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Questions and Answers

What is the purpose of the Ground (GND) pin on an Arduino?

To act as a reference point for voltage measurements (correct)

To supply power to the analog pins

To provide a 5V power source

To control the digital pins

Which of the following statements about Tinkercad is true?

It is a paid software for designing 3D models

It cannot be used in conjunction with Arduino

It allows users to simulate and test circuits virtually (correct)

It is primarily designed for expert users

In the given code snippet, what is the purpose of the delay(1000) statement?

To turn the LED off after 1 second

To turn the LED on for 1 second

To pause the program for 1 second (correct)

To pause the program for 1 millisecond

Which of the following is a valid range for the digital pins on an Arduino?

0 to 13 (A) Signup and view all the answers

What is the voltage level associated with the digital pins on an Arduino?

5V (B) Signup and view all the answers

Which of the following statements correctly describes the purpose of Tinkercad?

It is a platform for designing and simulating 3D models (A) Signup and view all the answers

In the context of Arduino programming, what does the term 'simulate' refer to?

Testing the program in a virtual environment (D) Signup and view all the answers

What is the purpose of analog pins on an Arduino board?

To measure or output analog voltages (D) Signup and view all the answers

Which of the following statements is true about the given code snippet?

The LED will turn on, stay on for 1 second, and then turn off (B) Signup and view all the answers

What is the purpose of the power pins on an Arduino board?

To supply power to the board and connected components (B) Signup and view all the answers