Explore topic-wise MCQs in Arduino.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Arduino knowledge and support exam preparation. Choose a topic below to get started.

1.

What will be the output of the following code given below?

A. 23
B. null
C. 8
D. 10.21View Answer
Answer» D. 10.21View Answer
Discussion
2.

What will be the nature of the output of the program?

A. Series of purely mathematical indeterministic random numbers
B. Series of purely mathematical deterministic random numbers
C. null
D. Series of indeterministic random numbers based on noiseView Answer
Answer» E.
Discussion
3.

What will the output for the code given below be, if executed on an Arduino UNO?

A. 3
B. 1
C. 2
D. 8View Answer
Answer» D. 8View Answer
Discussion
4.

What is the value of “val” in the following program if the pin 12 is given 5V 3 times?

A.
B. 113
C. 3
D. 2View Answer
Answer» D. 2View Answer
Discussion
5.

What is the output of the program given below if a voltage of 5V is supplied to the pin corresponding to the A0 pin on an Arduino UNO?

A.
B. Error
C. 0
D. 1024View Answer
Answer» E.
Discussion