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    Why should headlights be used when it starts to get dark?

    DVSA-style practice question · Alertness

    The answer options

    • To make dashboard easier to see
    • To blend in with other drivers
    • To match the streetlights
    • So you can be seen by othersCorrect

    Why the other options are wrong

    • “To make dashboard easier to see” is a distractor. It does not meet the standard the question is testing, which so you can be seen by others does. Picking it in the real test costs a mark you cannot get back, and with a pass mark of 43 out of 50 you only have seven to spare.
    • “To blend in with other drivers” is a distractor. It does not meet the standard the question is testing, which so you can be seen by others does. Picking it in the real test costs a mark you cannot get back, and with a pass mark of 43 out of 50 you only have seven to spare.
    • “To match the streetlights” is a distractor. It does not meet the standard the question is testing, which so you can be seen by others does. Picking it in the real test costs a mark you cannot get back, and with a pass mark of 43 out of 50 you only have seven to spare.

    Why that is the answer

    As daylight fades, it becomes much harder for pedestrians and other road users to spot your vehicle. Turning on your headlights ensures you can be seen clearly by others, significantly reducing the risk of a collision. The Highway Code requires you to use headlights when visibility is poor. Although turning them on will illuminate your dashboard, the main safety benefit is making your vehicle visible to everyone else around you.

    What alertness covers

    • · Mirror–signal–manoeuvre and when each mirror is checked
    • · Blind spots and life-saver shoulder checks
    • · Correct signalling, including when not to signal
    • · Tiredness, breaks on long journeys and the 15-minute rest rule

    Mistakes learners repeat on this topic

    • · Signalling so early that other drivers act on the wrong junction
    • · Checking mirrors after starting a manoeuvre rather than before
    • · Opening a window as a cure for tiredness instead of stopping
    • · Answering a hands-free call and assuming it is a safe alternative

    Instructor tip: If a question offers 'stop somewhere safe and rest' for a tiredness scenario, that is almost always the marked answer.

    How this comes up in the real test

    Questions from alertness appear throughout the 50-question multiple-choice section, and the wording changes between versions. Learn the rule rather than the sentence: the DVSA can ask the same point from the opposite direction, and a memorised answer falls over the moment the phrasing moves.

    The pass mark is 43 out of 50, so seven wrong answers is your entire margin. If a whole category is shaky, run the topic practice below until you are getting every question right for the right reason, then go back to full mocks under the clock.

    Practise AlertnessSit a full mock test

    More alertness questions

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