What is a motor carrier under the National Safety Code?
Alberta Class 1–4 Mock Exam 4
Same format as the real test. Answers stay hidden until you submit. The official time limit is not published; the timer is a practice setting.
- No sign-up
- Every answer explained
- Independent · not a government site
- 30 questions
- untimed
- Pass mark 25/30
All 30 questions in this test
Every question and its answer choices. The correct answers and explanations appear when you take the test above.
What is a motor carrier under the National Safety Code?
- The government office that inspects commercial trucks
- The driver who holds a Class 1 licence
- Anyone who operates a commercial truck or bus
- Only a company that hauls dangerous goods for others
Who may handle or transport dangerous goods?
- A trained person, or one working with them
- Any Class 1 or Class 3 licence holder
- Anyone over 21 with a clean driving record
- Anyone with a Q endorsement
After stopping to let passengers out, what should you check before they open the doors?
- The mirrors, for people near the doors
- The odometer reading for the fare
- The fuel gauge for the next trip
- The radio volume
When may a commercial driver use a two-way (CB) radio while driving?
- Never, under any condition
- Only when the truck is parked
- Only to talk with family
- To escort oversized loads
A child weighing 15 kg is your passenger. What does the law require?
- A booster cushion and lap belt
- Nothing if the trip is short
- A lap and shoulder belt only
- A properly installed car seat
Which class covers explosives?
- Class 7
- Class 3
- Class 1
- Class 5
How should you park an ambulance at a collision scene?
- Behind other vehicles with lights off
- Well away so it does not block any traffic
- On the far side of the road facing traffic
- To shield the injured, lights on
When do you turn off the flashing lights after a stop?
- Once you start moving
- After all students are seated
- As soon as the door closes
- When the stop arm folds itself
Who decides whether the driver stays in the cab or stands outside during loading?
- The loader operator only
- The driver alone
- Provincial law, always in the cab
- Company policy
Why does a loaded concrete mixer need special care on turns and ramps?
- It is top-heavy and unstable
- Mixers have no power steering
- Its brakes are weaker than other trucks'
- Concrete makes the tires lose pressure
A carrier operates only in Alberta. Which trucks need trip inspection reports?
- Every truck, whatever its weight
- Trucks registered at 11,794 kg or more
- Only trucks with air brakes
- Trucks registered at 4,500 kg or more
Under Alberta hours-of-service rules, what are the driving and on-duty limits in a work shift?
- 10 hours driving or 12 hours on duty
- 14 hours driving or 16 hours on duty
- 13 hours driving or 15 hours on duty
- 13 hours driving or 14 hours on duty
Which class is needed to drive a taxi or an ambulance in Alberta?
- Class 4
- Class 6
- Class 3
- Class 5
Which steering method does the guide recommend for turning a large vehicle?
- Palming the wheel with one hand
- Using the spinner knob
- Hand-over-hand, using both hands
- Shuffle steering with one hand
A carrier's trucks travel into Saskatchewan. Which Safety Fitness Certificate threshold applies?
- Trucks registered at 11,794 kg or more
- Only trucks with three or more axles
- Trucks over 4,500 kg
- Only trucks hauling dangerous goods
When uncoupling, what do you do before disconnecting the air and electrical lines?
- Raise the fifth wheel
- Pull the tractor ahead slowly
- Remove the wheel chocks
- Lower the landing gear
You are about to dump into a hopper. What should you do first?
- Back in quickly to save time
- Check that the hopper is empty
- Raise the box partway to test the hoist
- Sound the horn three times
Your bus breaks down in a safe spot with no danger nearby. Where should the passengers usually stay?
- On the roadside ditch
- In the oncoming lane shoulder
- Walking to the next stop
- On the bus
When may placards be removed from a vehicle that carried dangerous goods?
- As soon as the last goods are unloaded
- When the vehicle leaves the highway
- At the end of the driver's shift
- Once unloaded and cleaned of residue
A load shifts in the trailer enough to affect the unit's stability. Under the securement rules, this means:
- The rules allow it if nothing falls off
- The cargo was not properly secured
- Only the shipper is responsible
- It is legal if the trailer is closed
When does a vehicle have the most traction while braking?
- Right after the wheels lock
- While the wheels are skidding
- Just before the wheels lock
- When the brakes are released
What connects the second trailer in an A train?
- A rigid frame with no hitch
- A converter dolly with a single A-shaped drawbar
- A fifth wheel built onto the lead trailer
- A dolly with two drawbars
What does the Traffic Safety Act's zero tolerance mean for commercial drivers?
- A written warning for a first offence only
- Sanctions only after a collision
- A roadside sanction for any alcohol or drugs
- A legal limit of 0.05 blood alcohol
Your siren and lights are on. How should you treat other drivers?
- Expect them to stop in their lane
- Assume they may not have seen you
- Assume they heard you a block away
- Expect them to clear the way at once
You must turn right onto a narrow street. What should you do?
- Swing left into the oncoming lanes before turning
- Cut over the curb with the trailer
- Start turning early, right at the corner
- Go well into the intersection first
Which conditions can a special permit for oversized equipment set?
- Routes, travel times and equipment
- Only the licence class of the driver
- Only the maximum speed
- Only the permit fee you must pay
When is a taxi driver exempt from wearing a seat belt in Alberta?
- Only on trips shorter than 5 km
- Never; there is no exemption
- While carrying a paying passenger
- Whenever driving inside city limits
When are the alternately flashing red lights and the stop arm used?
- During any breakdown
- Only to load or unload
- Whenever the bus stops in traffic
- At every railway crossing
How far from the curb may the wheels of a parked bus be?
- No more than 50 cm
- No more than 30 cm
- No more than 1 m
- No more than 15 cm
At about what engine speed does the guide suggest progressive shifting?
- About 1,600 rpm
- About 2,500 rpm
- Right at governed rpm
- About 900 rpm
Keep practising
- Alberta Class 1–4 Mock Exam 1 – 30 QuestionsUntimed practice · answers explained
- Alberta Class 1–4 Mock Exam 2 – 30 QuestionsUntimed practice · answers explained
- Alberta Class 1–4 Mock Exam 3 – 30 QuestionsUntimed practice · answers explained
- Alberta Class 1–4 Mock Exam 5 – 30 QuestionsUntimed practice · answers explained
- Alberta Class 1–4 Practice Test 130 questions with explanations
- Alberta Class 1–4 Practice Test 230 questions with explanations
- Alberta Class 1–4 Practice Test 330 questions with explanations
- Alberta Class 1–4 Practice Test 430 questions with explanations