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WorksheetsArduino Uno Quiz
Total questions: 15
Worksheet time: 8mins
What is the microcontroller used in the Arduino Uno?
ATmega328P
ATmega2560
ATtiny85
ESP8266
How many digital I/O pins does the Arduino Uno have?
8
14
20
32
Which communication protocol is not supported by the Arduino Uno?
SPI
I2C
UART
Bluetooth
Which Arduino IDE function is used to initialize variables and settings?
setup()
loop()
init()
start()
What is the clock speed of the Arduino Uno?
8 MHz
16 MHz
32 MHz
64 MHz
How much flash memory does the Arduino Uno have?
2 KB
8 KB
16 KB
32 KB
How many analog input pins does the Arduino Uno have?
4
6
8
10
Which pin is used as an external interrupt pin in the Arduino Uno?
D2 and D3
D4 and D5
D6 and D7
D8 and D9
Which of the following is a built-in library in the Arduino IDE?
LiquidCrystal
Servo
Wire
All of the above
How many PWM pins are available on the Arduino Uno?
4
6
8
10
What is the function of the AREF pin in the Arduino Uno?
Analog reference voltage
Analog reset
Digital reference voltage
Digital reset
What is the default baud rate for serial communication in the Arduino Uno?
4800
9600
14400
19200
Which function in the Arduino IDE runs repeatedly after setup()?
setup()
loop()
init()
run()
Which communication protocol is used to upload sketches to the Arduino Uno?
SPI
I2C
UART
USB
Which of the following pins support SPI communication on the Arduino Uno?
D10, D11, D12, D13
D2, D3, D4, D5
A0, A1, A2, A3
D6, D7, D8, D9
