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.

What happens when the sequence 1 1 1 is fed to the IN3, IN4 and EN3_4 pins respectively?

A. Clockwise Motor Rotation
B. Anticlockwise Motor Rotation
C. Stops Motor Rotation
D. Stalls Motor Rotation
Answer» D. Stalls Motor Rotation
Discussion
2.

What happens when the sequence 0 1 1 is fed to the IN1, IN2 and EN1_2 pins respectively?

A. Clockwise Motor Rotation
B. Anticlockwise Motor Rotation
C. Stops Motor Rotation
D. Stalls Motor Rotation
Answer» C. Stops Motor Rotation
Discussion
3.

What is the use of the Vcc1 pin?

A. Input
B. Output
C. Activation
D. Power input
Answer» E.
Discussion
4.

What is the use of the Vcc2 pin?

A. Input
B. Output
C. Activation
D. Power input
Answer» E.
Discussion
5.

What is the use of the OUT1 and OUT2 pins?

A. Input
B. Output
C. Activation
D. Power input
Answer» C. Activation
Discussion
6.

What is the use of the EN3_4 pin?

A. Input
B. Output
C. Activation
D. Power input
Answer» D. Power input
Discussion
7.

What will happen if we supply a voltage of 250 kV to the Vcc of the L293D module?

A. Damage is caused
B. Module will shut down
C. Module will not respond for the time the voltage is applied
D. Module will function normally
Answer» B. Module will shut down
Discussion
8.

What is the use of the EN1_2 pin?

A. Input
B. Output
C. Activation
D. Power input
Answer» D. Power input
Discussion
9.

How many pins are present in the Motor Driver (L293D) Module?

A. 12
B. 16
C. 13
D. 50
Answer» C. 13
Discussion
10.

What is the use of the Motor Driver (L293D) Module?

A. Monitors Motion
B. Evaluates air pressure
C. Controls Motors
D. Switches circuits
Answer» E.
Discussion