Vehicle Identification Reader (Vir) Quiz Questions & Answers
Do you love cars as I do? If so, you have to be interested in this quiz. It basically tests different aspects of cars, from parts, efficiency, and usage. In addition, learn how the vehicle identification reader is used. Enjoy!
- 1.
How many storage tanks for each product would be used at an automotive service station that offers motor gasoline (MOGAS) and diesel fuel?
- A.
1
- B.
2
- C.
3
- D.
4
Correct Answer
A. 1Explanation
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- 2.
An underwriter-approved vent cap is required for a vent line to
- A.
Remove obstuctions from the vent
- B.
Allow air to circulate within the tank
- C.
Connect the vent line to an outside air supply
- D.
Allow the tank to breathe properly and keeps the vent unobstructed
Correct Answer
D. Allow the tank to breathe properly and keeps the vent unobstructedExplanation
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- 3.
For safe dispersal of fuel vapors, how many feet must an automotive fuel storage tank vent pipe placed next to a building extend above the roof line?
- A.
4
- B.
3
- C.
2
- D.
1
Correct Answer
C. 2Explanation
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- 4.
What type of gauging device is normally used to manually gauge service station tanks, and what are the increments of measurements used on this gauging device?
- A.
Stick gauge; 1/16th inch
- B.
Tape and bob; 1/16th inch
- C.
Stick gauge; 1/8 inch
- D.
Tape and bob; 1/8 inch
Correct Answer
C. Stick gauge; 1/8 inchExplanation
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- 5.
What type of valve is found on the suction line in the self-contained storage tank?
- A.
Foot
- B.
Check
- C.
Pressure relief
- D.
Hydraulic pressure
Correct Answer
A. FootExplanation
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- 6.
What type of dispensing unit has two meters, but only one pump contained within its housing?
- A.
Single dispensing, single product
- B.
Dual dispensing, single product
- C.
Single dispensing, dual product
- D.
Dual dispensing, dual product
Correct Answer
B. Dual dispensing, single productExplanation
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- 7.
What is the difference between the motors used in the self-contained single dispensing and dual dispensing units?
- A.
Single dispensing motors have direct drive
- B.
Single dispensing motors use lower voltage
- C.
Dual dispensing motors have a higher flow rate
- D.
Dual dispensing motors have a higher horsepower rating
Correct Answer
D. Dual dispensing motors have a higher horsepower ratingExplanation
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- 8.
Which service station pumping system has a higher delivery rate?
- A.
Submerged pump
- B.
Suction pump
- C.
Dual dispensing, single product
- D.
Single dispensing, single product
Correct Answer
A. Submerged pumpExplanation
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- 9.
What type of valve does the National Fire Protection Association (NFPA) require to be installed in the supply line at the base of each individual dispensing device?
- A.
Foot
- B.
Check
- C.
Hydraulic control
- D.
Emergency shutoff
Correct Answer
D. Emergency shutoffExplanation
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- 10.
How many slectable fuel product pumps does each master vehicle identification reader (MVIR) have the capacity to control?
- A.
2
- B.
4
- C.
6
- D.
8
Correct Answer
D. 8Explanation
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- 11.
How many fuel dispensing pumps will one master vehicle identification reader (MVIR) and a maximum of eight satellite vehicle identification readers (SVIR) control?
- A.
60
- B.
72
- C.
96
- D.
108
Correct Answer
B. 72Explanation
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- 12.
How many times can the memory chip in the vehicle identification link (VIL) be encoded or revised by fuels management?
- A.
1,000
- B.
5,000
- C.
10,000
- D.
15,000
Correct Answer
C. 10,000Explanation
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- 13.
When receiving fuel at the service station, the quantity shown as shipped will be accepted as the quantity received provided
- A.
The seals show evidence of tampering
- B.
The capacity markers show evidence of tampering
- C.
The seal numbers agree with those annotated on the shipping document
- D.
A visual examination of a sample of the product does not indicate it to be the product ordered
Correct Answer
C. The seal numbers agree with those annotated on the shipping documentExplanation
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- 14.
