects both the eyes and the face.
_____ b. is more comfortable.
_____ c. is less expensive.
_____ d. doesn’t scratch as easily.
13. Any sound in a shop that is over _____ decibels (dB) can cause severe hearing damage over short periods of time.
_____ a. 50
_____ b. 70
_____ c. 80
_____ d. 100
14. Which one of the following tools routinely produces sound pressure levels in excess of 100 dB?
_____ a. Hydraulic jacks
_____ b. Air impact wrenches
_____ c. Air conditioning recycling equipment
_____ d. Regulated air pressure safety nozzles
15. Two of the most deadly materials found around an auto shop are:
_____ a. used motor oil and gasoline.
_____ b. asbestos and R-12 refrigerant.
_____ c. hydraulic fluid and brake fluid.
_____ d. ethylene glycol and windshield washer solvent.
16. A blast of compressed air at 40 psi (pounds per square inch) pressure can:
_____ a. drive metal chips at speeds of 70 miles per hour or more.
_____ b. rupture an ear drum.
_____ c. cause a brain hemorrhage.
_____ d. do all of the above.
17. High-pressure compressed air should not be used to:
_____ a. blow dust off parts.
_____ b. inflate tires.
_____ c. operate jacks.
_____ d. operate lifts.
18. When using a floor or hydraulic bumper jack, the:
_____ a. transmission should be in park or in gear.
_____ b. parking brake should be set.
_____ c. vehicle should be free to move.
_____ d. wheels should be blocked.
19. After raising a vehicle with a jack:
_____ a. place jack stands under the vehicle frame.
_____ b. release the parking brake.
_____ c. place the jack handle in the lowered position.
_____ d. turn the steering wheel to the right.
20. A shop’s 220-volt electrical outlets have:
_____ a. two "hot" wires and one ground wire.
_____ b. one "hot" wire and two ground wires.
_____ c. one "hot" wire and one ground wire.
_____ d. two "hot" wires and no ground wire.