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Driver/Operator (D O) Pumper CDC CCRE Practice Test
Practice mode
Question
1
of 10
QUESTION 1 / 10
When analyzing fire pump performance, which diameter is critical?
Choose one answer below.
A
Hose diameter
✓
B
Pipe diameter
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C
Tank diameter
✓
D
Nozzle diameter
✓
QUESTION 2 / 10
In which situation should you drive your fire apparatus in low gear?
Choose one answer below.
A
During night operations
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B
While backing up
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C
Approaching an intersection
✓
D
When on a straight road
✓
QUESTION 3 / 10
How can a driver/operator ensure their apparatus can perform efficiently?
Choose one answer below.
A
By frequently replacing all components
✓
B
By maintaining proper tire pressure and checking wheel condition
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C
By keeping the apparatus clean
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D
By learning how to operate it in various weather conditions
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QUESTION 4 / 10
What is one common method for testing a pump's performance?
Choose one answer below.
A
Conducting a pump pressure test
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B
Performing a pump flow test
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C
Using a firefighting simulator
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D
Measuring the temperature of the pump
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QUESTION 5 / 10
What process is described as bouncing water off the inside wall of the nozzle bore to create a fog pattern?
Choose one answer below.
A
Mist generation
✓
B
Periphery deflection
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C
Stream splitting
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D
Fog manipulation
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QUESTION 6 / 10
What should be included in a driver's routine check of apparatus equipment?
Choose one answer below.
A
Checking only the exterior of the apparatus
✓
B
Checking equipment for readiness and proper storage
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C
Checking only hoses and pumps
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D
Checking only fire suppression chemicals
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QUESTION 7 / 10
Determining the performance of fire pumps primarily relies on which three components?
Choose one answer below.
A
Pump capacity, tank volume, and hose length
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B
Pump capacity, hose diameter, and elevation differences
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C
Pump pressure, tank size, and water temperature
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D
Pump type, installation site, and weather conditions
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QUESTION 8 / 10
What pressure is typically used to start a relay pumping operation?
Choose one answer below.
A
50 PSI
✓
B
100 PSI
✓
C
125 PSI
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D
150 PSI
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QUESTION 9 / 10
During an emergency response, what is the primary role of the driver/operator?
Choose one answer below.
A
To conduct searches for victims in the building
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B
To communicate with dispatch for updates
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C
To safely operate the apparatus and navigate to the incident location
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D
To manage the firefighter teams on scene
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QUESTION 10 / 10
What does the throttle control do during a pumping operation?
Choose one answer below.
A
Measures the pressure of the water
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B
Regulates the pump speed and flow
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C
Activates the emergency lights
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D
Shuts off the water supply
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