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Commercial Driver’s License Test (CDL) EXAM WITH
COMPLETE 600 QUESTIONS AND CORRECT
DETAILED SOLUTIONS LATEST UPDATED VERSION
JUST RELEASED
Question: You are driving a new truck with a manual transmission. What gear will you probably
have to use to take a long downhill grade
a. A lower gear that you would use to climb the hill.
b. The same gear you would use to climb the hill.
c. A higher gear that you would use to climb the hill.
d. None: newer trucks can coast down hills. - ANSWER✔✔Correct Answer: A lower gear that
you would use to climb the hill.
Question: High beams should be:
a. Dimmed when you are within 100 feet of another vehicle.
b. Used whenever it is safe and legal to do so.
c. Turned on when an oncoming driver does not dim his or her lights.
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d. All of the above. - ANSWER✔✔Correct Answer: Used whenever it is safe and legal to do so.
Question: An en-route inspection should include checking: a. Cargo doors and / or cargo
securement.
b. Tire temperature.
c. Brake temperature.
d. All of the above. - ANSWER✔✔Correct Answer: All of the above.
Question: Which of these statements about backing a heavy vehicle is true?
a. Backing is always dangerous.
b. You should back and turn toward the driver's side whenever possible.
c. You should use a helper and communicate with hand signals.
d. All of the above are true. - ANSWER✔✔Correct Answer: Backing is always dangerous.
Question: When should you wear seat belts?
a. Only in states where it is required by law.
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b. Any time you are in a moving vehicle.
c. Only when engaged in interstate commerce.
d. Only when traveling on a highway. - ANSWER✔✔Correct Answer: Any time you are in a
moving vehicle.
The most common cause of serious vehicle skids is: a.
Question: The most common cause of serious vehicle skids is:
a. Driving too fast for road conditions.
b. Poorly designed roads.
c. Poorly adjusted brakes.
d. Poorly adjusted brakes. - ANSWER✔✔Correct Answer: Driving too fast for road conditions.
Question: If you are being tailgated, you should:
a. Signal the tailgater when it is safe to pass.
b. Speed up.
c. Flash your brake lights.
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d. Increase the space in front of you. - ANSWER✔✔Correct Answer: Increase the space in front
of you.
Question: The parking brake should be tested while the vehicle is:
a. Moving slowly.
b. Moving at highway speed.
c. Going downhill.
d. Parked - ANSWER✔✔Correct Answer: Parked
Question: A drivers trip log, if required:
a. May be brought up to date once a week.
b. Is also called a
c. Must be shown immediately when an officer requests it.
d. All of the above. - ANSWER✔✔Correct Answer: Must be shown immediately when an officer
requests it.
Commercial Driver’s License Test (CDL) EXAM WITH
COMPLETE 600 QUESTIONS AND CORRECT
DETAILED SOLUTIONS LATEST UPDATED VERSION
JUST RELEASED
Question: You are driving a new truck with a manual transmission. What gear will you probably
have to use to take a long downhill grade
a. A lower gear that you would use to climb the hill.
b. The same gear you would use to climb the hill.
c. A higher gear that you would use to climb the hill.
d. None: newer trucks can coast down hills. - ANSWER✔✔Correct Answer: A lower gear that
you would use to climb the hill.
Question: High beams should be:
a. Dimmed when you are within 100 feet of another vehicle.
b. Used whenever it is safe and legal to do so.
c. Turned on when an oncoming driver does not dim his or her lights.
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d. All of the above. - ANSWER✔✔Correct Answer: Used whenever it is safe and legal to do so.
Question: An en-route inspection should include checking: a. Cargo doors and / or cargo
securement.
b. Tire temperature.
c. Brake temperature.
d. All of the above. - ANSWER✔✔Correct Answer: All of the above.
Question: Which of these statements about backing a heavy vehicle is true?
a. Backing is always dangerous.
b. You should back and turn toward the driver's side whenever possible.
c. You should use a helper and communicate with hand signals.
d. All of the above are true. - ANSWER✔✔Correct Answer: Backing is always dangerous.
Question: When should you wear seat belts?
a. Only in states where it is required by law.
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b. Any time you are in a moving vehicle.
c. Only when engaged in interstate commerce.
d. Only when traveling on a highway. - ANSWER✔✔Correct Answer: Any time you are in a
moving vehicle.
The most common cause of serious vehicle skids is: a.
Question: The most common cause of serious vehicle skids is:
a. Driving too fast for road conditions.
b. Poorly designed roads.
c. Poorly adjusted brakes.
d. Poorly adjusted brakes. - ANSWER✔✔Correct Answer: Driving too fast for road conditions.
Question: If you are being tailgated, you should:
a. Signal the tailgater when it is safe to pass.
b. Speed up.
c. Flash your brake lights.
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d. Increase the space in front of you. - ANSWER✔✔Correct Answer: Increase the space in front
of you.
Question: The parking brake should be tested while the vehicle is:
a. Moving slowly.
b. Moving at highway speed.
c. Going downhill.
d. Parked - ANSWER✔✔Correct Answer: Parked
Question: A drivers trip log, if required:
a. May be brought up to date once a week.
b. Is also called a
c. Must be shown immediately when an officer requests it.
d. All of the above. - ANSWER✔✔Correct Answer: Must be shown immediately when an officer
requests it.
