Obstacle-Avoiding Car Code Quiz

Obstacle-Avoiding Car Code Quiz

11th Grade

15 Qs

quiz-placeholder

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Obstacle-Avoiding Car Code Quiz

Obstacle-Avoiding Car Code Quiz

Assessment

Quiz

Other

11th Grade

Practice Problem

Easy

Created by

Kingsley Ogbonna

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the primary function of this Arduino code?

Controlling an LED strip based on distance measurements

Allowing a robot car to autonomously navigate and avoid obstacles

Measuring temperature and displaying results on an LCD screen

Controlling a robotic arm using servo motors

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What component is responsible for detecting obstacles?

Servo motor (SG90)

L293B motor driver

Ultrasonic sensor (HC-SR04)

Breadboard

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What does the following block of code do?

Moves the robot forward when there is no obstacle

Rotates the servo to the right, measures the distance, and returns the value

Makes the robot turn right al the time it detects an obstacle

Stops the robot and resets the sensor

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which function is responsible for stopping the motors?

moveStop ( )

moveForward ( )

moveBackward ( )

turnLeft ( )

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the purpose of the readPing ( ) function?

To control the servo motor's rotation when it is rotating

To activate the DC motors

To read and return the measured distance from the ultrasonic sensor

To reset the Arduino UNO when an obstacle is detected

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which Arduino pins are used for the ultrasonic sensor’s trigger and echo signals?

A0 and A1

3 and 5

8 and 9

10 and 11

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What happens if the ultrasonic sensor does NOT detect any obstacles?

The robot moves forward continuously

The robot stops and waits for an obstacle

The robot starts moving backward

The robot beeps and shuts down

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