PA revision

What is the code to start using Serial monitor?

• Serial.Begin(9600)

• Serial.begin()

• Serail.begin(9600)

• Serial.begin(9600)

What sensor is used to read temperature?

• DHT333

• BME280

• RGB led

• Colour sensor

What is using a function good for?

• Improve readability

• Faster processing

• Harder to read

• use less memory

What is a float variable?

• To store decimals

• To store whole number only

• To store function

• To store only positive value

Where do you write the code that executes once when Arduino starts up?

• digitalWrite()

• begin()

• loop()

• setup()

What is the function to read BME280 data?

• digitalWrite()

• readTemperature()

• analogWrite()

• readTemp()

Which is the correct function to provide digital write to pin 9?

• DigitalWrite(9, LOW)

• digitalWrite(9)

• digitalWrite(9, HIGH)

• Digitalwrite(9, HIGH)

What is the logic at MCU pin based on the circuit?

• Press: HIGH

  Release: HIGH

• Press: HIGH

  Release: LOW

• Press: LOW

  Release: HIGH

• Press: LOW

  Release: LOW

What is the logic to turn on the LED?

• digitalWrite(9, HIGH)

• digitalWrite(9, LOW)

What is the function to use the buzzer?

• noTone(buzzer, 440, 100)

• Tone(buzzer, 440, 100)

• noTone(440, 100)

• Tone(440, 100)