Arduino and Sensors

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What is Arduino?

• Programming language

• Image editing software

• Open-source electronics platform

• Text editor

What language is the Arduino IDE built on?

• Java

• HTML

• C/C++

• Python

How many analog pins are used in Arduino UNO?

• 6

• 14

• 20

• 24

What kind of waves does the Ultrasonic Sensor work on?

• Gas

• Heat

• Light

• Sound

What is the operating frequency of the Arduino UNO Board?

• 20 MHz

• 16 MHz

• 10 MHz

• 06 MHz

Analog Pins in the Arduino boards work on the principle of PWM. What is the full form of PWM?

• Pin Wide Modulation

• Pulse Waveform Modulation

• Pulse Width Modulation

• Pulse Wave Modulation

The Arduino UNO has 14 Digital I/O Pins of which __ pins can provide PWM output.

• 1

• 4

• 6

• 8

What is the use of the LDR Sensor?

• Monitors Motion

• Monitors air pressure

• Monitors Light Intensity

• Monitors heartbeat

What is the use of the IR Sensor?

• Object Detection

• Humidity Detection

• Image Processing

• GPS