CETP Pre-Certification Review Test with Verified Answers
1. Propane has many ad- A. It burns slowly because of its low pump-octane
vantages as a fuel B. It is stationary and non-portable
source, including: C. It is a clean-burning, non-toxic fuel
D. It leaves a high-residue as it burns
2. If a service technician is A. Say nothing, gather up his or her tools and
asked to perform a task supplies, and quietly leave the site
that he or she is not ful- B. Attempt to perform the task to the best of his
ly trained or qualified for, or her abilities
the best action is to: C. Promise the customer that he or she will return
once trained.
D. Tell the customer that he or she cannot perform
the task, but will work on getting a technician who
can
3. Propane differs form bu- A. Propane vaporizes at temperatures above -44
tane in which of the fol- F; butane vaporizes above 32 F
lowing ways? B. A gallon of propane is heavier than a gallon of
butane
C. Propane has a lower vapor pressure than bu-
tane when the liquid us at the same temperature
D. When burned, propane produces more heat
than an equal amount of butane
4. Propane vapor is: A. Lighter than air
B. The same as air
C. Heavier than air.
D. The same as natural gas
5. Liquid propane is: A. Light than water
B. The same as water
C. Heavier than water
D. Stable in water
6. When room-temperature A. Contracts
propane is released into B. Vaporizes
the air, it immediately: C. Condenses
D. Freezes
1/9
, CETP Pre-Certification Review Test with Verified Answers
7. The term for the amount A. CFT
of heat needed to raise B. PHD
the temperature of one C. CPR
pound of water 1 F is D. BTU
called a :
8. While in a closed contain- A. Pressure
er, propane must be un- B. Heater
der while at room C. Ventilator
temperature to keep it in D. Equalizer
liquid form.
9. Gas warning agents A. Make the gas last longer
(odorants) are added to B. Make the gas detectable if it leaks into the air
propane to: C. Add a pleasant smell to the burning fuel
D. Make the has more reactive and cimbustible
10. Propane odorants are: A. Pleasant-smelling and barely detectable
B. Bitter-smelling and corrosive
C. Distinctive smelling and nontoxic
D. Non-burning and colorful
11. An effective way to pre- A. Open valves on containers in storage
vent odorant fade in new B. Purge containers and keep them pressurized
containers, or in those until installed
that have been open to C. Remove odorant from containers in use
the atmosphere is to: D. Increase the water content in contrainers
12. A customer calls in to re- A. Schedule an appointment for a technician to
port a strong smell of gas come and check it out
at the site. A proper re- B. Purchase a gas detector and monitor the read-
sponse for the employ- ings
ee to give the customer C> Ask the neighbors if they can also smell the
would be to: gas
D. Evacuate the structure and keep a safe dis-
tance away
13. The three ingredients A. Nitrogen, pressure, and heat
necessary for combus- B. Fuel, oxygen, and an ignition source
tion are:
2/9
1. Propane has many ad- A. It burns slowly because of its low pump-octane
vantages as a fuel B. It is stationary and non-portable
source, including: C. It is a clean-burning, non-toxic fuel
D. It leaves a high-residue as it burns
2. If a service technician is A. Say nothing, gather up his or her tools and
asked to perform a task supplies, and quietly leave the site
that he or she is not ful- B. Attempt to perform the task to the best of his
ly trained or qualified for, or her abilities
the best action is to: C. Promise the customer that he or she will return
once trained.
D. Tell the customer that he or she cannot perform
the task, but will work on getting a technician who
can
3. Propane differs form bu- A. Propane vaporizes at temperatures above -44
tane in which of the fol- F; butane vaporizes above 32 F
lowing ways? B. A gallon of propane is heavier than a gallon of
butane
C. Propane has a lower vapor pressure than bu-
tane when the liquid us at the same temperature
D. When burned, propane produces more heat
than an equal amount of butane
4. Propane vapor is: A. Lighter than air
B. The same as air
C. Heavier than air.
D. The same as natural gas
5. Liquid propane is: A. Light than water
B. The same as water
C. Heavier than water
D. Stable in water
6. When room-temperature A. Contracts
propane is released into B. Vaporizes
the air, it immediately: C. Condenses
D. Freezes
1/9
, CETP Pre-Certification Review Test with Verified Answers
7. The term for the amount A. CFT
of heat needed to raise B. PHD
the temperature of one C. CPR
pound of water 1 F is D. BTU
called a :
8. While in a closed contain- A. Pressure
er, propane must be un- B. Heater
der while at room C. Ventilator
temperature to keep it in D. Equalizer
liquid form.
9. Gas warning agents A. Make the gas last longer
(odorants) are added to B. Make the gas detectable if it leaks into the air
propane to: C. Add a pleasant smell to the burning fuel
D. Make the has more reactive and cimbustible
10. Propane odorants are: A. Pleasant-smelling and barely detectable
B. Bitter-smelling and corrosive
C. Distinctive smelling and nontoxic
D. Non-burning and colorful
11. An effective way to pre- A. Open valves on containers in storage
vent odorant fade in new B. Purge containers and keep them pressurized
containers, or in those until installed
that have been open to C. Remove odorant from containers in use
the atmosphere is to: D. Increase the water content in contrainers
12. A customer calls in to re- A. Schedule an appointment for a technician to
port a strong smell of gas come and check it out
at the site. A proper re- B. Purchase a gas detector and monitor the read-
sponse for the employ- ings
ee to give the customer C> Ask the neighbors if they can also smell the
would be to: gas
D. Evacuate the structure and keep a safe dis-
tance away
13. The three ingredients A. Nitrogen, pressure, and heat
necessary for combus- B. Fuel, oxygen, and an ignition source
tion are:
2/9
