Colorado CDL Practice Test: Class B - Test 6 2021

Based on 2021 CO CDL Handbook
Number of questions: 30
Passing score: 80%
Acceptable number of errors: 6

Instruction: When applying for this license, applicants must pass a 50-question test. And applicants must score 80% to pass the test. The following questions are based on the details provided in the Colorado Commercial Driver Handbook. Endorsements that may be used with a Class B CDL include Hazardous Materials, Passenger, Double and Triples, HazMat and Tanker, Air Brakes and School bus. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Colorado DMV locations.

2. If you are driving in freezing temperatures, which of the following is a quick and easy way to see if ice has formed on the road?
A
You cannot see without moving your head
B
You see in your rearview mirror
C
You see in your side mirror
D
Directly behind your vehicle
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