The visual sample is obtained on a motor gasoline (MOGAS) transporter with no access to sampling hatches approximately
- A.
1 minute after the line fill has been displaced
- B.
2 minutes after the line fill has been displaced
- C.
1 minute before the line fill has been displaced
- D.
2 minutes before the line fill has been displaced
Correct Answer
A. 1 minute after the line fill has been displacedExplanation
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- 15.
Who must be notified for product disposition if excessive contamination is detected in motor gasoline (MOGAS) and diesel fuel receipts?
- A.
Appropriate quality assurance representative (QAR)
- B.
Company who shipped the product
- C.
Base fuels laboratory personnel
- D.
Area laboratory personnel
Correct Answer
A. Appropriate quality assurance representative (QAR)Explanation
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- 16.
What is the maximum time interval permitted by a vehicle identification reader (VIR) in which to make a pump selection?
- A.
399 seconds
- B.
699 seconds
- C.
999 seconds
- D.
1,299 seconds
Correct Answer
C. 999 secondsExplanation
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- 17.
Which component records all of the transaction data for a service station issue?
- A.
Pedestal
- B.
Vehicle identification link (VIL)
- C.
Master vehicle identification reader (MVIR)
- D.
Satellite vehicle identification reader (SVIR)
Correct Answer
C. Master vehicle identification reader (MVIR)Explanation
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- 18.
What mesh screen is used in the type III hydrant system receiving strainer?
- A.
20
- B.
40
- C.
60
- D.
80
Correct Answer
C. 60Explanation
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- 19.
On the type III hydrant system, which filter separator control valve function will prevent the elements from bursting and allowing contaminated fuel downstream?
- A.
Check valve
- B.
Flow control
- C.
Water slug valve
- D.
Maximum differential pressure shutoff
Correct Answer
D. Maximum differential pressure shutoffExplanation
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- 20.
On the type III hydrant system, what will make the automatic bypass valve open and let fuel bypass the filter separator when receiving fuel by cross-country pipeline?
- A.
Differential pressure (DP) of 20 pounds per square inch (psi) sensed across the receiving filter separator
- B.
System pressure when manual valves ar used to route flow around the vessel
- C.
System pressure when it exceeds the maximum vessel operating pressure
- D.
DP of 30 sensed by the DP switch
Correct Answer
A. Differential pressure (DP) of 20 pounds per square inch (psi) sensed across the receiving filter separatorExplanation
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- 21.
On the type III hydrant system, the ball float assembly for the high-level shutoff valve is located on an aboveground operating storage tank on the
- A.
Top of the tank in the float well
- B.
Top of the tank in the gauging well
- C.
Interior of the tank at the required shut-off height
- D.
Exterior of the tank at the required shut-off height
Correct Answer
D. Exterior of the tank at the required shut-off heightExplanation
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- 22.
If the tank outlet manual valve on the type III hydrant system is open during an emergency stop situation, the
- A.
Horn will sound
- B.
Valve will close automatically
- C.
Upstream butterfly valve will close
- D.
Downstream butterfly valve will close
Correct Answer
A. Horn will soundExplanation
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- 23.
When the product recovery tank on the type III hydrant system is 70 percent full, the
- A.
Float assembly closes the inlet valve
- B.
Switch assembly automatically turns the pump on
- C.
Float assembly closes the high-level shut-off valve
- D.
Switch assembly senses an emergency condition and shuts down the system
Correct Answer
B. Switch assembly automatically turns the pump onExplanation
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- 24.
How long will the fueling pumps on the type III hydrant system operate if the control circuit is not closed, and what component closes the circuit?
- A.
5 seconds; solenoid
- B.
5 seconds; flow switch
- C.
10 seconds; solenoid
- D.
10 seconds; flow switch
Correct Answer
B. 5 seconds; flow switchExplanation
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- 25.
To what component is the differential pressure transmitter on the type III hydrant system connected?
- A.
