Lecture 8 (IOT)

Question 1

Define IoT

Answer 1

Definition: A network of physical objects (such as devices, vehicles, and buildings) that are connected to the internet and can communicate and exchange data with each other.

Question 2

What are the key components of IoT?

Answer 2

Key components: Electronics, software, sensors, and network connectivity.

Question 3

What are some other terminologies to describe IoT?

Answer 3

Other terms: Machine to Machine (M2M), Internet of Everything (IoE), World Size Web.

Question 4

IoT Constraint devices;

Answer 4

IETF Definition:
* tools.ietf.org/html/rfc7228
* Limited processing power
* Unreliable networking
* Low power
* (so they can run on batteries)

Question 5

IoT versus WSN :WSN

Answer 5

Wireless Sensor Networks
- Motivated by research
- Single-purpose
- Sink routing
- Many attempts at
“intelligent” intermediates

Question 6

IoT versus WSN: IoT

Answer 6

IoT
- Motivated by application
- Multi-application
- Two-way communication
- Mostly end-to-end