Dubai RTA Truck & Bus
Timed mock exam· Full mock examsDubai RTA - UAE Truck & Bus Theory Mock Test 2
Second full heavy-vehicle mock exam with a fresh 40-question selection across road rules, signs and truck and bus topics. Keep practising without repetition.
How should a seat belt be worn to protect you properly?
The other 30 questions in this test
Read them all. The answer and the reason for each, and the timed 40-question run, are in the Dubai RTA Theory Test Questions PDF.
- Q11Right of way
A school bus ahead has stopped and its warning lights are flashing while children get on or off. What should you do?
- AStop and wait until the lights stop flashing and it is safe to proceed
- BOvertake quickly on the left before children appear
- CSound your horn to make the children hurry
- DContinue slowly past without stopping
Answer and explanation in the bank
- Q12Penalties and fines
For certain serious traffic offences in the UAE, what additional penalty can apply to the vehicle itself?
- AThe vehicle is repainted by the authorities
- BNothing ever happens to the vehicle, only the driver
- CThe vehicle must be sold within 24 hours
- DThe vehicle can be impounded or confiscated for a set period
Answer and explanation in the bank
- Q13Safe driving
You start to feel drowsy on a long drive. What is the safest action?
- AOpen the window and keep driving faster
- BStop somewhere safe and rest before continuing
- CTurn up the music and push on to your destination
- DIgnore it, because tiredness does not affect driving
Answer and explanation in the bank
- Q14Heavy vehicle
The low air pressure warning alarm sounds in your truck cab while you are driving. What should you do?
- AAccelerate to build engine power and restore system pressure quickly
- BPull over and stop safely as soon as possible, because brakes may apply automatically or fail without warning
- CSwitch off the engine to silence the alarm, then continue slowly
- DDrive slowly to the nearest workshop and ignore the alarm until you arrive
Answer and explanation in the bank
- Q15Road signs and signals
What does this sign warn you of?
- AStreet lighting ahead
- BTraffic signals ahead
- CNo traffic lights on this road
- DLevel crossing ahead
Answer and explanation in the bank
- Q16Traffic rules
Where U-turns are permitted, what must you do before making one?
- AMake the turn quickly without signalling to avoid holding up traffic
- BAssume oncoming traffic will stop for you
- CSignal, check it is allowed and safe, and give way to oncoming and crossing traffic
- DReverse into the opposite lane instead
Answer and explanation in the bank
- Q17Right of way
A bus is signalling to pull out from a bus stop in a built-up area and you are approaching from behind. What is the courteous and correct action?
- AAccelerate to pass before the bus moves
- BIgnore it, because you always have priority
- CStop and block the bus from moving
- DSlow down and let the bus pull out where it is safe to do so
Answer and explanation in the bank
- Q18Penalties and fines
You are driving too close to the vehicle in front (tailgating). What is the correct statement about this?
- AIt is an offence that typically carries a fine and black points and increases crash risk
- BIt is allowed as long as you are alert
- CIt is only an offence if you actually crash
- DIt is encouraged to keep traffic moving
Answer and explanation in the bank
- Q19Safe driving
You are driving and visibility suddenly drops in a sandstorm. What is the safest response?
- AMaintain your speed and keep going
- BStop in the live traffic lane and switch everything off
- CSlow down, use lights, increase distance, and pull off safely if visibility is very poor
- DTurn off all your lights to avoid dazzling others
Answer and explanation in the bank
- Q20Heavy vehicle
A driver descends a long steep hill using only the service (foot) brake repeatedly. Why is this dangerous even if the truck appears to stop normally at first?
- ARepeated braking progressively drains the vehicle's electrical system
- BHeat builds up in the brakes with each application and eventually causes brake fade, making the brakes ineffective
- CThe air tanks empty if the service brake is used more than five times in succession
- DUsing only service brakes on a descent is the recommended technique and carries no danger
Answer and explanation in the bank
- Q21Road signs and signals
What does this sign warn you about?
- AA playground is closed
- BChildren or a school are ahead
- CNo children allowed on the road
- DA hospital is ahead
Answer and explanation in the bank
- Q22Traffic rules
How should you join a motorway from an acceleration (slip) lane?
- AStop at the end of the slip lane and wait for a complete gap in all lanes
- BEnter at low speed and expect motorway traffic to slow for you
- CBuild up speed on the slip lane, check mirrors and blind spot, then merge into a safe gap without forcing others to brake
- DCross straight to the fastest lane as soon as you join
Answer and explanation in the bank
- Q23Right of way
You are on a minor road at a T-junction and want to join the main road. What must you do?
- APull out immediately because you were there first
- BExpect main-road traffic to stop for you
- CJoin only if the main road is a one-way street
- DGive way to traffic on the main road and join when there is a safe gap
Answer and explanation in the bank
- Q24Penalties and fines
How is jumping (running) a red light treated under UAE traffic rules?
- AAs a minor mistake with no penalty
- BAs a serious offence carrying a heavy fine, black points and possible vehicle impounding
- CAs acceptable if no other cars are around
- DAs an offence only for heavy vehicles
Answer and explanation in the bank
- Q25Safe driving
When driving at night, how should you adjust your driving compared with daytime?
- ADrive faster because roads are quieter
- BReduce speed and increase following distance because visibility is lower
- CUse full beam at all times, even behind other cars
- DFollow closely to use the car ahead's lights
Answer and explanation in the bank
- Q26Heavy vehicle
What is an engine brake (sometimes called a Jake brake or compression release brake) on a heavy vehicle?
- AAn emergency brake that activates automatically if the engine overheats
- BA device that locks the drivetrain to prevent the engine starting when the parking brake is off
- CA retarder system that uses engine compression or exhaust restriction to slow the vehicle without using the service brakes
- DA secondary braking system driven by the vehicle's electrical alternator
Answer and explanation in the bank
- Q27Road signs and signals
You approach this sign. Which statement is correct?
