TLC Traffic Laws & Regulations 3 — Questions and Answers
Question 1: A TLC driver is on a one-way street in Manhattan. At an intersection with a two-way street, what must the driver do before turning left?
- Signal and turn from the leftmost lane (Correct answer)
- Signal and turn from any lane since it's one-way
- Stop, then turn from the center lane
- Yield only to oncoming traffic from the right
Correct answer: Signal and turn from the leftmost lane
When turning left from a one-way street, the driver must be in the leftmost available lane.
Question 2: In New York State, what is the blood alcohol concentration (BAC) limit for a commercial driver (CDL holder) operating a commercial vehicle?
- 0.08%
- 0.06%
- 0.04% (Correct answer)
- 0.02%
Correct answer: 0.04%
CDL holders are subject to a stricter 0.04% BAC limit when operating a commercial vehicle.
Question 3: What must a TLC driver do when an authorized emergency vehicle approaches from behind with lights and sirens activated?
- Speed up to clear the road quickly
- Pull to the right and stop if safe to do so (Correct answer)
- Maintain current speed and stay in lane
- Pull into the nearest intersection and wait
Correct answer: Pull to the right and stop if safe to do so
Drivers must pull to the right side of the road and stop to allow emergency vehicles to pass.
Question 4: How many seconds of following distance should a professional TLC driver maintain behind the vehicle ahead under normal conditions?
- 1 second
- 2 seconds
- 3–4 seconds (Correct answer)
- 6 seconds
Correct answer: 3–4 seconds
Professional drivers are advised to maintain at least 3–4 seconds of following distance to allow adequate stopping time.
Question 5: A driver is stopped at a red light and wants to turn right. A sign says 'No Turn on Red.' What must the driver do?
- Wait for a gap in traffic, then turn
- Wait for the green light before turning (Correct answer)
- Turn right only if no pedestrians are present
- Turn right after stopping fully
Correct answer: Wait for the green light before turning
A 'No Turn on Red' sign prohibits any right turn on red regardless of traffic conditions.
Question 6: Under NYC rules, when is a driver permitted to honk their horn?
- Whenever traffic is moving too slowly
- To greet another driver
- Only when reasonably necessary to ensure safe operation (Correct answer)
- Freely, as there are no restrictions
Correct answer: Only when reasonably necessary to ensure safe operation
NYC prohibits unnecessary horn use; a horn may only be used when reasonably necessary for safety.
Question 7: What does a flashing yellow arrow signal mean to a driver at a signalized intersection?
- Stop — do not proceed in that direction
- Proceed without yielding — you have priority
- Turn with caution after yielding to oncoming traffic and pedestrians (Correct answer)
- The signal is malfunctioning — treat as all-way stop
Correct answer: Turn with caution after yielding to oncoming traffic and pedestrians
A flashing yellow arrow permits a turn but requires the driver to yield to oncoming traffic and pedestrians.
TLC Traffic Laws & Regulations 3
A TLC driver is on a one-way street in Manhattan.
At an intersection with a two-way street, what must the driver do before turning left?