Postal Automotive Technician Verified Multiple Choice and
Conceptual Actual Emended Exam Questions With Reviewed
100% Correct Detailed Answers
Guaranteed Pass!!Current Update
1. What sound level can damage hearing according to experts?
-ANSWER Sound at or above 85 decibels can damage hearing.
2. What is the decibel range of ½" pneumatic impacts?
- ANSWER 89 - 96 decibels.
3. What must be done if there is a defect in a hoist?
- ANSWER The lift must be locked out and repaired by a certified
lift company.
4. What safety issue can arise from using nitrile gloves?
- ANSWER Nitrile gloves can catch on rotating components, causing
hand or wrist damage.
5. What can happen to oily rags that are compressed?
- ANSWER They can heat up and result in a fire.
6. What are the risks associated with carbon monoxide (CO) emissions from
engines?
- ANSWER CO is an odorless, tasteless, and colorless gas that can
be deadly even in small doses.
7. What type of work boots are required for safety?
- ANSWER CSA Green triangle patch steel toe work boots, which
provide steel toe and sole puncture protection.
8. What type of lenses are approved for safety in automotive work?
- ANSWER CSA approved lenses.
9. What is needed to protect a technician's face from dislodged wires?
- ANSWER A full-face shield.
10.What can airborne friction fibers cause?
, - ANSWER Lung damage.
11.How should the steady rest be set in relation to the abrasive surface?
- ANSWER Set to ½ of the work material's thickness away from the
abrasive surface.
12.What stance promotes stability when working with abrasive materials?
- ANSWER A stance that allows for stability in case the work slips or
is grabbed by the abrasive.
13.What are oxidizing gases, liquids, or solids?
- ANSWER They are materials that can support combustion and
pose safety risks.
14.What is the most important safety device when working with vehicles?
- ANSWER An axle stand, although wheel chocks are also
important.
15.What should be done if an axle stand is damaged?
- ANSWER Replace the axle stand right away.
16.What safety measure should be taken regarding tool boxes?
- ANSWER Heavy objects should be placed in the lower drawers for
stability to prevent tipping.
17.What happens when acetylene flows above 103.4 kPa (15 psi)?
- ANSWER It becomes unstable and can explode.
18.What should be closed first when shutting down an acetylene torch?
- ANSWER The oxygen valve on the handle.
19.What is required to safety test high voltage hybrid and EV circuits?
- ANSWER A CAT 3 digital multimeter (D.M.M.) rated for 1000
volts.
20.What indicates that an abrasive stone is cracked?
- ANSWER A dull thud when tapped lightly indicates the stone is
cracked.
21.What does routine maintenance of compressors primarily deal with?
- ANSWER Compressor lubrication and moisture removal.
22.What can high-pressure air cause if it punctures the skin?
, - ANSWER It can cause an air bubble to enter the bloodstream and
potentially reach the heart.
23.What does each turn of the thimble in a micrometer equal?
- ANSWER 5mm of gap increase.
24.What is the measurement range capability of an imperial micrometer?
- ANSWER An imperial micrometer can only measure a range of 1"
accurately.
25.What does a Vernier micrometer add for accuracy?
- ANSWER It adds a Vernier scale on the sleeve to allow for
accuracy to one tenth of a thousandth.
26.What should be done if a gauge is defective?
- ANSWER The gauge needs to be replaced.
27.What is the maximum reading of a fuel pressure gauge?
- ANSWER 861 - 1034 kPa (125 - 150 psi).
28.What is the range of most gasoline engine compression testers?
- ANSWER 0 - 2100 kPa (0 -300 psi).
29. What should be done if a tool needs testing and recalibration?
- ANSWER Send the tool out for testing and recalibration.
30. What should be done if a micrometer is undamaged and operates smoothly?
- ANSWER Recalibrate and continue to use it carefully.
31. What is similar in tensile strength between a grade 10 metric fastener and a
grade 8 imperial fastener?
- ANSWER They are similar in tensile strength.
32. What does the number 9 represent in a fastener's grade?
- ANSWER The yield point of the fastener in percentage compared to the
tensile strength rating.
33. What is the diameter and length of the fastener described in note 51?
, - ANSWER 10 mm in diameter, 30 mm in length with 1.75 threads/mm.
What are the dimensions of the fastener in note 52?
- ANSWER 3/8" in diameter x 3.00" long and 24 threads/inch.
How can you determine if a fastener has been stretched?
- ANSWER Place the fastener against a straight edge or machinist rule; if the
threads do not touch in the middle, it has been stretched and should not be
reused.
What should be done before removing battery charger cables?
- ANSWER All battery chargers must be switched off to prevent voltage spikes
and arcing.
What is the primary consideration when attempting to lift any component?
- ANSWER To stay within the lift's weight capacity.
What is the risk of hydraulic hoses that are seeping?
- ANSWER They can fail at any moment, causing personal injury or worse.
What is the best option for a vehicle lift if available?
A drive-on hoist is the best option.
What should be done if the vehicle lift points are damaged by excessive rust?
The customer should be informed about the safety of their vehicle prior to having
repair work completed.
What can happen if loads are insecure while a vehicle is in the air?
Insecure loads can shift, causing the vehicle to fall from the hoist.
What is the downside of a chain fall?
The lack of motion available opposite to the overhead rail.
