Otto Blockly Quiz

What is the purpose of the setup() block?

• To repeat tasks again and again

• To run code only once at the start

• To stop the program

• To blink an LED

Where do we write code that runs again and again in Otto blockly?

• setup()

• start()

• loop()

• repeat()

Which function is used to turn an LED ON or OFF?

• digitalRead()/ Set Pin

• digitalWrite()/Set Digital Pin

• analogWrite()/Set Analog Pin

• Serial.print()

What does Analog Pin control?

• Full ON/OFF power

• Motor speed or LED brightness

• Serial Monitor

• Sensor reading

What is used to display values from sensors or variables on a computer?

• USB Cable

• Buzzer

• Serial Monitor

• LED

Which block allows us to read data from a sensor (like LDR)?

• digitalWrite

• analogRead

• delay

• loop

What is the role of USB in Otto Blockly?

• Give sound

• Upload code and give power

• Display colors

• Control sensors

What block will you use to wait for a few seconds in your code?

• delay()

• pause()

• wait()

• break()

Which of these is NOT a data type?

• int

• string

• fast

• float

What does a variable do?

• Changes the LED color

• Stores a value for use

• Reads a sensor

• Turns the car