Free Alaska CDL Combination Vehicles Practice Test 2022

You have to pass the CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for a good Alaska CDL practice test source for your coming CDL test? You are in the right place. Our CDL practice test is a great resource for beginners. The Alaska CDL Combination Vehicles Practice Test is designed for you to have exactly the experience of the exam as you will be more familiar with both the test format and the subject. They cover topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official Alaska DMV CDL Manual so you can be sure that the information in our test is accurate and relevant to your examination. In addition, each question has a detailed explanation so that it is very useful for you to learn from your mistakes. Preparing well before test day with questions and content that we cover. Start with our Free Alaska CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 AK commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
AK CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
When you open the emergency shut-off valve at the back of the last trailer after supplying air to trailer(s):
2.
A function of the tractor protection valve is:
3.
When traveling under 40 mph, how much distance should you leave, at minimum, from the car in front of you?
4.
Spring brakes are not required on trailers and dollies built before:
5.
The trailer service brakes should be tested with the hand control, and controlled during normal operation by:
6.
When uncoupling, make sure that the parking area:
7.
In order to allow the trailer brakes to be applied more quickly, what is connected to the service air line?
8.
When coupling, trailer height should:
9.
When pulling trailers:
10.
The locking jaws should be around:
11.
To help release the fifth wheel locking lever:
12.
Improperly greased or lubricated fifth wheels will cause:
13.
The best and earliest way to recognize that your trailer has started to skid is:
14.
How much space should there be between the upper and lower fifth wheel?
15.
Driving with an empty trailer:
16.
Rocky mountain doubles have a rearward amplification of about:
17.
All of these are part of the final 3 steps of uncoupling the trailer except:
18.
To test the tractor protection valve, pump the brakes with the engine off until the trailer air supply knob pops out, usually at:
19.
Before getting out to inspect the coupling, secure the vehicle by putting transmission in neutral, shutting off engine and taking the key with you, and:
20.
While driving, you should use the trailer hand valve when?