Venturi
- B.
Flow switch
- C.
Orifice plate
- D.
Filter separator
Correct Answer
A. VenturiExplanation
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- 26.
Where does the type III hydrant system pressure indicator transmitter sense atmospheric pressure?
- A.
Issue line
- B.
Return line
- C.
Issue venturi
- D.
Return venturi
Correct Answer
A. Issue lineExplanation
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- 27.
How many differential pressure transmitters are installed on the issue line of the type III hydrant system with a refueling capability of more than 2,400 gallons per minute (gpm)?
- A.
Two
- B.
Four
- C.
Six
- D.
Eight
Correct Answer
B. FourExplanation
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- 28.
On the type III hydrant system, what size is the hydrant control valve that is designed for a flow rate of 600 gallons per minute (gpm)?
- A.
4 inches
- B.
6 inches
- C.
8 inches
- D.
10 inches
Correct Answer
A. 4 inchesExplanation
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- 29.
The back-pressure control valve in the type III hydrant system will close at what hydrant loop flow rate?
- A.
130 gallons per minute (gpm)
- B.
300 gpm
- C.
600 gpm
- D.
700 gpm
Correct Answer
C. 600 gpmExplanation
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- 30.
On the type III hydrant system, how many differntual pressure transmitters are connected to the 4-inch return venturi tube?
- A.
Two
- B.
Four
- C.
Six
- D.
Eight
Correct Answer
B. FourExplanation
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- 31.
What type III hydrant system component is flush-mounted on the end wall of the pump control panel, is completely solid-state with no moving parts, and indicates an emergency is occuring?
- A.
Resonating horn
- B.
High-level alarm
- C.
Alarm annunciator
- D.
Low-level indicator alarm
Correct Answer
C. Alarm annunciatorExplanation
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- 32.
Which condition will cause the vibrating horn to sound on the type III hydrant system?
- A.
System engine generator default
- B.
For refueling pumps running at the same time
- C.
Manual valve closed on the product recovery tank
- D.
Hydrant servicing vehicle flow control valve inoperative
Correct Answer
A. System engine generator defaultExplanation
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- 33.
The purpose of the lock-out key used on the type III hydrant system is to
- A.
Switch the system off for maintenance
- B.
Prevent a certain fueling pump from starting
- C.
Transfer control from one microprocessor to the other
- D.
Keep the back pressure control valve from relieving pressure
Correct Answer
C. Transfer control from one microprocessor to the otherExplanation
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- 34.
How many days (minimum) can the battery in the type III hydrant system maintain the microprocessor's memory?
- A.
10
- B.
20
- C.
30
- D.
40
Correct Answer
C. 30Explanation
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- 35.
On the type III hydrant system, the light emitting diode (LED) in the battery backup system in each microprocessor will indicate a problem at least how many days in advance before the battey becomes weak enough to jeopardize the integrity of the memory?
- A.
1
- B.
3
- C.
5
- D.
7
Correct Answer
B. 3Explanation
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- 36.
What is the rated capacity of the pumps on the type IV hydrant system?
- A.
300 gallons per minute (gpm)
- B.
600 gpm
- C.
900 gpm
- D.
1,200 gpm
Correct Answer
B. 600 gpmExplanation
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- 37.
When using the type IV hydrant system, how many aircraft (depending on the type) can be hot refueled simultaneously in about 8 to 12 minutes?
- A.
One
- B.
Two
- C.
Three
- D.
Four
Correct Answer
B. TwoExplanation
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- 38.
How many tanks are used with the type IV hydrant system and how many gallons will each hold?
- A.
Two; 10,000
- B.
Four; 10,000
- C.
Two; 50,000
- D.
Four; 50,000
Correct Answer
D. Four; 50,000Explanation
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- 39.
On the type IV hydrant system, how is fuel prevented from spilling onto the "hot pad" should a hose separate from the nozzle during a hot refueling operation?
- A.
A dry break coupler located inside the hose will close automatically
- B.
