Arduino code programming

Question 1

What is the main programming language used for Arduino development?

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Question 2

Which function in Arduino is used to initialize variables or pin modes?

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2

Question 3

What function in Arduino runs continuously after setup() is completed?

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0

Question 4

Which Arduino function is used to set the digital pin as output?

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1

Question 5

What does the digitalWrite() function do in Arduino?

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Question 6

Which function would you use to read the value from a digital pin in Arduino?

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Question 7

What is the purpose of the delay() function in Arduino?

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Question 8

How do you comment a single line in an Arduino sketch?

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Question 9

Which of the following is a correct way to declare an integer variable in Arduino?

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Question 10

What is the correct syntax to set pin 13 as an output in Arduino?

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Question 11

What is the default baud rate for Serial communication in Arduino?

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Question 12

Which of the following is used to start serial communication in Arduino?

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Question 13

What is the role of the void keyword in function definitions in Arduino sketches?

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Question 14

In Arduino, which variable type should be used to store a character?

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Question 15

What is the purpose of the analogRead() function in Arduino?

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Question 16

Which of these is a valid function prototype in Arduino?

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Question 17

How can you reset an Arduino board using code?

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3

Question 18

What is the maximum voltage that can be applied to an Arduino Uno's digital pin?

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Question 19

Which command is used to turn off a digital pin in Arduino?

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Question 20

What is the purpose of the analogWrite() function in Arduino?

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2