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Maryland General Knowledge Practice Test 2

25 questions covering general knowledge content, drawn from the FMCSA-aligned CDL question pool and the Maryland Commercial Driver's License Manual (DL-151).

What this test covers

The General Knowledge test has 50 multiple-choice questions in most states (some states use a slightly different question count). You need an 80% score to pass. Topics include safe driving practices, transporting cargo safely, vehicle inspection procedures, communication with other drivers, speed and space management, hazard awareness, distracted-driving rules, fatigue and hours of service basics, accident procedures, and the consequences of alcohol and controlled substance use. The test draws from the General Knowledge section of your state's CDL manual.

Sample General Knowledge questions

Preview of what is on Practice Test 2. Unlock with Pro to take the full 25-question test.

3 free preview of 25
1

Under federal hours-of-service rules, how many consecutive hours of driving are allowed after 10 consecutive hours off duty?

2

The 14-hour driving window begins when a CDL driver:

3

Most CDL drivers are now required to use which device instead of paper logbooks to track their hours of service?

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Maryland CDL General Knowledge Practice Test 2 2026 | DMV IQ