Traffic Light Control Systems Quiz
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Questions and Answers

What was the first automated system for controlling traffic signals?

  • Developed by computer scientists in the USA
  • Developed by Leonard Casciato and Josef Kates (correct)
  • Developed by traffic engineers in the UK
  • Developed by transportation planners in Australia
  • In Australia and New Zealand, what is a 'phase' in the context of traffic signals?

  • An indication shown to traffic on traffic signal aspects
  • An electrical output from the traffic signal controller
  • A period of time during which a set of traffic movements receive a green signal (correct)
  • Any path through the junction which vehicles or pedestrians are permitted to take
  • What is a 'signal group' in the context of traffic signals?

  • A period of time during which a set of traffic movements receive a green signal
  • An indication shown to traffic on traffic signal aspects
  • One electrical output from the traffic signal controller (correct)
  • Any path through the junction which vehicles or pedestrians are permitted to take
  • What does a green phase indicate in the context of traffic signals?

    <p>Gives all traffic from a particular approach the right of way through the junction</p> Signup and view all the answers

    What is a 'movement' in the context of traffic signals?

    <p>Any path through the junction which vehicles or pedestrians are permitted to take</p> Signup and view all the answers

    What does motor control encompass?

    <p>Conscious and subconscious movements</p> Signup and view all the answers

    What must the nervous system integrate to control movement?

    <p>Multimodal sensory information</p> Signup and view all the answers

    What is argued by some researchers studying movement?

    <p>Motor control is the reason brains exist</p> Signup and view all the answers

    How many motor neurons control the contraction of ~600 muscles in humans?

    <p>~150,000</p> Signup and view all the answers

    What is a single motor neuron and the muscle fibers it innervates called?

    <p>Motor unit</p> Signup and view all the answers

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