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Q

2. You are driving a 40-foot vehicle at 35mph. The road is dry, and visibility is good. What is the least amount of space you should keep in front of your vehicle to be safe?

General Knowledgemedium
A2 seconds
B4 seconds
C6 seconds

Detailed Explanation

Allow four seconds: 40 feet divided by 10 equals four. At 35 mph, the additional second for speeds above 40 mph does not apply.

Official reference: New York CDL-10, Section 2.7.1: Space Ahead

Correct Answer: 4 seconds

Why This Matters on the CDL Test

Measure the gap by timing passage of a fixed roadside landmark.

How to Remember It

Length first, then speed; slippery roads need more space.

Answer Review

This asks for the minimum in good conditions, not an exception.

Why the other answers are weaker

  • 2 secondsOnly half the recommended minimum for this vehicle.
  • 6 secondsA larger cushion, but not the minimum asked for.

Test-Day Checklist

  1. Read the question once for the topic, then read it again for the exact CDL action being tested in General Knowledge.
  2. Eliminate answers that sound convenient but skip an inspection, warning sign, or safety step.
  3. Say the correct rule out loud before moving on so you can recognize it when the exam changes the wording.
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Question pages help you review one rule at a time. To build test-day speed, move back into the full General Knowledge practice test and answer a mixed set without looking at the explanation first.

State CDL Practice Paths

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