Arduino Microcontroller Basics Quiz Form
Test your knowledge of Arduino microcontroller fundamentals. Please answer all questions below. This is a quiz form.
Which of the following is the main microcontroller used on the Arduino Uno board?
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ATmega328P
PIC16F877A
STM32F103
ESP8266
Select all components that are typically found on an Arduino Uno board.
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USB connector
Voltage regulator
Ethernet port
Reset button
What is the default baud rate for serial communication on most Arduino boards?
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9600
115200
4800
19200
Which Arduino function is called only once when a sketch starts?
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setup()
loop()
begin()
main()
Name one type of digital sensor commonly used with Arduino boards.
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Match each Arduino pin label to its correct description.
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Rows
Digital I/O
Analog In
GND
Pin description
Can be used as input or output
Analog signal input
Power supply
Ground
Can be used as input or output
Analog signal input
Power supply
Ground
Can be used as input or output
Analog signal input
Power supply
Ground
Which statement about Arduino PWM pins is correct?
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PWM pins can output analog voltages.
PWM pins simulate analog output using digital signals.
PWM pins are only for input.
PWM pins are not present on Arduino boards.
What does the Arduino IDE use to upload code to the board?
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Serial communication
Bluetooth
Wi-Fi
Infrared
Write the function used to set a pin as output in Arduino code.
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Select all programming languages that can be used with Arduino boards.
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C++
Python
JavaScript
Scratch
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