SECTION 1: COMMERCIAL TEST
QUESTIONS AND ANSWERS
1. The safest method for using in-vehicle communications equipment is: - ans-
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pull off the road in safe, legal place to use the equipment
sd sd sd sd sd sd sd sd sd sd sd
2. which of these systems should receive extra attention during a winter weather inspection
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? - ans-exhaust
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3. a good indication that ice is forming on the road way when: - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
your outside mirrors have ice on them
sd sd sd sd sd sd
4. when confronted by an aggressive driver the very first thing you should do is - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
make every attempt to get out of their way
sd sd sd sd sd sd sd sd
5. which of these happens when fire blows out at highway speeds - ans-a vibrating feeling
sd sd sd sd sd sd sd sd sd sd sd sd sdsd sd sd
6. which of these statements is true about read drive wheel braking skids - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
trailer can push the towing vehicle sideways
sd sd sd sd sd sd
7. drivers of trucks and truck tractors with cargo mush check that the cargo is well secured
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within the first _ miles do a trip - ans-50
sd sd sd sd sd sd sd sd sdsd
8. the one reason that dry bulk tanks require special care is - ans-the load can shift
sd sd sd sd sd sd sd sd sd sd sd sd sdsd sd sd sd
9. if you do not have a CB radio what is the first thing you should do at a collision scene -
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
ans-protect the area
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10. which of the following statements about driving in fog is true - ans-
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assume that the fog will become thicker after you enter it
sd sd sd sd sd sd sd sd sd sd
11. stab braking shoukd not be used on vehicles with - ans-anti lock brakes
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12. you nah get hung up on a railroad track when - ans-the tracks have a steep approach
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13. which of these is a good thing to remember when crossing or entering traffic with heavy
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vehicle - ans-heavy vehicles need larger gaps in traffic than cars
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,14. when you are passing another vehicle pedestrian or bicyclist you should assume that th
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ey - ans-may move into your traffic lane
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15. which statement is true - ans-
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many heavy vehicle collisions occur between mid night and 6AM
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16. an anti lock breaking system is - ans-an addition to your normal brakes
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17. which of these statements is true about notifying authorities after a collision occurs -
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ans-
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if you have a CB radio or a cellular phone use it to notify police before exiting your vehicle
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18. which of the following is not characteristic of a front tire failure - ans-vehicle fishtails
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19. the amount of brake pressure you need to stop your vehicle depends on - ans-
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the vehicles speed and how quickly you want to stop
sd sd sd sd sd sd sd sd sd
20. it takes a typical tractor trailer at least _ seconds to clear a single track railroad highway
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
grade crossing - ans-14 sd sd sdsd
21. when driving on a snow packed road you should reduce your speed by at least - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
1/2
22. which of these statements is true about an inspection or suspection components - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
axle mounts should be checked where they are secured on the vehicle frame and axle
sd sd sd sd sd sd sd sd sd sd sd sd sd sd
23. in rear tire failure dual rear tires eill - ans-usually prevent fishtail
sd sd sd sd sd sd sd sd sd sdsd sd sd
24. when confronted by an aggressive driver the first thing you should do is - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
make any attempt to get out to their way
sd sd sd sd sd sd sd sd
25. after starting the engine the - ans-
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coolants temperature gauge should begin a gradual rise to normal
sd sd sd sd sd sd sd sd sd
26. when do strong winds affect driving the most - ans-when exiting tunnels
sd sd sd sd sd sd sd sd sd sdsd sd sd
27. having antilock brakes on only the tractor will - ans-
sd sd sd sd sd sd sd sd sd sdsd
give you more control over the vehicle when braking
sd sd sd sd sd sd sd sd
28. drivers if trucks and truck tractors with cargo must check that the cargo is well secured
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
with the first _miles - ans-50
sd sd sd sd sdsd