What does the consumer protection act mandate regarding repair estimates?
Conceptual Actual Emended Exam Questions With Reviewed
100% Correct Detailed Answers
Guaranteed Pass!!Current Update
1. What sound level can damage hearing according to experts?
-ANSWER Sound at or above 85 decibels can damage hearing.
2. What is the decibel range of ½" pneumatic impacts?
- ANSWER 89 - 96 decibels.
3. What must be done if there is a defect in a hoist?
- ANSWER The lift must be locked out and repaired by a certified
lift company.
4. What safety issue can arise from using nitrile gloves?
- ANSWER Nitrile gloves can catch on rotating components, causing
hand or wrist damage.
5. What can happen to oily rags that are compressed?
- ANSWER They can heat up and result in a fire.
6. What are the risks associated with carbon monoxide (CO) emissions from
engines?
- ANSWER CO is an odorless, tasteless, and colorless gas that can
be deadly even in small doses.
7. What type of work boots are required for safety?
- ANSWER CSA Green triangle patch steel toe work boots, which
provide steel toe and sole puncture protection.
8. What type of lenses are approved for safety in automotive work?
- ANSWER CSA approved lenses.
9. What is needed to protect a technician's face from dislodged wires?
- ANSWER A full-face shield.
10.What can airborne friction fibers cause?
, - ANSWER Lung damage.
11.How should the steady rest be set in relation to the abrasive surface?
- ANSWER Set to ½ of the work material's thickness away from the
abrasive surface.
12.What stance promotes stability when working with abrasive materials?
- ANSWER A stance that allows for stability in case the work slips or
is grabbed by the abrasive.
13.What are oxidizing gases, liquids, or solids?
- ANSWER They are materials that can support combustion and
pose safety risks.
14.What is the most important safety device when working with vehicles?
- ANSWER An axle stand, although wheel chocks are also
important.
15.What should be done if an axle stand is damaged?
- ANSWER Replace the axle stand right away.
16.What safety measure should be taken regarding tool boxes?
- ANSWER Heavy objects should be placed in the lower drawers for
stability to prevent tipping.
17.What happens when acetylene flows above 103.4 kPa (15 psi)?
- ANSWER It becomes unstable and can explode.
18.What should be closed first when shutting down an acetylene torch?
- ANSWER The oxygen valve on the handle.
19.What is required to safety test high voltage hybrid and EV circuits?
- ANSWER A CAT 3 digital multimeter (D.M.M.) rated for 1000
volts.
20.What indicates that an abrasive stone is cracked?
- ANSWER A dull thud when tapped lightly indicates the stone is
cracked.
21.What does routine maintenance of compressors primarily deal with?
- ANSWER Compressor lubrication and moisture removal.
22.What can high-pressure air cause if it punctures the skin?
, - ANSWER It can cause an air bubble to enter the bloodstream and
potentially reach the heart.
23.What does each turn of the thimble in a micrometer equal?
- ANSWER 5mm of gap increase.
24.What is the measurement range capability of an imperial micrometer?
- ANSWER An imperial micrometer can only measure a range of 1"
accurately.
25.What does a Vernier micrometer add for accuracy?
- ANSWER It adds a Vernier scale on the sleeve to allow for
accuracy to one tenth of a thousandth.
26.What should be done if a gauge is defective?
- ANSWER The gauge needs to be replaced.
27.What is the maximum reading of a fuel pressure gauge?
- ANSWER 861 - 1034 kPa (125 - 150 psi).
28.What is the range of most gasoline engine compression testers?
- ANSWER 0 - 2100 kPa (0 -300 psi).
29. What should be done if a tool needs testing and recalibration?
- ANSWER Send the tool out for testing and recalibration.
30. What should be done if a micrometer is undamaged and operates smoothly?
- ANSWER Recalibrate and continue to use it carefully.
31. What is similar in tensile strength between a grade 10 metric fastener and a
grade 8 imperial fastener?
- ANSWER They are similar in tensile strength.
32. What does the number 9 represent in a fastener's grade?
- ANSWER The yield point of the fastener in percentage compared to the
tensile strength rating.
33. What is the diameter and length of the fastener described in note 51?
, - ANSWER 10 mm in diameter, 30 mm in length with 1.75 threads/mm.
What are the dimensions of the fastener in note 52?
- ANSWER 3/8" in diameter x 3.00" long and 24 threads/inch.
How can you determine if a fastener has been stretched?
- ANSWER Place the fastener against a straight edge or machinist rule; if the
threads do not touch in the middle, it has been stretched and should not be
reused.
What should be done before removing battery charger cables?
- ANSWER All battery chargers must be switched off to prevent voltage spikes
and arcing.
What is the primary consideration when attempting to lift any component?
- ANSWER To stay within the lift's weight capacity.
What is the risk of hydraulic hoses that are seeping?
- ANSWER They can fail at any moment, causing personal injury or worse.
What is the best option for a vehicle lift if available?
A drive-on hoist is the best option.
What should be done if the vehicle lift points are damaged by excessive rust?
The customer should be informed about the safety of their vehicle prior to having
repair work completed.
What can happen if loads are insecure while a vehicle is in the air?
Insecure loads can shift, causing the vehicle to fall from the hoist.
What is the downside of a chain fall?
The lack of motion available opposite to the overhead rail.
What does the consumer protection act mandate regarding repair estimates?
