CDE CDE Night & Adverse Weather Driving

Question 1

Why is night driving considered more dangerous than daytime driving even at the same speed?

Accepted Answer

Visibility is reduced, making it harder to see hazards in time to stop

Answer

Drivers are legally required to drive faster at night

Answer

Headlights cause other drivers to be blinded constantly

Answer

Road surfaces are always wet after dark

Question 2

What is 'overdriving your headlights' during night driving?

Accepted Answer

Driving at a speed that prevents stopping within the illuminated distance ahead

Answer

Using high beams in a tunnel

Answer

Switching between high and low beams repeatedly

Answer

Driving with only parking lights on at night

Question 3

When should a driver switch from high beams to low beams while driving at night?

Accepted Answer

When an oncoming vehicle is within 500 feet or when following within 300 feet

Answer

Only when another vehicle is directly alongside

Answer

Whenever the speed limit drops below 45 mph

Answer

High beams should always be used on rural roads

Question 4

What effect does fatigue have on night driving specifically?

Accepted Answer

It increases reaction time and impairs lane-keeping, especially between midnight and 6 a.m.

Answer

It improves focus by reducing distracting thoughts

Answer

It has no additional effect beyond normal daytime drowsiness

Answer

It sharpens night vision due to pupil dilation

Question 5

How should a driver adjust speed when driving in dense fog?

Accepted Answer

Slow down substantially and use low beams or fog lights

Answer

Maintain highway speed to exit the fog zone faster

Answer

Use hazard lights at full speed to warn other drivers

Answer

Switch to high beams for maximum forward visibility

Question 6

What is the recommended following distance on a dry road versus a wet road?

Accepted Answer

3 seconds dry; at least 6 seconds wet

Answer

2 seconds dry; 2 seconds wet — no change needed

Answer

5 seconds dry; 3 seconds wet

Answer

1 second dry; 2 seconds wet