Driving in fog: Texas CDL practice questions
Part of the General Knowledge test. We have 3 checked questions on this topic. Here are the key rules, and two to try.
Key facts
| Part of | the General Knowledge test (80% to pass) | DL-7C p. iv |
|---|---|---|
| Handbook section | §2.12 Driving in fog | DL-7C p. 2-28 |
| Questions in CDL Mile's bank | 3 | CDL Mile, checked against DL-7C |
Key rules
- § 2.12p. 2-28
The handbook's best advice for fog is not to drive in it at all. Get off the road at a rest area or truck stop and wait for visibility to improve.
Driving in fog
Try two questions
General Knowledge · Driving in fog
You are driving in thick fog and cannot tell how the road bends ahead. What does the handbook suggest using as a guide?
Tap an answer to see the explanation and the handbook page.
General Knowledge · Driving in fog
You must keep driving through fog in the middle of the day. Which lights does the handbook recommend?
Tap an answer to see the explanation and the handbook page.
More General Knowledge topics
Sources
Texas Commercial Motor Vehicle Drivers Handbook (DL-7C), revised March 2026, Texas Department of Public Safety. Page references are to its printed page numbers. CDL Mile is independent and not affiliated with Texas DPS.
Updated for the March 2026 Texas CDL handbook (DL-7C). Last checked November 4, 2026.
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