When must you use your headlights at night?

Always at night, whether or not the road has street lighting

When must you use headlights during the day?

In thick fog or sandstorms that reduce visibility

Within city limits, which lights should you use at night?

Normal (low) beams; high beams are forbidden in cities

Outside cities, when must you switch off your high beams? Select all that apply.

When a vehicle is coming the other way

When you are less than 50 metres behind another vehicle

When they would greatly inconvenience other road users

When should the rear fog light be used?

Only in fog, snow or heavy rain, and not when someone is directly behind you

Driving through a tunnel without your lights on is:

Recommended to save the battery

Which white lights are allowed at the rear of a vehicle?

Only number plate lights and reversing lights

A red warning lamp lights up on the dashboard. What should you do?

Stop as soon as it is safe and check the vehicle manual

Ignore it until the next service

A yellow warning lamp lights up on the dashboard. What does it mean?

Something is not right; have the vehicle inspected as soon as possible

When does the handbook advise refuelling?

When the gauge shows a quarter of a tank

When the warning light comes on

To clear mist from the windscreen quickly, the handbook advises:

Turning all the climate switches fully clockwise (to the right), with the air conditioning on

Wiping it with your hand while driving

Lights & Dashboard: practice questions

12 practice questions on Lights & Dashboard, with answers and explanations, based on publicly available driving handbook topics.

Keyboard: press 1–4 to answer, N for the next question.

Question 1
When must you use your headlights at night?
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Correct answer: Always at night, whether or not the road has street lighting
Headlights must be used when driving at night whether or not the road has general lighting.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 220 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 2
When must you use headlights during the day?
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Correct answer: In thick fog or sandstorms that reduce visibility
During the day, use headlights when thick fog or a sandstorm obscures vision.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 220 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 3
Within city limits, which lights should you use at night?
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Correct answer: Normal (low) beams; high beams are forbidden in cities
High beams are forbidden in cities; use normal lights within city limits.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 224 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 4
Outside cities, when must you switch off your high beams? Select all that apply.
Select all that apply.
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Correct answers: When a vehicle is coming the other way · When you are less than 50 metres behind another vehicle · When they would greatly inconvenience other road users
Dip your high beams early enough for oncoming drivers, when less than 50 m behind another vehicle, and whenever they would greatly inconvenience others.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 224 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 5
When should the rear fog light be used?
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Correct answer: Only in fog, snow or heavy rain, and not when someone is directly behind you
Rear fog lights are very bright: use them only in fog, snow or heavy rain, and not when a vehicle is driving directly behind you.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 225 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 6
Driving through a tunnel without your lights on is:
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Correct answer: A traffic violation
Driving inside tunnels without turning on the vehicle's lights is listed as a traffic violation.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 29 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 7
You may fit flashing lights to your car without permission from the Traffic Department.
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Correct answer: False
False. Using flashing lights without permission from the Traffic Department is forbidden.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 226 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 8
Which white lights are allowed at the rear of a vehicle?
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Correct answer: Only number plate lights and reversing lights
White lights from the middle of the vehicle to the rear are prohibited, except number plate lights and reversing lights.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 226 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 9
A red warning lamp lights up on the dashboard. What should you do?
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Correct answer: Stop as soon as it is safe and check the vehicle manual
A red control lamp means stop immediately (safely) and consult the vehicle manual. Yellow means something is wrong: inspect soon. Green means all is well.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 229 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 10
A yellow warning lamp lights up on the dashboard. What does it mean?
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Correct answer: Something is not right; have the vehicle inspected as soon as possible
Yellow means something is not right: inspect the vehicle as soon as possible and don't ignore it for long.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 229 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 11
When does the handbook advise refuelling?
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Correct answer: When the gauge shows a quarter of a tank
Refuel when the gauge reaches a quarter of a tank, so you don't run out of fuel on the road and endanger yourself and others.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 230 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)
Question 12
To clear mist from the windscreen quickly, the handbook advises:
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Correct answer: Turning all the climate switches fully clockwise (to the right), with the air conditioning on
To demist the windscreen, turn all the switches clockwise to the far right. The air conditioning extracts water vapour from the air.
Reference: GDT Theoretical Driving Handbook (Dallah), p. 232 (https://www.ddc.sa/uploads/image/downloadables_pdf/Theoretical%20Driving%20Handbook%20Trainee-Moroor.pdf, retrieved 2026-10-27)

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