Lego EV3 Robotics Quiz (Multiple Choice)

What are constraints?

• Descriptions of what the robot should look like

• A set of limitations which the solution must satisfy

• A set of rules for how the robot should move

• Examples of components the robot should include

What does LED stand for?

• Light Excited Diode

• Light Electricity Device

• Light-Emitting Diode

• Light-Emitting Device

How can programs be downloaded onto the robot?

• USB cable

• Power cable

• VGA cable

• Ethernet cable

What is a gear ratio?

• Ratio between the smallest and largest gears

• Ratio between the quantity of teeth on two gears that are turning together

• Ratio between the teeth of the gears that are the farthest apart from each other

• Ratio between the two largest gears

How do you turn on the EV3?

• Right Button

• Left Button

• Center Button

• Top Button

How do you turn off the EV3?

• Insert the USB adapter into the USB port on the side of the EV3

• Press and hold the right button for 5 seconds until there is a clicking noise

• Double click left button and wait for a shut down box to appear

• Press the back button until a shut down box appears, and use the center button to select the check

How can the motor and sensor values be checked on the EV3?

• Using the Brick Apps on the third menu > Port View > Select the desired motor or sensor

• Attach another screen adapter to the USB port on the side of the EV3

• Add blocks to display the motor and sensor values when the program is running

• Use a digital multimeter to measure the output values

What can a robot’s program do?

• Send information to electronic devices

• Connect the different parts of the robot

• Process data and make decisions

• Provide power to electronic devices

Which programming command allows a computer to choose between two sequences of code based on a conditional statement?

• Block

• Touch

• Sensor

• Switch

Which are used to connect motors?

• Ports A-D

• Ports A-C

• Ports 1-4

• Ports 1-3