29. escape ramps - ans-
sd sd sd sdsd
should be used by any driver who loses braking power on a vehicle
sd sd sd sd sd sd sd sd sd sd sd sd
, 30. if the antilock braking system is not working you should - ans-
sd sd sd sd sd sd sd sd sd sd sd sdsd
drive normally but get the system serviced soon
sd sd sd sd sd sd sd
31. what should you do before driving in the mountains - ans-
sd sd sd sd sd sd sd sd sd sd sdsd
know that escape ramp locations on your route
sd sd sd sd sd sd sd
32. when driving in cold weather your tire tread should - ans-
sd sd sd sd sd sd sd sd sd sd sdsd
provide enough traction to steer and push the vehicle through snow
sd sd sd sd sd sd sd sd sd sd
33. break fade can be - ans-caused by the brakes getting very hot
sd sd sd sd sd sdsd sd sd sd sd sd sd
34. you are checking your steering and exhaust systems in a pre trip inspection which of th
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
ese problems should be - ans-fixed before the vehicle is driven
sd sd sd sd sdsd sd sd sd sd sd
35. which of these statements is true about brakes - ans-
sd sd sd sd sd sd sd sd sd sdsd
brakes absorb more heat to stop heavier vehicles
sd sd sd sd sd sd sd
36. bridge formulas permit - ans-
sd sd sd sd sdsd
less maximum axle weight for axels that are close together
sd sd sd sd sd sd sd sd sd
37. which of these statements is true about causes of vehicle fires - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sdsd
poor trailer ventilation can cause flammable cargo to catch on fire
sd sd sd sd sd sd sd sd sd sd
38. truck escape ramps - ans-help avoid damage to vehicles
sd sd sd sd sdsd sd sd sd sd
39. which of these is true about hours of service - ans-
sd sd sd sd sd sd sd sd sd sd sdsd
you should balance your hours of service with enough sleep to keep you alert
sd sd sd sd sd sd sd sd sd sd sd sd sd
40.which of the following id true about preventing fatigue on a long trip - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
stop periodically for test and exercise
sd sd sd sd sd
41) Hydroplanning - ans-is more likely it tire pressure is low
sd sd sdsd sd sd sd sd sd sd sd
42. is high it these statements is true about cargo loading - ans-
sd sd sd sd sd sd sd sd sd sd sd sdsd
state laws dictate legal weight limits
sd sd sd sd sd
43. which of these items is not checked in a pre trip inspection - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
amount of fuel in the vehicle sd sd sd sd sd
44. the commercial driver handbook suggests several things to do when you pass a vehicle
sd sd sd sd sd sd sd sd sd sd sd sd sd sd s
which of these is not one of them - ans-assume the other driver does not see you
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45. you can see this sign on a vehicle ahead of you what does the sign mean? - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
slow moving vehicle
sd sd
QUESTIONS AND ANSWERS
1. The safest method for using in-vehicle communications equipment is: - ans-
sd sd sd sd sd sd sd sd sd sd sdsd
pull off the road in safe, legal place to use the equipment
sd sd sd sd sd sd sd sd sd sd sd
2. which of these systems should receive extra attention during a winter weather inspection
sd sd sd sd sd sd sd sd sd sd sd sd sd
? - ans-exhaust
sd sdsd
3. a good indication that ice is forming on the road way when: - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
your outside mirrors have ice on them
sd sd sd sd sd sd
4. when confronted by an aggressive driver the very first thing you should do is - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
make every attempt to get out of their way
sd sd sd sd sd sd sd sd
5. which of these happens when fire blows out at highway speeds - ans-a vibrating feeling
sd sd sd sd sd sd sd sd sd sd sd sd sdsd sd sd
6. which of these statements is true about read drive wheel braking skids - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
trailer can push the towing vehicle sideways
sd sd sd sd sd sd
7. drivers of trucks and truck tractors with cargo mush check that the cargo is well secured
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
within the first _ miles do a trip - ans-50
sd sd sd sd sd sd sd sd sdsd
8. the one reason that dry bulk tanks require special care is - ans-the load can shift
sd sd sd sd sd sd sd sd sd sd sd sd sdsd sd sd sd
9. if you do not have a CB radio what is the first thing you should do at a collision scene -
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
ans-protect the area
sdsd sd sd
10. which of the following statements about driving in fog is true - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sdsd
assume that the fog will become thicker after you enter it
sd sd sd sd sd sd sd sd sd sd
11. stab braking shoukd not be used on vehicles with - ans-anti lock brakes
sd sd sd sd sd sd sd sd sd sd sdsd sd sd
12. you nah get hung up on a railroad track when - ans-the tracks have a steep approach
sd sd sd sd sd sd sd sd sd sd sd sdsd sd sd sd sd sd
13. which of these is a good thing to remember when crossing or entering traffic with heavy
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
vehicle - ans-heavy vehicles need larger gaps in traffic than cars
sd sdsd sd sd sd sd sd sd sd sd
,14. when you are passing another vehicle pedestrian or bicyclist you should assume that th
sd sd sd sd sd sd sd sd sd sd sd sd sd sd
ey - ans-may move into your traffic lane
