LED-Microbit Mastery

What does LED stand for?

• Light Emitting Diode

• Low Energy Device

• Luminous Electric Display

• Light Energy Detector

What is an LED?

• An analog sensor

• A digital sensor

• A semiconductor light source

• A type of battery

What happens when current passes through an LED?

• It gets charged

• It emits sound

• It turns off

• It emits light

What type of sensor is an LED used as in the tutorial?

• Mechanical

• Digital

• Analog

• Optical

What does the program do when the A button is pressed?

• Charges the LED

• Disconnects the LED

• Turns the LED on

• Turns the LED off

What type of loop is used in the program?

• Do-while loop

• While loop

• For loop

• Forever loop

What type of statement is used to handle the LED's state?

• Try-catch

• If-else

• Switch-case

• For

What value is used to turn the LED on?

• 1

• 3

• 2

• 0

Which pin is used to control the LED?

• Pin A

• Pin 2

• Pin 0

• Pin 1

What must be connected to the shorter leg of the LED?

• Pin 1

• Pin 0

• Battery

• Ground