DKTKey points on fatigue for the Western Australia learner test. Each answer is checked against the official Western Australia handbook or road rules; use the practice-question links to test yourself.
Before a long trip, what is the most important thing to do?
Answer: Get plenty of sleep before you set off
Fatigue is a major cause of crashes. Be well rested before a long drive.
Practice question 372 · official source
In a 3 to 5 second micro-sleep at 100 km/h, roughly how far can your car travel without you steering?
Answer: Over 100 metres
At 100 km/h a vehicle can travel more than 100 metres during a micro-sleep, enough to leave the road or hit another vehicle.