Explore topic-wise MCQs in Arduino.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Arduino knowledge and support exam preparation. Choose a topic below to get started.

1.

How to view each command that gets executed during the compilation process?

A. Enable Verbose Output
B. Disable Verbose Output
C. Show Sketch Folder
D. Open Serial Plotter
Answer» B. Disable Verbose Output
2.

Why does every compilation of a source code in Arduino check for previous compilations?

A. To delete the previously generated .o files
B. To use the previously generated .o files
C. To relocate the previously generated .o files
D. To copy the previously generated .o files
Answer» C. To relocate the previously generated .o files
3.

What is the .d file format s use in C?

A. For managing dependencies
B. For the D programming language
C. For storing the variables and memory locations
D. For creating new errors in dependencies
Answer» B. For the D programming language
4.

Which of the following file format is generated once the C code is compiled?

A. .c
B. .h
C. .ino
D. .o
Answer» E.
5.

After the compilation process, the file containing the assembly instructions for the microcontroller is stored in a file. What is the file type?

A. .o
B. .hex
C. .cpp
D. .hpp
Answer» C. .cpp
6.

How many configuration files are there which allows us to customize the architecture in an Arduino in order to add support for custom boards?

A. 1
B. 2
C. 3
D. 4
Answer» D. 4
7.

How many architectures does the Arduino subfolder in the Hardware section contain?

A. 2
B. 3
C. 4
D. 9
Answer» B. 3
8.

What is the use of the Arduino.h header file?

A. It gives root access to the microcontroller s file system
B. It enables the programmer to access all of Arduino s core functionality
C. It allows other people to create libraries for the Arduino code
D. It doesn t have any use and can be omitted at any point of time in the code
Answer» C. It allows other people to create libraries for the Arduino code
9.

Where does the Arduino IDE search if it needs to find out the Name of a type of Arduino Board?

A. build.txt
B. boards.txt
C. build.core
D. Arduino.h
Answer» C. build.core
10.

What compiler toolchain is used to compile the Arduino Sketches?

A. AVR-G++/GCC
B. Python
C. PowerShell
D. Perl
Answer» B. Python