Mixed Deck — All DGT Topics Flashcards

Which of the following is NOT a physiological factor that influences how quickly BAC rises after drinking?

Answer: The color of the alcoholic beverage

BAC is influenced by body weight, gender (women generally absorb alcohol faster), food consumption, and rate of drinking — the color of a beverage has no physiological effect on absorption.

When is a U-turn generally prohibited?

Answer: Where a 'No U-Turn' sign is posted or visibility is limited

U-turns are prohibited where signs forbid them, at hills or curves with limited sight distance, and in many other specific locations.

What should a driver do immediately after a tire blowout at highway speed?

Answer: Grip the wheel firmly, ease off the gas, and steer straight

Firm steering and gradual deceleration prevent the vehicle from spinning or overturning after a sudden blowout.

Which of the following is a key principle of workplace safety in Directorate-General for Traffic Test?

Answer: Reporting all near-misses and incidents

Reporting near-misses helps organizations identify potential hazards before they cause serious injuries, creating a culture of safety.

What is the purpose of a Safety Data Sheet (SDS) in Directorate-General for Traffic Test operations?

Answer: To provide hazard information about chemicals and materials

Safety Data Sheets provide detailed information about chemical hazards, safe handling procedures, and emergency measures.

What is the correct action when an emergency vehicle with lights and sirens approaches from behind?

Answer: Pull to the right and stop

Drivers must pull to the right edge of the road and stop to allow emergency vehicles to pass safely.

What is the first action you should take if your vehicle's engine begins to overheat on a hot day?

Answer: Turn off the A/C and turn the heater on full blast, then pull over safely

Turning the heater on draws heat away from the engine while you find a safe place to stop.

What does 'tire rotation' accomplish?

Answer: Moves tires to different positions to even out wear

Tire rotation moves tires between axle positions to equalize tread wear, extending the life of all four tires.

What is the role of documentation in Traffic Laws & Regulations for Directorate-General for Traffic Test?

Answer: It provides an accurate record for accountability and reference

Proper documentation in Traffic Laws & Regulations ensures accountability, traceability, and serves as a reference for future decisions.

What must a driver do before turning right on a red light in a state where it is permitted?

Answer: Come to a complete stop and yield to all pedestrians and cross traffic before turning

Right-on-red requires a full stop at the stop line, followed by yielding to all traffic and pedestrians before proceeding.

A driver is pulled over and cannot produce their insurance card. What typically happens?

Answer: The officer may issue a citation for failure to provide proof of insurance

Most US states require drivers to carry proof of insurance and can issue a citation if you cannot produce it during a traffic stop.

A sign reads 'NO U-TURN.' A driver following GPS instructions that require a U-turn must:

Answer: Obey the sign and find a legal turning point further ahead

Traffic signs are legally binding and must be obeyed even when GPS suggests otherwise.

At a T-intersection where no signs or signals are present, who must yield?

Answer: The driver on the terminating road must yield to traffic on the through road

At a T-intersection, vehicles on the road that ends (the stem of the T) must yield to vehicles on the through road.

When is it appropriate to use your vehicle's four-wheel drive (4WD) high range?

Answer: On slippery roads at speeds up to 55 mph

4WD high range is designed for slippery road conditions at moderate speeds, providing extra traction without the gear reduction of 4WD low.

When should you replace your vehicle's spark plugs?

Answer: According to manufacturer schedule, typically 30,000–100,000 miles depending on plug type

Copper spark plugs last about 30,000 miles, while platinum or iridium plugs can last 60,000–100,000 miles; always follow the manufacturer's maintenance schedule.

Why is it important to update your vehicle insurance company after modifying your car's engine or body?

Answer: Because modifications can affect the risk profile and void your coverage if undisclosed

Undisclosed modifications can materially change the vehicle's risk and may void your insurance policy, leaving you without coverage in the event of a claim.

A driver's reaction distance at 50 mph is approximately how many feet assuming a 1.5-second reaction time?

Answer: 110 feet

At 50 mph (73 ft/sec), a 1.5-second reaction time means the vehicle travels roughly 110 feet before braking begins.

What is the general speed limit on a rural two-lane road in most U.S. states when no posted sign is visible?

Answer: 55 mph

Most U.S. states set a default speed limit of 55 mph on rural two-lane undivided highways when no sign is posted.

When visibility is extremely limited in a snowstorm, what is the safest course of action?

Answer: Pull off the road to a safe location and wait for conditions to improve

Stopping in a safe, off-road location protects you from collisions until visibility improves.

What is the zero-tolerance BAC limit for drivers under 21 years of age in most U.S. states?

Answer: 0.02% or lower

Most states set zero-tolerance BAC limits at 0.02% or lower for drivers under 21, effectively prohibiting any measurable alcohol consumption before driving.