Arduino and IoT Quiz

What type of signal does the analogWrite() function output?

• Pulse Code Modulated

• Frequency Modulated

• Pulse Width Modulated

• Pulse

• Amplitude

What is the use of the Ethernet library?

• To connect the Arduino

• To connect the Arduino

• To connect the Arduino to

• To connect the Arduino

What mode should we put the Arduino pin to, in order for object detection to work with the Ultrasonic?

• TDM

• PCM

• Analog

• Digital

What is the range of numbers you can store in a variable of type byte?

• 0 to 90

• 0 to 65535

• 0 to 4294967295

• 0 to 255.

What are the applications of IOT?

• House

• Office

• Environmental

• All of the above

Which one is not an element of IoT?

• People

• Process

• Security

• Things

The IOT is a based technology

• Software

• Hardware

• Both a and b

• None of the above

Choose the input device

• Sensor

• Actuator

• NODEMCU

• Cloud computing

How many main components IoT mainly consists of?

• 2

• 3

• 4

• 5

How many layers are in IoT architecture?

• 3

• 5

• 7

• 9