Micro:bit Circuit Board Quiz

What components does the micro:bit circuit board include?

• Microcontroller, buttons A and B, pins (P0, P1, P2, 3V, and GND), LEDs, radio and Bluetooth antenna, sensors (accelerometer, compass, ambient light sensor, temperature sensor inside the processor)

• Microcontroller, buttons C and D, pins (P3, P4, P5, 5V, and GND), LCD screen, Wi-Fi and NFC antenna, sensors (gyroscope, barometer, UV light sensor, humidity sensor inside the processor)

• Microcontroller, buttons A and B, pins (P0, P1, P2, 5V, and GND), OLED display, radio and Zigbee antenna, sensors (accelerometer, GPS, ambient light sensor, pressure sensor inside the processor)

• Microcontroller, buttons A and B, pins (P0, P1, P2, 3V, and GND), LEDs, radio and infrared antenna, sensors (accelerometer, compass, ambient light sensor, temperature sensor outside the processor)

What are the two battery and holder capacities mentioned for the micro:bit?

• (3) x AA capacity and (4) x AAA capacity

• (5) x AA capacity and (6) x AA capacity

• (5) x AAA capacity and (6) x AAA capacity

• (5) x AA capacity and (6) x AAA capacity

What is the purpose of the (3)4 AA batteries in the micro:bit Kit Exploration?

• To power the micro:bit when it's connected to the computer through USB

• To recharge the micro:bit

• To supply battery to the micro:bit and accessories when not connected to the computer through USB

• To provide extra memory to the micro:bit

What does a Flex Sensor do?

• Measures temperature changes

• Detects the extent of bending

• Counts the number of flexes

• Measures the intensity of sound

How can the Pressure Sensor be used in terms of input signal?

• As a digital signal only

• As an analog signal only

• Either as a digital (0 or 1) or an analog (0–1023) signal

• As a wireless signal transmitter

What does a Photocell Resistor detect?

• The amount of pressure

• The extent of bending

• The amount of light

• The level of humidity

What is the range of values that a potentiometer can detect?

• 0-512

• 0-1023

• 0-255

• 0-2048

How many potentiometers are included in the micro:bit Kit Exploration?

• 2

• 3

• 4

• 5

What does a potentiometer detect?

• Temperature changes

• Light intensity

• Extent of turning

• Sound frequency

What is the function of a piezo speaker (buzzer) in the micro:bit Kit Exploration?

• Emits light

• Detects sound

• Produces sound

• Measures distance