PUMPING APPARATUS DRIVER OPERATOR FINAL

PUMPING APPARATUS DRIVER/ OPERATOR FINAL

EXAM -

CORRECT DETAILED ANSWERS (100% VERIFIED

ANSWERS) |AGRADE

Who should advise a driver/operator who may be mentally or physically impaired to seek appropriate assistance?

Select one:

• Any firefighter
• Shift supervisor
• Union representative
• Human resources personnel

See page 89 - ANSWER- a. Any firefighter

What is a guideline for loading hose while driving an apparatus?

Select one:

• Drive apparatus only in a forward direction.
• Drive apparatus only forward or backward; do not turn.
• Put out caution cones for other traffic driving in the area.
• Members may stand on apparatus only to reposition themselves. See

page 91 - ANSWER- a. Drive apparatus only in a forward direction.

When should fire departments identify suitable drafting sites in their response district?

Select one:

• During preincident planning
• En route to the incident scene
• After occupants/owners request
• After arriving at the incident scene

See page 141 - ANSWER- a. During preincident planning

Which statement about positioning for wildland fire attack is MOST

accurate? Select one:

• Wildland positioning is similar to structural positioning.
• Apparatus should be moved a maximum of three times.
• Apparatus are positioned in a single location and rarely move from

that position.

• Apparatus are seldom positioned in the same location for the duration

of an incident.See page 146 - ANSWER- d. Apparatus are seldom positioned in the same location for the duration of an incident.

Driver/operators should not attempt to ford streams with a vehicle unless: Select one:

• the stream depth will not reach the top of the tires.
• there is not another route to reach the intended destination.
• It has been specifically designed to operate in such conditions.
• the driver/operator has witnessed another vehicle crossing the stream.

See page 148 - ANSWER- c. It has been specifically designed to operate in such conditions.

Which term refers to any pressure less than atmospheric pressure? Select

one:

• Vacuum
• Head pressure
• Static pressure
• Perfect vacuum

See page 175 - ANSWER- a. Vacuum

Which term refers to absolute zero pressure?

Select one:

• Vacuum
• Head pressure
• Static pressure
• Perfect vacuum

See page 175 - ANSWER- d. Perfect vacuum

Which term refers to the pressure found in a water distribution system during normal consumption demands?

Select one:

• Head pressure
• Static pressure
• Residual pressure
• Normal operating pressure

See page 176 - ANSWER- d. Normal operating pressure

Rates of consumption allow engineers and fire protection personnel to

determine:

Select one:

• size of pumpers.
• charges for consumers.
• mutual aid agreements.

• adequacy of the water distribution system.

See page 188 - ANSWER- d. adequacy of the water distribution system.

Which manner of producing fog streams occurs by deflecting water around an inside circular stem in the nozzle?

Select one:

• Circular stream nozzles
• Impinging stream nozzles
• Pressure-deflected streams
• Periphery-deflected streams

See page 196 - ANSWER- d. Periphery-deflected streams

In the metric formula for nozzle reaction for a fog stream nozzle, what does Q stand for?

Select one:

• Nozzle reaction in Newtons (N)
• Nozzle pressure in kilopascals (kPa)
• The sum of nozzle reaction and nozzle pressure
• Total flow through the nozzle in liters per minute (L/min)

See page 204 - ANSWER- d. Total flow through the nozzle in liters per minute (L/min)

Which method of determining friction loss involves the use of in-line gauges to measure friction loss at various flows through specific hose layouts?

Select one:

• Performing tests
• Using calculations
• Historical information
• Manufacturer guidelines

See page 211 - ANSWER- a. Performing tests

Which BEST describes friction loss for master stream appliances?

Select one:

• 25 psi (175 kPa) for all appliances
• 10 psi (70 kPa) loss for each appliance
• Generally considered to be insignificant
• Generally considered to be one-half of rated loss

See page 213 - ANSWER- a. 25 psi (175 kPa) for all appliances

Which is the correct formula for Net Pump Discharge Pressure?

Select one:

• Pump Discharge Pressure ÷ Total Pressure
• Pump Discharge Pressure + Intake Reading
• Pump Discharge Pressure - Intake Reading
• Pump Discharge Pressure - Residual Pressure

Feedback See page 219 - ANSWER- c. Pump Discharge Pressure - Intake Reading

Flowmeters are especially advantageous when automatic nozzles are employed with handlines or master stream devices because automatic

nozzles may lead driver/operators to: