NT Driver Knowledge Test study materials
NT Driver Knowledge Test study resources

NT Driver Knowledge Test key terms

NT Driver Knowledge Test · Get comfortable with the vocabulary.

Give way

To let another road user go first when road rules or signs require it, slowing or stopping so they can proceed safely before you move.

Related: Stop line, Roundabout, Uncontrolled intersection
Stop line

A solid white line painted across your lane at a stop sign or traffic light. You must stop completely before the line, not on or past it.

Related: Give way, Stop sign
Stop sign

A red octagonal sign meaning you must bring the vehicle to a complete stop at the stop line or sign, then give way to all other traffic before continuing.

Related: Stop line, Give way
Give way sign

A triangular sign telling you to slow down and yield to traffic on the road you are entering or crossing, stopping only if necessary to avoid conflict.

Related: Give way, Stop sign
Roundabout

A circular intersection where traffic flows one way around a central island. You give way to vehicles already circulating and signal when leaving.

Related: Give way, Indicator
Uncontrolled intersection

A crossing with no signs, lights, or markings deciding priority. Default give-way rules apply, often requiring you to yield to vehicles on your right.

Related: Give way, Roundabout
Indicator

The flashing light on a vehicle used to signal turning, changing lanes, or leaving a roundabout, warning other road users of your intended movement.

Related: Roundabout, Blind spot
Blind spot

An area around the vehicle that cannot be seen in the mirrors. You must turn your head to check it before changing lanes or reversing.

Related: Head check, Indicator
Head check

A quick look over your shoulder into the blind spot before changing lanes or pulling out, confirming no vehicle, cyclist, or motorcyclist is hidden there.

Related: Blind spot
Following distance

The gap between your vehicle and the one ahead. A safe gap gives you time to stop if traffic slows suddenly, commonly measured using a time-based rule.

Related: Braking distance, Reaction time
Reaction time

The moment between noticing a hazard and beginning to brake or steer. During this time the vehicle keeps travelling, adding to your total stopping distance.

Related: Following distance, Braking distance
Braking distance

The distance a vehicle travels from the moment the brakes are applied until it stops. It increases with speed and on wet or loose surfaces.

Related: Reaction time, Following distance
Speed limit

The maximum legal speed allowed on a road, shown by signs or set by default rules. Exceeding it is an offence regardless of traffic conditions.

Related: Speed adaptation
Speed adaptation

Choosing a speed below the limit to suit actual conditions such as rain, darkness, traffic, or roadworks, so you can stop within the distance you can see.

Related: Speed limit, Following distance
School zone

An area near a school with a reduced speed limit during set times, marked by signs and often flashing lights, where children may cross unexpectedly.

Related: Speed limit, Pedestrian crossing
Pedestrian crossing

A marked section of road where pedestrians have priority. Drivers must slow down, be ready to stop, and give way to anyone on or entering the crossing.

Related: Give way, School zone
Lane change

Moving from one marked lane to another. You must signal, check mirrors and blind spots, and give way to traffic already in the lane you want.

Related: Blind spot, Indicator, Head check
Keep left

The rule that you drive on the left side of the road in Australia, staying in the left lane unless overtaking or turning right.

Related: Overtaking, Lane change
Overtaking

Passing a slower vehicle travelling in the same direction. It must be done safely, with clear visibility, enough space, and without exceeding the speed limit.

Related: Keep left, Lane change
Continuous white line

A solid line along the centre of the road that you must not cross to overtake or turn, except in limited circumstances such as entering a driveway.

Related: Overtaking, Keep left
Blood alcohol concentration

The amount of alcohol in your blood, measured for legal limits. Learner and provisional drivers must have zero alcohol while driving.

Related: Zero alcohol limit, Demerit point
Zero alcohol limit

A rule requiring learner and provisional licence holders to have no alcohol in their blood at all while driving, with penalties for any reading above zero.

Related: Blood alcohol concentration, Demerit point
Demerit point

A penalty recorded against your licence for a traffic offence. If you collect too many points within a set period, your licence can be suspended.

Related: Suspension, Zero alcohol limit
Suspension

A period during which your driver licence is withdrawn and you are not allowed to drive, often due to too many demerit points or a serious offence.

Related: Demerit point, Provisional licence
Learner licence

A permit allowing a person to learn to drive under supervision, usually after passing a knowledge test, while displaying learner plates and obeying special conditions.

Related: Provisional licence, Supervising driver
Provisional licence

An intermediate licence held after the learner stage and before a full licence, carrying conditions such as passenger limits, display rules, and a zero alcohol limit.

Related: Learner licence, Zero alcohol limit
Supervising driver

A fully licensed driver who sits beside a learner and is responsible for the vehicle, giving guidance and ensuring the learner obeys the road rules.

Related: Learner licence
Seat belt

A safety restraint that must be worn by the driver and all passengers where fitted. The driver is responsible for ensuring children are properly restrained.

Related: Child restraint, Roadworthy
Child restraint

An approved seat or booster designed for a child's size and age, required by law until the child meets the height or age rules for an adult belt.

Related: Seat belt
Roadworthy

The condition of a vehicle that is safe to drive, with working brakes, lights, tyres, steering, and no defects that could endanger others on the road.

Related: Seat belt, Registration
Registration

The official record and label showing a vehicle is licensed to be used on public roads, with compulsory third-party insurance attached to it.

Related: Roadworthy, Compulsory third-party insurance
Compulsory third-party insurance

Insurance included with vehicle registration that covers injury to other people in a crash, regardless of who caused it.

Related: Registration, Roadworthy
Fatigue

Extreme tiredness that slows reactions and judgement. Drivers should stop and rest regularly on long trips and never drive when drowsy.

Related: Reaction time, Speed adaptation
Mobile phone offence

Using a hand-held phone while driving, such as calling, texting, or browsing, which is illegal because it takes your eyes and attention off the road.

Related: Fatigue, Demerit point
Hazard

Anything that could cause a crash or require you to change speed or direction, such as a pedestrian, parked car, pothole, or wet road surface.

Related: Speed adaptation, Following distance
Emergency vehicle

An ambulance, fire truck, or police vehicle displaying flashing lights or sirens. You must give way and, where safe, move out of its path.

Related: Give way, Keep left
Railway crossing

A place where the road meets train tracks, marked by signs, flashing lights, or boom gates. You must stop if a train is approaching and never queue over the tracks.

Related: Stop line, Hazard