CDL PRACTICE TEST - GENERAL KNOWLEDGE (DISTRICT OF COLUMBIA)
41.
If you are driving toward a traffic light that's been green for a long time, you should:
|
brake as quickly as possible.
|
|
|
start slowing down and be ready to stop.
|
|
|
increase your speed to get through the intersection before the traffic light changes to red.
|
|
|
maintain your current speed.
|
42.
During the after-trip inspection, if you notice anything affecting safety or potentially leading to a mechanical breakdown, you should:
|
ask the motor carrier to make a written report.
|
|
|
tell the shipper to make a written report.
|
|
|
try to fix the problem yourself.
|
|
|
make a written report.
|
43.
When passing a parked vehicle, which of the following is the only thing you do NOT need to watch out for?
|
Lights coming on
|
|
|
Passenger door opening
|
|
|
Wheels starting to turn
|
|
|
Driver's door opening
|
44.
Effects of distracted driving include:
|
incorrect inputs to the steering.
|
|
|
improved reaction time.
|
|
|
reduction in braking distance.
|
|
|
increased following distance.
|
45.
In a vehicle with a dual air brake system:
|
one system supplies air to the trailer.
|
|
|
each system has its own air tanks.
|
|
|
both systems typically operate the regular brakes on the rear axle.
|
|
|
All of the above.
|
46.
Containerized loads are used:
|
when transporting explosives.
|
|
|
when the cargo exceeds the weight limit.
|
|
|
when the cargo has been or will be carried by rail or ship.
|
|
|
when transporting liquids.
|
47.
When driving a 60 foot truck at 35 mph in ideal conditions, you should keep at least _______ of space in front of you.
|
4 seconds
|
|
|
12 seconds
|
|
|
6 seconds
|
|
|
5 seconds
|
48.
Distracted driving may be caused by _________ while driving.
|
adjusting the radio
|
|
|
reading billboards
|
|
|
using your smartphone
|
|
|
All of the above.
|
49.
In newer vehicles with air brakes, you put on the parking brake:
|
placing the transmission in Park.
|
|
|
using a diamond-shaped, yellow, push-pull control knob.
|
|
|
using a P-shaped, yellow control knob.
|
|
|
moving the orange push-pull lever to the right.
|
50.
What should you do when confronted by an aggressive driver?
|
Ignore gestures
|
|
|
Challenge them by speeding up
|
|
|
Make eye contact
|
|
|
Hold-your-own in your travel lane
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More