FREE UT CDL Practice Test (2024) - General Knowledge Test

1. Multi-speed rear axles and auxiliary transmissions are used:

to provide extra gears.
to make it easier to change gears.
reduce exhaust emissions.
to reduce brake wear.

2. If your vehicle has manual transmission, to know when to shift up:

you must use mirrors on both sides.
you can watch your tachometer, and shift up when your engine reaches the top of the range.
you should use a helper when you can.
you should release the accelerator, push in the clutch, and shift to neutral at the same time.

3. Which of the following statements about drugs is true?

All over-the-counter drugs are safe to use while on duty.
Some "controlled substances" are allowed to reduce fatigue.
Use of drugs can lead to traffic accidents.
Possession and use of a drug given to a driver by a doctor is never permitted.

4. Which of these statements is correct?

Others could be hurt or killed by cargo that falls off a vehicle.
Loose cargo can hurt the driver during a quick stop.
Loose cargo that falls off a vehicle can cause traffic problems.
All of the above.

5. Overloading can have bad effects on all of the following except:

6. Brake fade results from:

wet brakes.
excessive heat caused by using brakes too much.
using brakes in cold weather.
All of the above.

7. If you get stuck on the railroad tracks, the first thing you should do is:

try to move your vehicle until you see the train.
stay in your vehicle and call 911.
scream for help.
immediately get out of the cab and move away from the tracks.

8. As you approach a turn, do not coast unsafely. Unsafe coasting occurs when:

you downshift for less than the length of your vehicle.
your vehicle is out of gear for more than the length of your vehicle.
you downshift before making a turn.
you don't use turn signals before making a turn.

9. Which of the following statements about backing is NOT true?

You should use a helper when you can.
Backing toward the left side is very dangerous because you can't see as well.
You should get out of the vehicle and check your path if you are unsure.
You should use the lowest reverse gear.

10. If you get stuck on railroad tracks, you should:

have a helper push your vehicle.
check the engine compartment quickly.
stay in the vehicle and call for help.
get out of the vehicle and away from the tracks.

GENERAL KNOWLEDGE CDL TEST UTAH - PRACTICE TEST