Sample Entry Level Test from Essentials
| 1) | Why does putting water on a typical fire extinguish it? | |
| A) | It reacts with the fuel forming a polymerization which excludes the oxygen and suffocates the fire. | |
| B) | It reacts with the intermediate combustion products and thus interrupts the uninhibited chemical chain reaction. | |
| C) | It causes the fuel to contract to a density at which heat and light are trapped inside. | |
| * | D) | It cools the fuel to below the temperature it needs to be in order to give off enough gases to keep burning. |
| 2) | Which of the following kinds of portable fire extinguishers is considered obsolete and dangerous? | |
| A) | Wheeled CO2 type operated by squeeze handle | |
| * | B) | Soda-acid type operated by turning them upside down |
| C) | Water pump kind operated by pumping a handle | |
| D) | Dry chemical kind operated in the upright position | |
| 3) | The most common type of protective breathing apparatus in use in the fire service is the open-circuit self-contained. What does that mean? | |
| A) | Air is supplied through a long hose from a stationary air pump, then expelled out the facepiece. | |
| B) | Air is supplied through a long hose from a stationary air pump, then returned down the same hose. | |
| C) | Air is supplied from a tank on the firefighter, then returned to the tank. | |
| * | D) | Air is supplied from a tank on the firefighter, then expelled out the facepiece. |
| 4) | Fire service rope is classified into two uses. Which two? | |
| A) | Throwing and Stationary | |
| B) | Securing and Hoisting | |
| C) | Frequent and Occasional | |
| * | D) | Life Safety and Utility |
| 5) | Select the most common rescue situation firefighters have to face in normal day to day operations. | |
| A) | Building collapse | |
| * | B) | Vehicle extrication |
| C) | Cave in | |
| D) | Person trapped at height | |
| 6) | Which is a true statement about the desired sharpness and thickness of fire service axe heads? | |
| A) | The body should be thicker than usual and the blade razor sharp. | |
| B) | The body should be of medium thickness and the blade razor sharp. | |
| C) | The body should be much thicker than usual and the blade medium sharp. | |
| * | D) | The body should be of medium thickness and the blade medium sharp. |
| 7) | Choose the correct defintion of ventilation. | |
| * | A) | The systematic removal and replacement of heated air, smoke and gases from a structure with cooler air |
| B) | The emergency procedure of opening a roof, wall or floor in order to cancel the thermal layering effect | |
| C) | The systematic utilization of protective breathing apparatus in order to guarantee a fresh air supply | |
| D) | The emergency procedure of locating the correct hand position and depressing the sternum one-and-a-half to two inches (5 cm) | |
| 8) | According to NFPA Standard, how much total weight must a fire service single ladder be rated for, in pounds (kg)? | |
| A) | 1,000 (454 kg) | |
| * | B) | 750 (340 kg) |
| C) | 500 (227 kg) | |
| D) | 350 (159 kg) | |
| 9) | How does a post indicating valve (PIV) show its position? | |
| A) | By displaying a red flag atop the post when open | |
| B) | By the position of the visible stem | |
| C) | By trickling a small constant flow of water when open | |
| * | D) | By showing the word OPEN or SHUT on the stem |
| 10) | When a nozzle is shut too abruptly, a resulting surge in pressure occurs which can damage pumps, hose, even water mains. What is this surge called? | |
| A) | Pressure clank | |
| * | B) | Water hammer |
| C) | Reverse surge | |
| D) | Vessel fracture | |