- AYou may overtake only motorcycles
- BYou may overtake if you signal first
- CYou must not overtake until the restriction ends
- DIt only applies to trucks
Answer and explanation in the bank
- Q28Traffic rules
When is it appropriate to use your horn?
- ATo show anger or frustration at other drivers
- BTo greet friends or celebrate
- CBriefly, to warn others of your presence and help avoid a collision
- DContinuously in slow traffic to make cars move
Answer and explanation in the bank
- Q29Right of way
At a signalled pedestrian crossing your light is green but people are still finishing crossing. What should you do?
- ADrive forward because your green light gives you priority
- BWait until the pedestrians have safely cleared before moving off
- CEdge forward to push the pedestrians along
- DSound your horn and proceed
Answer and explanation in the bank
- Q30Penalties and fines
What is required before you may legally drive a car on UAE roads?
- AA valid driving licence and valid vehicle insurance
- BOnly a valid licence; insurance is optional
- COnly insurance; the licence is optional
- DNeither, as long as you drive carefully
Answer and explanation in the bank
- Q31Safe driving
What best describes defensive driving?
- ADriving as fast as the traffic allows
- BAnticipating hazards and keeping space so you can react to others' mistakes
- CAssuming every other driver will always do the right thing
- DReacting only after a hazard has become an emergency
Answer and explanation in the bank
- Q32Heavy vehicle
When approaching a long, steep descent in a heavy vehicle, what should you do before starting the downgrade?
- ASelect an appropriate low gear before the descent so engine braking assists speed control throughout the hill
- BShift to neutral to save fuel and control speed with the service brakes as needed
- CIncrease speed before the crest so you can coast to the bottom and minimise brake use
- DSwitch off the engine brake and rely solely on the service brakes for simplicity
Answer and explanation in the bank
- Q33Road signs and signals
What shape are most warning signs on UAE roads?
- AA triangle with a red border
- BA blue square
- CAn octagon
- DA green rectangle
Answer and explanation in the bank
- Q34Traffic rules
What is the correct use of hazard warning lights?
- ATo let you park illegally for a short time
- BTo warn others that your vehicle is stationary and causing an obstruction, or suddenly slowing in an emergency
- CTo drive faster through traffic
- DAs a substitute for indicators when turning
Answer and explanation in the bank
- Q35Right of way
On a one-way street, in which direction may you drive?
- AIn either direction as long as you use indicators
- BOnly in the single permitted direction of traffic flow
- CAgainst the flow if the road looks empty
- DIn whichever direction is shortest to your destination
Answer and explanation in the bank
- Q36Penalties and fines
A person drives a car that has never been registered or whose registration has expired. What is the correct statement?
- AIt is an offence that can carry a fine, black points and impounding of the vehicle
- BRegistration is a formality with no penalty
- COnly new cars need registration
- DRegistration only matters when selling the car
Answer and explanation in the bank
- Q37Safe driving
Another driver is tailgating you closely. What is the safest way to respond?
- ABrake sharply to warn them off
- BSpeed up well beyond the limit to lose them
- CStay calm, keep a steady speed, and increase your own gap to the car ahead
- DTailgate the car in front of you in return
Answer and explanation in the bank
- Q38Heavy vehicle
Why is it dangerous to shift into neutral (or disengage the clutch) when descending a long steep hill in a heavy vehicle?
- AShifting to neutral causes the transmission to lock up, making steering very heavy
- BIt causes air system pressure to drop rapidly, releasing the parking brake
- CIt removes all engine braking, so the vehicle accelerates freely under gravity and the driver must rely entirely on service brakes, risking brake fade
- DNeutral is perfectly safe on descents because the transmission still provides resistance
Answer and explanation in the bank
- Q39Road signs and signals
A red circle (ring) around a symbol generally means what?
- AInformation for tourists
- BA recommended action
- CA prohibition or restriction, something you must not do
- DThe end of a motorway
Answer and explanation in the bank
- Q40Traffic rules
What should you do when driving through a road tunnel?
- ATurn all your lights off to avoid dazzling others
- BUse full-beam headlights the whole way through
- CStop to take photos if the tunnel is impressive
- DSwitch on your dipped headlights, keep a safe distance and do not stop or reverse
Answer and explanation in the bank
Every answer above, with the rule it comes from, plus the full 40-question timed test.
Get the Dubai RTA Theory Test Questions - AED 29What this test covers
Topics include road signs, traffic signals, right of way, roundabouts, speed limits, seat belts, fines and penalties, and the safe-driving rules specific to your vehicle category. Full question-by-question feedback with explanations is shown immediately after you finish the test above.
Frequently asked questions
How many questions is the Dubai RTA truck & bus theory test?
The official RTA truck & bus theory test in Dubai has 40 questions and you need 30 correct (75%) to pass. This practice test has 40 questions.
Is this the real exam?
These are practice questions for study only, written from the public RTA handbook and UAE traffic rules and to what candidates report from the real test. They are not the official exam questions and Wathim is not affiliated with the RTA, ITC, SRTA or any UAE government body. Test format, question count and pass mark can change and vary by emirate, so always confirm the current requirements with the licensing authority before your real test.
Is this practice test free?
The first 10 questions are free, with no signup, and each shows the answer and the reason. The full 40-question test, timed, is in the Dubai RTA Theory Test Questions PDF (AED 29, one payment), with every question in the bank.
What does the Dubai truck & bus theory test cover?
Road signs, traffic signals, right of way, roundabouts, speed limits, seat belts, penalties and safe-driving rules, plus the handling and safety topics specific to your vehicle.