CDE CDE Driver Fitness & Medical Standards 3

Question 1

Which federal regulation governs drug and alcohol testing requirements for commercial motor vehicle drivers?

Accepted Answer

49 CFR Part 382

Answer

29 CFR Part 1910

Answer

40 CFR Part 50

Answer

14 CFR Part 91

Question 2

At what blood alcohol concentration (BAC) level is a commercial driver prohibited from operating a CMV?

Accepted Answer

0.04% or higher

Answer

0.08% or higher

Answer

0.06% or higher

Answer

0.02% or higher

Question 3

What type of drug or alcohol test is conducted when a trained supervisor observes signs of possible impairment?

Accepted Answer

Reasonable suspicion testing

Answer

Random testing

Answer

Post-accident testing

Answer

Return-to-duty testing

Question 4

Within what time frames must post-accident drug and alcohol testing be administered to a commercial driver?

Accepted Answer

Within 2 hours for alcohol and 32 hours for drugs

Answer

Within 24 hours for both alcohol and drugs

Answer

Within 32 hours for both alcohol and drugs

Answer

Within 8 hours for both alcohol and drugs

Question 5

What percentage of a carrier's commercial drivers must be randomly tested for controlled substances each year under FMCSA rules?

Accepted Answer

50%

Answer

10%

Answer

25%

Answer

75%

Question 6

What is the purpose of a 'return-to-duty' drug test for commercial drivers?

Accepted Answer

Testing required before a driver resumes CMV operation following a substance violation

Answer

Testing required after a driver returns from an approved vacation

Answer

An annual wellness screening for all active drivers

Answer

Testing triggered when a driver transfers to a new motor carrier employer