sd sdsd sd sd sd sd sd
15. which statement is true - ans-
sd sd sd sd sd sdsd
many heavy vehicle collisions occur between mid night and 6AM
sd sd sd sd sd sd sd sd sd
16. an anti lock breaking system is - ans-an addition to your normal brakes
sd sd sd sd sd sd sd sdsd sd sd sd sd sd
17. which of these statements is true about notifying authorities after a collision occurs -
sd sd sd sd sd sd sd sd sd sd sd sd sd sd
ans-
sdsd
if you have a CB radio or a cellular phone use it to notify police before exiting your vehicle
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
18. which of the following is not characteristic of a front tire failure - ans-vehicle fishtails
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd sd
19. the amount of brake pressure you need to stop your vehicle depends on - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
the vehicles speed and how quickly you want to stop
sd sd sd sd sd sd sd sd sd
20. it takes a typical tractor trailer at least _ seconds to clear a single track railroad highway
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
grade crossing - ans-14 sd sd sdsd
21. when driving on a snow packed road you should reduce your speed by at least - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
1/2
22. which of these statements is true about an inspection or suspection components - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
axle mounts should be checked where they are secured on the vehicle frame and axle
sd sd sd sd sd sd sd sd sd sd sd sd sd sd
23. in rear tire failure dual rear tires eill - ans-usually prevent fishtail
sd sd sd sd sd sd sd sd sd sdsd sd sd
24. when confronted by an aggressive driver the first thing you should do is - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
make any attempt to get out to their way
sd sd sd sd sd sd sd sd
25. after starting the engine the - ans-
sd sd sd sd sd sd sdsd
coolants temperature gauge should begin a gradual rise to normal
sd sd sd sd sd sd sd sd sd
26. when do strong winds affect driving the most - ans-when exiting tunnels
sd sd sd sd sd sd sd sd sd sdsd sd sd
27. having antilock brakes on only the tractor will - ans-
sd sd sd sd sd sd sd sd sd sdsd
give you more control over the vehicle when braking
sd sd sd sd sd sd sd sd
28. drivers if trucks and truck tractors with cargo must check that the cargo is well secured
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
with the first _miles - ans-50
sd sd sd sd sdsd
29. escape ramps - ans-
sd sd sd sdsd
should be used by any driver who loses braking power on a vehicle
sd sd sd sd sd sd sd sd sd sd sd sd
, 30. if the antilock braking system is not working you should - ans-
sd sd sd sd sd sd sd sd sd sd sd sdsd
drive normally but get the system serviced soon
sd sd sd sd sd sd sd
31. what should you do before driving in the mountains - ans-
sd sd sd sd sd sd sd sd sd sd sdsd
know that escape ramp locations on your route
sd sd sd sd sd sd sd
32. when driving in cold weather your tire tread should - ans-
sd sd sd sd sd sd sd sd sd sd sdsd
provide enough traction to steer and push the vehicle through snow
sd sd sd sd sd sd sd sd sd sd
33. break fade can be - ans-caused by the brakes getting very hot
sd sd sd sd sd sdsd sd sd sd sd sd sd
34. you are checking your steering and exhaust systems in a pre trip inspection which of th
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
ese problems should be - ans-fixed before the vehicle is driven
sd sd sd sd sdsd sd sd sd sd sd
35. which of these statements is true about brakes - ans-
sd sd sd sd sd sd sd sd sd sdsd
brakes absorb more heat to stop heavier vehicles
sd sd sd sd sd sd sd
36. bridge formulas permit - ans-
sd sd sd sd sdsd
less maximum axle weight for axels that are close together
sd sd sd sd sd sd sd sd sd
37. which of these statements is true about causes of vehicle fires - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sdsd
poor trailer ventilation can cause flammable cargo to catch on fire
sd sd sd sd sd sd sd sd sd sd
38. truck escape ramps - ans-help avoid damage to vehicles
sd sd sd sd sdsd sd sd sd sd
39. which of these is true about hours of service - ans-
sd sd sd sd sd sd sd sd sd sd sdsd
you should balance your hours of service with enough sleep to keep you alert
sd sd sd sd sd sd sd sd sd sd sd sd sd
40.which of the following id true about preventing fatigue on a long trip - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
stop periodically for test and exercise
sd sd sd sd sd
41) Hydroplanning - ans-is more likely it tire pressure is low
sd sd sdsd sd sd sd sd sd sd sd
42. is high it these statements is true about cargo loading - ans-
sd sd sd sd sd sd sd sd sd sd sd sdsd
state laws dictate legal weight limits
sd sd sd sd sd
43. which of these items is not checked in a pre trip inspection - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
amount of fuel in the vehicle sd sd sd sd sd
44. the commercial driver handbook suggests several things to do when you pass a vehicle
sd sd sd sd sd sd sd sd sd sd sd sd sd sd s
which of these is not one of them - ans-assume the other driver does not see you
d sd sd sd sd sd sd sd sd sdsd sd sd sd sd sd sd sd
45. you can see this sign on a vehicle ahead of you what does the sign mean? - ans-
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sdsd
slow moving vehicle
sd sd
