IOTA Unit 2 - Revision Quiz

What are the 4 layers of IoT architecture?

• Sensors, Network, Management, User Interface

• Sensors, Processor, Network, Application

• Sensors, Gateway, Management Service, Application

• Sensors, Gateway, Control, Application

Which layer of IoT architecture is responsible for data processing?

• Application

• Sensor & Embedded Board

• Gateway & Network

• Management Service

What is the primary function of an IoT gateway?

• To sense data

• To connect IoT devices to the internet

• To provide user interfaces

• To analyze data

Which of the following is an example of a sensor?

• Modem

• Fitness tracker

• Cloud server

• Router

What type of automated control is based on a set schedule?

• Need Based

• Event Based

• Time Based

• Communication Based

What else can a temperature sensor measure?

• Light intensity

• Motion

• Sound levels

• Humidity

What is the unit of measurement for sound levels?

• Lux

• Decibels

• Celsius

• Watts

Which sensor detects physical movement?

• Light Intensity Sensor

• Sound Level Sensor

• Motion Sensor

• Temperature Sensor

What type of automated control reacts to specific conditions?

• Communication Based

• Event Based

• Need Based

• Time Based

What is the main purpose of the Application Layer in IoT?

• To sense data

• To provide user interface

• To connect devices

• To manage data