The flow switch will sense a sudden surge in fuel flow, shutting down the pumps
- C.
The pressure switch will sense a sudden drop in pressure, shutting down the pumps
- D.
The fusible link melts and falls out, causing the spring-loaded "butterfly" part of the valve to close
Correct Answer
A. A dry break coupler located inside the hose will close automaticallyExplanation
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- 40.
Since the type V hydrant system is not required to be manned when it is being operated, inspections are performed every
- A.
Hour
- B.
2 hour
- C.
3 hours
- D.
4 hours
Correct Answer
C. 3 hoursExplanation
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- 41.
On the type V hydrant system, what size (in inches) are the stainless steel pantographs installed inside the hardened shelters?
- A.
3
- B.
4
- C.
5
- D.
6
Correct Answer
A. 3Explanation
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- 42.
Who should be contacted if the DD Form 250, Bill of Lading, or contractor delivery ticket is not available upon arrival of a tank truck?
- A.
Quality assurance representative (QAR)
- B.
Defense energy support center (DESC)
- C.
Air Force Petroleum Agency (AFPET)
- D.
Major command (MAJCOM)
Correct Answer
A. Quality assurance representative (QAR)Explanation
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- 43.
During receipt operations, danger signs should be placed how far in fron and to the rear of a tank truck when offloading in an unsecure area?
- A.
25 feet to the front and to the rear
- B.
25 feet ot the front, 50 feet to the rear
- C.
50 feet to the front and to the rear
- D.
50 feet to the front, 100 feet to the rear
Correct Answer
C. 50 feet to the front and to the rearExplanation
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- 44.
The AF Form 1231 is prepared to cover the 24-hour duty day that runs from
- A.
2400 to 2400
- B.
0600 to 0600
- C.
0800 to 0800
- D.
0900 to 0900
Correct Answer
A. 2400 to 2400Explanation
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- 45.
An entry is required in columns B (STICK/METER BEFORE) and C (STICK/METER AFTER) on the AF Form 1231 for products received by tank car or tank truck when
- A.
A discrepancy exists that requires gauging
- B.
The fuel is received from different sources
- C.
More than two tank car/trucks are received at the same time
- D.
A written agreement between the contractor and fuels office is on file
Correct Answer
A. A discrepancy exists that requires gaugingExplanation
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- 46.
An entry is required in columns J (TIME IN), and K (TIME OUT) on the AF Form 1231 for products received by
- A.
Pipeline
- B.
Tank truck
- C.
Tanker/barge
- D.
Shipment from another AF base
Correct Answer
B. Tank truckExplanation
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- 47.
On the type III hydrant system, at what pressure will the control system start the lead pump when the system is in the automatic mode in an idle condition?
- A.
60 pounds per square inch (psi)
- B.
75 psi
- C.
130 psi
- D.
145 psi
Correct Answer
A. 60 pounds per square inch (psi)Explanation
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- 48.
What two valves on the type III hydrant system bleed the pressure down to 75 pounds per square inch (psi) when the lead pump stops?
- A.
Bypass and defuel/flush
- B.
Bypass and pressure control
- C.
Pressure control and defuel/flush
- D.
Pressure control and hydrant control
Correct Answer
C. Pressure control and defuel/flushExplanation
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- 49.
What will happen if the return venturi on the type III hydrant system senses a flow rate of 700 gallons per minute (gpm) for a continuous interval of 15 seconds when fuel is being pumped at a flow rate of 1,200 gpm?
- A.
One pump will stop
- B.
One pump will start
- C.
Two pumps will stop
- D.
Two pumps will start
Correct Answer
A. One pump will stopExplanation
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- 50.
During type IV hydrant system operations, who is responsible for positioning the aircraft on the "hot pad"?
- A.
Fuels operator
- B.
Operations supervisor
- C.
Hot refueling crewman
- D.
Hot refueling supervisor
Correct Answer
D. Hot refueling supervisorExplanation
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Mar 20, 2023Quiz Edited by
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Dec 11, 2008Quiz Created by
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