Which device may a commercial driver legally use while driving?
Ontario Class A (AZ) Mock Exam 1
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
- 40 questions
- untimed
- Pass mark 32/40
All 40 questions in this test
Every question and its answer choices. The correct answers and explanations appear when you take the test above.
Which device may a commercial driver legally use while driving?
- A two-way radio, mic mounted
- A hand-held cell phone on speaker
- A hand-held GPS unit held at the wheel
- A tablet showing a movie on the dash
What is the fine range for a first offence of passing a stopped school bus with lights flashing?
- $5,000 to $20,000
- $1,000 to $4,000
- $100 to $500
- $400 to $2,000
After how many hours on duty in a day may you no longer drive?
- 13
- 16
- 14
- 12
Which national standard sets Ontario's cargo securement rules?
- ISO Standard 9001
- CSA Standard 1
- NSC Standard 11
- NSC Standard 10
Which trucks need a valid transponder to use Highway 407 ETR?
- Only dangerous goods trucks
- Trucks over 5 tonnes
- All trucks with trailers
- Trucks over 10 tonnes
Before uncoupling or coupling, what should you do with the cab windows and audio?
- Windows up, radio on low
- Windows down, audio off
- No change is needed
- Windows up, CB radio on
What is the time limit for the backing manoeuvre?
- Less than 3 minutes
- No time limit
- Less than 10 minutes
- Less than 20 minutes
Besides DriveTest, who can assess a Class A road test and issue a certificate of competence?
- The truck's manufacturer or its dealer
- A police officer working at a weigh scale
- A Recognized Authority
- Any insurance company claims adjuster
After the first check, how often must you re-inspect cargo securement while driving?
- 3 hours, 240 km or a duty change
- Once per day at the start of the shift
- Only at border crossings and scales
- Every 8 hours or every 500 km
A load sticks out 1.5 m past the rear of your flatbed at night. What marking is required?
- A blue flag
- A white reflector
- An amber flasher
- A red light
What is the most driving time allowed in a day?
- 16 hours
- 10 hours
- 14 hours
- 13 hours
During an alley dock, the trailer is turning too early and too sharp. How do you correct?
- Speed up to finish the turn
- Turn the wheel slightly left
- Turn the wheel hard right
- Stop and pull fully forward
How many hours off duty must a driver have in a day?
- 10
- 6
- 8
- 12
On the road test, how close to the posted limit should you drive when conditions allow?
- Exactly at the limit
- Up to 10 km/h over it
- Within 10 km/h, not over
- 20 km/h below it
Where is over-braking a combination most likely to cause a skid or jackknife?
- At low speed in a yard
- When the trailer is fully loaded
- On wet roads or in curves
- On dry, straight highway
You arrive without wheel chocks. What happens?
- You lose 5 points but may continue
- The examiner lends you a set of chocks
- You may skip the air brake items instead
- The test is out of order
How many duty status categories do the rules define?
- Three
- Six
- Two
- Four
Which tire condition is a major defect?
- A leak you can hear or feel
- A tire touching only the mud flap
- Light wear on the tread blocks
- Dust or mud on the sidewall
During your circle check you find a single broken leaf in a spring. What kind of defect is it?
- Major
- Not a defect
- Critical impound
- Minor
How are the safety chains or cables connected on a non-fifth-wheel combination?
- Parallel
- Crossed
- Left hanging loose
- Knotted together
Which item is NOT required when the daily log is made by a recording device?
- The odometer readings
- The driver's name
- The cycle being followed
- The graph grid
For how long must the required warning lamps or flares be able to burn?
- At least 8 hours
- At least 1 hour
- At least 4 hours
- At least 24 hours
What does an orange triangle with a red border on the back of farm machinery mean?
- It is wider than 3 m
- It is carrying dangerous goods
- It is about to turn left
- It travels at 40 km/h or less
What tests does a Class A driver under 80 take to renew, usually every five years?
- Road test only
- Medical and road test
- No tests at all
- Vision and knowledge
What should you NOT expect from anti-lock brakes?
- Steering control in a hard stop
- Less wheel lock-up
- Pulsing in the brake pedal
- A shorter stopping distance
How many daily inspection items may you make errors on and still pass?
- None
- Five
- Three
- One
Where is the annual inspection decal placed on a semi-trailer?
- On the rear doors at eye level
- Inside the trailer on the bulkhead
- On the front left outside surface
- On the right side near the landing gear
Besides identity, what must Class A applicants now document when they apply?
- Proof that they own a tractor-trailer
- Residence, legal status, work eligibility
- A hiring letter from a trucking employer
- Their credit rating and bank account details
In which gear should the landing-gear crank handle be stowed?
- Neutral
- Reverse
- High gear
- Low gear
What do yellow lines on the pavement separate?
- Traffic going the same direction
- Opposite directions of traffic
- Parking spaces from driving lanes
- Bike lanes from regular car lanes
Which lane should you generally choose when driving along a multi-lane road?
- Whichever is emptiest
- The right-most safe lane
- The left-most lane
- The centre lane always
Exhaust fumes are getting into the cab. How is this defect classed?
- Not a defect
- Minor
- Minor if windows are open
- Major
Why get out and walk around before backing?
- To check for wires, people, obstacles
- To test the trailer tire pressure
- To stretch before a long manoeuvre
- To check the load paperwork
What is the minimum age to apply for a Class A licence in Ontario?
- 16
- 18
- 19
- 21
Which backing manoeuvre is the easiest and safest?
- Backing around a corner
- Blind-side alley dock
- Straight backing
- Offset backing to the right
Which condition is part of the daily log exemption?
- Driving fewer than 8 hours that day
- Having a co-driver on board all day
- Hauling only empty trailers that day
- Working for one operator that day
What is the movement limit between a pintle hook and drawbar eye?
- 1 in. (25 mm)
- 3/8 in. (10 mm)
- 1/4 in. (6 mm)
- 1/2 in. (13 mm)
A sign shows a truck and "6.5 m" over a lane with a slash. What does it mean?
- No trucks over 6.5 m long in that lane
- Trucks must keep 6.5 m apart in the lane
- Maximum truck height is 6.5 m in the lane
- Trucks only, starting 6.5 km ahead
You must report a collision to police when property damage is over what amount?
- $1,000
- $5,000
- $10,000
- $2,000
A yellow sign shows a truck on a curved arrow. What does it advise?
- Trucks may pass on the curve
- Trucks should slow for the curve
- No trucks allowed on the curve
- Truck entrance on the curve
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