Qassim General Dept. of Traffic Truck & Bus
Timed mock exam· Full mock examsQassim General Dept. of Traffic - Saudi Truck & Bus Theory Mock Test 3
Third full heavy-vehicle mock exam and a strong final readiness check before your real truck or bus theory test. Another distinct set of 35 timed questions.
A bus has signalled to pull away from a bus stop on a road with a speed limit of 60 km/h. What should you do?
The other 25 questions in this test
Read them all. The answer and the reason for each, and the timed 35-question run, are in the Saudi Driving Theory Online Practice Bank.
- Q11Heavy vehicle
While reversing a large articulated truck with a banksman, the banksman suddenly disappears from view. What must the driver do?
- AStop the vehicle immediately and not move again until the banksman reappears in a visible position
- BContinue reversing slowly and assume the banksman has moved aside to avoid the truck
- CSound the horn and continue reversing at the same speed
- DLook in the mirrors for the banksman and continue only if no hazards are visible
Answer and explanation in the bank
- Q12Road signs and signals
A solid white line separates two lanes going the same way. What does it mean?
- AYou may cross it if you signal first
- BIt marks a parking lane
- CStay in your lane; you must not cross the line to change lanes or overtake
- DOnly trucks must stay behind it
Answer and explanation in the bank
- Q13Traffic rules
What is a key safety check before towing a broken-down vehicle with a tow rope?
- ACheck that the broken-down vehicle's radio is off
- BMake sure the broken-down vehicle's engine is running
- CEnsure the tow rope is in good condition, the correct length, and clearly marked if it could be a hazard to other drivers
- DThe towing vehicle must always be larger than the towed vehicle
Answer and explanation in the bank
- Q14Right of way
A GIVE WAY sign is posted at a roundabout entry. A vehicle is already circulating. What must you do?
- AEnter and let the circulating vehicle adjust
- BFlash your headlights to indicate your intention to enter
- CGive way only if the circulating vehicle is to your right
- DStop or slow until the circulating vehicle has passed, then enter safely
Answer and explanation in the bank
- Q15Safe driving
What is aquaplaning and when is it most likely to occur?
- AA layer of water builds between the tyres and road surface, causing the driver to lose steering control, most likely at high speed on a wet road
- BThe vehicle steering locks when crossing a flooded underpass
- CThe brakes overheat on a wet descent
- DRainwater enters the engine and causes it to stall
Answer and explanation in the bank
- Q16Penalties and fines
A driver is caught a second time without a valid driving licence within a short period. How does Saudi law typically treat repeat offenders compared to first-time offenders?
- AThe fine is the same for each offence regardless of how many times it has been committed
- BThe second offence is pardoned if the driver obtains a licence within 30 days
- CPenalties escalate for repeat offences; second and subsequent violations usually attract higher fines and longer vehicle impoundment periods
- DRepeat offences are treated more leniently because the driver has already been punished once
Answer and explanation in the bank
- Q17Heavy vehicle
A heavy truck driver must reverse into a loading bay without a banksman. What precautions are most important?
- ASound the horn continuously while reversing to warn anyone in the path
- BReverse as quickly as possible to minimise the time the truck is in a vulnerable position
- CWalk the entire reversing path before starting to identify all hazards, use all available mirrors and cameras, reverse slowly, and stop if vision becomes obstructed
- DAsk another driver to watch through their cab window and wave if they see a problem
Answer and explanation in the bank
- Q18Road signs and signals
What does a broken (dashed) white centre line on a Saudi road indicate?
- AOvertaking is permitted when it is safe to do so
- BYou must not cross the line under any circumstances
- CThe lane is for emergency vehicles only
- DA speed-limit change is coming
Answer and explanation in the bank
- Q19Traffic rules
Your load sticks out beyond the rear of your vehicle. What must you do before driving?
- ANothing, provided the load is tied down
- BSecure and cover it, keep within the permitted dimensions, and mark the projecting end clearly (red flag by day, red light at night)
- CDrive only with hazard lights on instead of marking it
- DAny overhang is allowed outside cities
Answer and explanation in the bank
- Q20Right of way
You wish to turn left across oncoming traffic. How large a gap in oncoming traffic do you need?
- AA gap just large enough to complete the turn without braking
- BAny gap; the oncoming traffic must brake if needed once you have begun turning
- CA gap of exactly 4 seconds at the speed limit
- DA gap large enough to turn comfortably with a margin of safety for an unexpected delay
Answer and explanation in the bank
- Q21Safe driving
Which tyre condition most increases the risk of aquaplaning?
- ATyres with deep tread on a wet road
- BSlightly over-inflated tyres in dry conditions
- CNew tyres on a hot road
- DWorn or bald tyres with insufficient tread depth to channel water away
Answer and explanation in the bank
- Q22Penalties and fines
You drive past a school at 70 km/h where the posted limit is 40 km/h. Which penalty applies?
- ASR 150-300 and 2 points
- BNo fine, because you are under 80 km/h
- CSR 300-500 and 6 points, because you are 30 km/h over the limit
- DOnly a warning outside school hours
Answer and explanation in the bank
- Q23Heavy vehicle
What is the maximum permitted speed for a heavy truck on a Saudi dual carriageway (expressway) outside urban areas?
- A120 km/h, the same as for private cars
- B150 km/h on motorways with no speed camera enforcement
- CSpeed limits do not apply to heavy trucks licensed for long-distance haulage
- DThe limit posted for heavy vehicles on that road, which is often lower than the limit for cars
Answer and explanation in the bank
- Q24Road signs and signals
What do double solid yellow lines in the centre of a Saudi road prohibit?
