CDL Practice Test (General Knowledge)
Questions and Answers
1. How long should the mud flaps on a truck and trailer be>>>>Long
enough to reach within 8 in of the roadway
2. If you're driving in town, how far will your recommended 12-15
second planning ahead measure in distance>>>>about a single block
3. A bridge formula restricts the axle weight for axles which...: are
closer together
4. How soon should oil pressure rise to a normal level after starting
the engine>>>>within seconds
5. If starting from a standstill on a hill, what's the best way to get
moving>>>>-
partly engage the clutch before you take your right foot off the brake
1/7
, 6. Driving on a highway, it is recommended that you monitor a quarter of
a mile ahead. At highway speeds, this equates to...>>>>12-15 sec
7. Descending a long downgrade, which of these will help you if you
have brake difficulties>>>>-escape ramp
-a turn going uphill
-an open field
(all of the
above)
8. If you are tested and found to have a blood alcohol concentration below
0.04% but above 0.0, what will happen>>>>You will be taken out of
service for 24 hrs
9. Federal, State, and local regulations concerning cargo weight,
secure- ment, and cover vary widely. Which should you obey>>>>all of
them
10.What are two of the most common causes of tire fires>>>>Under-
inflation and duals that touch
11.The minimum number of tiedowns on a load is...>>>>2
2/7
Questions and Answers
1. How long should the mud flaps on a truck and trailer be>>>>Long
enough to reach within 8 in of the roadway
2. If you're driving in town, how far will your recommended 12-15
second planning ahead measure in distance>>>>about a single block
3. A bridge formula restricts the axle weight for axles which...: are
closer together
4. How soon should oil pressure rise to a normal level after starting
the engine>>>>within seconds
5. If starting from a standstill on a hill, what's the best way to get
moving>>>>-
partly engage the clutch before you take your right foot off the brake
1/7
, 6. Driving on a highway, it is recommended that you monitor a quarter of
a mile ahead. At highway speeds, this equates to...>>>>12-15 sec
7. Descending a long downgrade, which of these will help you if you
have brake difficulties>>>>-escape ramp
-a turn going uphill
-an open field
(all of the
above)
8. If you are tested and found to have a blood alcohol concentration below
0.04% but above 0.0, what will happen>>>>You will be taken out of
service for 24 hrs
9. Federal, State, and local regulations concerning cargo weight,
secure- ment, and cover vary widely. Which should you obey>>>>all of
them
10.What are two of the most common causes of tire fires>>>>Under-
inflation and duals that touch
11.The minimum number of tiedowns on a load is...>>>>2
2/7
