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IOT Quiz

Authored by Ebenezer 2153

Computers

University

Used 2+ times

IOT Quiz
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25 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which function is used to turn on the LED in Arduino?

digitalOff()

digitalOn()

digitalWrite()

analogWrite()

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

What is the purpose of the delay() function in an LED blinking code?

To stop the LED from blinking

To control the speed of the LED blinking

To turn the LED on

To reset the Arduino

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which Arduino pin is typically connected to the positive side of an LED?

A0

D0

GND

Any digital pin

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

When using a push button, what state is detected when the button is pressed?

HIGH

LOW

NO CHANGE

FLOATING

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

What function reads the input state of a button in Arduino?

analogRead()

digitalRead()

inputRead()

buttonRead()

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

What is the purpose of an ultrasonic sensor in Arduino projects?

To detect sound

To measure temperature

To measure distance

To sense motion

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which Arduino pins are typically used to connect to the trigger and echo pins of the ultrasonic sensor?

Digital pins

Analog pins

PWM pins

RX and TX pins

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