Test Review: VR Robot, Gears, and Motors

Which of the following blocks is used to lift up the VEX VR pen?

• [Set Pen color] block

• [Set Print color] block

• [Move Robot pen] block

• [Set print precision] block

Which of the following describes how the Bumper Sensor works in a VEXcode VR project?

• Senses if an object is a certain color.

• It is a switch that reports if it is pressed or released.

• Moves the VR Robot forward or backwards a specific distance.

• Turns the VR Robot left or right a specific amount of degrees.

Which of the following blocks reports the X or Y coordinate position of the VR Robot in either millimeters (mm) or inches?

• (Position of Robot) block.

• (Position angle in degrees) block.

• (Distance from) block.

• <Distance found object> block.

What are the approximate coordinates for the number "51" on the Number Grid Map Playground?

• X: -900 millimeters (mm) Y: 100 millimeters (mm)

• X: 100 millimeters (mm) Y: -900 millimeters (mm)

• X: 900 millimeters (mm) Y: -100 millimeters (mm)

• X: -900 millimeters (mm) Y: -900 millimeters (mm)

Which of the following would result in the VR Robot driving in a square?

• Drive forward for 200 mm, Drive forward 200 mm, turn right 90 degrees, turn right 90 degrees, dirve forward 200 mm, turn right 90 degrees, drive forward 200 mm

• Drive forward for 2000 mm, turn right 90 degrees, Drive forward 200 mm, turn left 90 degrees, drive forward 2000 mm, turn right 90 degrees, drive forward 200 mm

• Drive forward for 200 mm, turn right 90 degrees, Drive forward 200 mm, turn right 90 degrees, drive forward 200 mm, turn right 90 degrees, drive forward 200 mm

• Drive forward 200 mm, turn right 90 degrees, turn right 90 degrees, turn right 90 degrees, drive forward 200 mm, drive forward 2000 mm, drive forward 200 mm

A programming language is a spoken language used to communicate with the VR Robot.

• True

• False

What is a behavior?

• An action performed by the robot

• How to break down instructions into simpler tasks

• How robots communicate with a person

• the way robots send information back to the user

What color lines can the VEX VR Pen NOT draw?

• Yellow

• Green

• Blue

• Red

When pressed, the Bumper Sensor returns a value of 1.

• True

• False

Which of the following describes a reason why the Location Sensor would be used in a project?

• To report if the Bumper Sensor is pressed on the VEXcode VR Robot.

• To pick up and drop disks with metal cores.

• To move the VR Robot to a known location.

• To detect the color of an object.