MQTT and Websocket

What is the full form of MQTT

• Message Queuing Telephone Transport

• Message Queuing Telemetry Transport

• Machine Queuing Telemetry Transport

• none

Figure shows that of the -------------communication model

• Request- Response

• Publish-Subscribe

• Push-Pull

• Exclusive Pair

Which protocol is lightweight?

• MQTT

• HTTP

• CoAP

• SPI

When can Websocket be used?

• Shopping Websites

• Real-time applications

• Banking Websites

• NONE

What is TCP used for?

• To send information across the internet in packets

• To ensure that information is sent to the correct computer

• To send mail across the internet

• To transmit webpages across the internet

HTTP stands for..

• .. Hyper Technology Transmission Piece

• