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Quiz by Keating Helms

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50 questions
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  • Q1
    Which of the following best describes how the Distance Sensor works?
    The Distance Sensor uses the time it takes for the VR Robot to reach all objects in the Playground.
    The Distance Sensor uses the time it takes for ultrasonic waves to bounce off of an object and return to the sensor.
    The Distance Sensor uses the time it takes for ultrasonic waves to reach an object from the sensor.
    The Distance Sensor uses the time it takes for ultrasonic waves to bounce off yellow and orange objects and return to the sensor.
    30s
  • Q2
    Which of the following best describes what the Distance Sensor reports?
    The distance between the VR Robot and the Distance Sensor.
    The time it takes the VR Robot to travel around the entire playground.
    The total distance the VR Robot travels.
    The distance between the VR Robot and the nearest solid object.
    30s
  • Q3
    Which of the following is the best description of what a <Less than> block reports while inside of a [Wait until] block?
    Question Image
    The total time needed to run the project.
    The total time the VR Robot has until it reaches an object.
    A TRUE or FALSE value.
    If the distance is a large number.
    30s
  • Q4
    In this example project the VR Robot should get to the number "2" in the Wall Maze, but it does not. Which of the following describes the error in this project?
    Question Image
    A [Turn to rotation] block is missing.
    A <Greater Than> block was used instead of a <Less Than> Block.
    A [Turn for] block was used instead of [Turn] block.
    A [Drive for] block is missing.
    30s
  • Q5
    Which of the following describes how the VR Robot will move in this project?
    Question Image
    The VR Robot will drive 150 millimeters (mm) then stop.
    The VR Robot will start driving and stop when the Distance Sensor is less than 150 millimeters (mm) away from an object.
    The VR Robot will drive forward, stop, drive forward again for 150 millimeters (mm) then stop.
    The VR Robot will start driving and stop when the Distance Sensor is greater than 150 millimeters (mm) away from an object.
    30s
  • Q6
    How can you monitor the value of the Distance Sensor in the Monitor Console?
    Select the checkbox next to the <Distance found object> or (Distance from) block.
    Select the checkbox next to the (Position of Robot) block.
    Select the checkbox next to the <Drive is moving> block.
    Select the checkbox next to the <Color near object> block.
    30s
  • Q7
    Which of the following describes why the VR Robot will not move in this example project?
    Question Image
    The distance between the Distance Sensor and the object is less than 150 millimeters (mm) away.
    The Eye Sensor is reporting the color red.
    The distance between the Distance Sensor and the object is greater than 150 millimeters (mm) away.
    The VR Robot will immediately crash into a wall if it moves.
    30s
  • Q8
    What values does the <Distance found object> block report?
    TRUE or FALSE.
    On or Off.
    Yes or No.
    Zero or One.
    30s
  • Q9
    Which of the following best describes what the <Less than> block reports?
    If the first value and the second value are equal.
    If the first value is larger than the second value.
    The second value.
    If the first value is less than the second value.
    30s
  • Q10
    What units does the (Distance from) block use when reporting values?
    Inches and centimeters.
    Millimeters (mm) and inches.
    Meter and millimeters (mm).
    Meter and inches.
    30s
  • Q11
    Which block reports if the Bumper Switch is pressed?
    <Bumper switch on>
    <Distance found object>
    <Pressing bumper>
    <Color near object>
    30s
  • Q12
    What values does the <Pressing bumper> block return?
    Positive (pressed); Negative (released).
    Distance from object in millimeters (mm).
    TRUE (pressed) or FALSE (released).
    Number values between one and ten.
    30s
  • Q13
    What will happen when the Bumper Sensor is pressed in this project?
    Question Image
    The VR Robot will stop moving.
    The VR Robot will turn left for 90 degrees.
    The VR Robot will turn right for 90 degrees.
    The VR Robot will drive in reverse for 200 millimeters (mm).
    30s
  • Q14
    What does the <Pressing bumper> block report if the Bumper Sensor is pressed?
    Reports a measured distance.
    Reports TRUE.
    Reports FALSE.
    Reports an object found.
    30s
  • Q15
    How could you use the Bumper Sensor in the Wall Maze challenge?
    To instruct the VR Robot to turn when it bumps into a wall.
    To make the VR Robot ascend a wall to finish the maze faster.
    To determine the color of the wall.
    To calculate the distances between the VR Robot and a wall.
    30s

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