- AParking within 10 metres of the lines
- BDriving above 80 km/h
- CMaking a right turn at the next junction
- DCrossing to overtake from either direction
Answer and explanation in the bank
- Q25Traffic rules
On a road with a designated bus lane operating during peak hours, when may a private car enter that lane?
- AAt any time if the lane appears empty
- BWhenever the driver needs to drive faster
- CPrivate cars are always permitted in bus lanes
- DOnly to turn into a road or driveway immediately ahead, if no sign prohibits it
Answer and explanation in the bank
- Q26Right of way
A dedicated left-turn slip lane at a junction has its own set of traffic lights showing green. The main junction lights show red. Can you use the slip lane?
- ANo; you must wait for the main junction lights to turn green
- BYes; the slip lane has no signals so you follow your own judgement
- CNo; slip lanes are only for emergency vehicles
- DYes; a green light on the slip lane means you may proceed, but give way to pedestrians crossing
Answer and explanation in the bank
- Q27Safe driving
You are loading a pickup truck with goods for a desert journey. What must you ensure about the load?
- ALoad can extend beyond the vehicle as long as it is balanced
- BLoad should be concentrated at the back axle for stability
- CThe load is secured so it cannot shift, fall, or project dangerously, and is within the vehicle's load rating
- DSecuring straps are optional if the load fits inside the tray
Answer and explanation in the bank
- Q28Penalties and fines
A driver overtakes a vehicle on the right side (inside lane) of a Saudi expressway, which is not the designated overtaking side. Is this permitted?
- AYes, overtaking on either side is allowed if the road is clear
- BPermitted only when the vehicle being overtaken is travelling below 60 km/h
- CNo, overtaking on the right is generally prohibited and constitutes a traffic violation
- DPermitted on multi-lane expressways but not on two-lane roads
Answer and explanation in the bank
- Q29Heavy vehicle
In urban areas in Saudi Arabia, what speed limit typically applies to heavy trucks where no other sign is posted?
- A80 km/h, because heavy trucks need to keep up with traffic
- B100 km/h on all roads with three or more lanes
- CThere is no urban speed limit for heavy trucks
- D50 km/h, unless a sign shows a different limit
Answer and explanation in the bank
- Q30Road signs and signals
Yellow zigzag lines are painted on the road leading up to a pedestrian crossing. What do they mean?
- AThe road surface is slippery - slow down
- BSpeed bumps are marked in yellow for visibility
- CYou must not park or stop on the zigzag lines
- DA school zone begins at this point
Answer and explanation in the bank
- Q31Traffic rules
What is the purpose of an HOV (High-Occupancy Vehicle) lane on a Saudi highway?
- ATo allow vehicles carrying more than the minimum required number of occupants to use a dedicated lane with less congestion
- BTo allow heavy trucks to travel faster
- CTo provide an emergency lane for police vehicles only
- DHOV lanes are for motorcycles only
Answer and explanation in the bank
- Q32Right of way
A bus lane is operational and you are joining it briefly to reach a left-turn exit. Who has priority in that lane?
- AYou have priority because you are turning
- BBuses and other authorised vehicles in the lane have priority over you
- CYou share equal priority with buses in the lane
- DNo one has priority in a bus lane
Answer and explanation in the bank
- Q33Safe driving
What effect does using a hand-held mobile phone while driving have on reaction time?
- AIt slows reaction time significantly, comparable to driving at the legal alcohol limit
- BNo measurable effect if the call is brief
- CIt only affects night-time driving
- DIt slightly improves alertness due to mental stimulation
Answer and explanation in the bank
- Q34Penalties and fines
A driver parks their vehicle in a disabled parking bay without a valid disabled-persons permit. What is the consequence?
- ANo offence, as the space is public property available to all if no disabled driver is present
- BOnly a fine if a disabled driver is waiting and cannot park
- CThe vehicle is automatically towed with no fine applied
- DA traffic fine for illegal use of a disabled parking space
Answer and explanation in the bank
- Q35Heavy vehicle
A heavy truck is equipped with a speed limiter. The limiter is set to 90 km/h. A traffic sign shows a 110 km/h limit. What must the driver do?
- AComply with the lower of the two limits, which is the 90 km/h speed limiter setting; the vehicle must not exceed the limiter regardless of the posted limit
- BOverride the speed limiter because posted road signs always take priority over vehicle settings
- CDrive at 110 km/h only on multi-lane roads where overtaking lanes are available
- DRemove the speed limiter fuse temporarily and drive at the posted speed
Answer and explanation in the bank
Every answer above, with the rule it comes from, plus the full 35-question timed test.
Get the Saudi Driving Theory Online Practice Bank - SAR 39What 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 Qassim General Dept. of Traffic truck & bus theory test?
The official General Dept. of Traffic truck & bus theory test in Qassim has 35 questions and you need 22 correct (63%) to pass. This practice test has 35 questions.
Is this the real exam?
These are practice questions to help you revise, written to the published rules and to what candidates report from the real test. They are not the official Saudi exam and the real question bank, format, fees and pass mark are set by the General Department of Traffic (Moroor) and the driving schools, and can change. Always confirm the current requirements with your driving school or the traffic department.
Is this practice test free?
The first 10 questions are free, with no signup, and each shows the answer and the reason. The full 35-question test, timed, is in the Saudi Driving Theory Online Practice Bank (SAR 39, one payment), with every question in the bank.
What does the Qassim 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.