Alertness Theory Test 2024

The Alertness Theory Test consists of 28 questions.
You need 24 out of 28 (86%) to pass. There is no time limit for this test.
Click here to read our Alertness Theory Test revision notes.

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This is the first section and certainly one of the most important. With thousands of accidents and fatalities caused every year by a lack of concentration, alertness is vital to safeguard yourself and other road users.

You should not drive if you have consumed any alcohol, taken drugs or strong medication, or you are feeling particularly tired. Always ensure you are concentrating on driving, not distracted by phones or music, and you are able to see developing hazards and can obey road signs.

Alcohol and Drugs

  • Reduced co-ordination
  • False confidence
  • Poor judgement
  • Reduced concentration
  • Slower reaction times

Strong Medication and Illness

  • Your reaction time is slower
  • Unable to judge distance
  • Lack of co-ordination
  • Always read the medicine label carefully or ask your doctor for advice


  • You may fall asleep at the wheel
  • You should open the window to allow fresh air in
  • Take a break every two hours
  • Do not drive for long stretches on the motorway, particularly at night


  • Use your mirrors regularly to observe the surroundings at the front and rear of your vehicle
  • Be aware of blind spots – areas not covered by your mirrors.
  • Do not hang things from your mirror – they are a distraction and could restrict your view.


  • No phones (including hands free)
  • No loud music
  • Ensure that children are under control
  • Don’t slow down to look at accidents

Alertness Theory Test Tips

In reality, the alertness questions are all about common sense and the conservative, cautious option is usually the correct answer.