Internet of Things (IoT)

Q1. _____ enables service portability between networks

API
None of these
Zigbee
IoT

Q2. Wot's main purpose

Improve the usability and interoperability
All of these
Increase cost
Reduce security

Q3. Iot is associated with data by _______

Internet
None of these
Cloud
Network

Q4. RETful API allows

user to control everything
user to control electronic components
None of these
Both

Q5. Which of these options specifies the function to be called when there is a new message received from a channel?

Callback
Reconnect
Connect
Error

Q6. How many elements in the open IoT structure?

5
7
8
6

Q7. IoT

has greater transparency
has greater control
All of these
refers to anything and everything in day to day life

Q8. What does MQTT stand for?

MQ Transport Transport
MQ Transport Things
MQ Telemetry Transport
MQ Telemetry Things

Q9. What is the white space called as?

Bluetooth
Zigbee
Weightless
Wimax

Q10. Which of these options allows us to control the electronic components?

HTTP
MQTT
RESTful API
RETful API

Q11. Which class attribute does the message Channel class declare that defines the key string?

Command-Key
Command_Key
Key_Command
Commandment

Q12. What type of protocol is lightweight?

CoAP
MQTT
SPI
HTTP

Q13. Who coined the phrase Internet of Things

Charles Babbage
Kevin Ashton
Elon Musk
None of these

Q14. Which of these options specifies the function to be called when there is an error event?

Connect
Reconnect
Error
Callback

Q15. Is MQTT better than HTTP when it comes to sending and receiving data?

Maybe
I don't know
Yes
No

Q16. Iot deals with

cloud messaging
networking
All of these
electronic

Q17. Which of these keys would you click to let the PubNub display public, subscribe, and secret keys?

Portal
Pane
Network
Demo Keyset

Q18. When was the term coined?

1999
1998
1997
1990

Q19. Which of these options specifies the function to be called when there is a successful connection with the PubNub cloud?

Connect
Error
Reconnect
Callback

Q20. What kind of protocol is MQTT?

Machine to things
Machine to machine and Internet of Things
Machine to machine
Internet of Things

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Internet of things IOT using Arduino

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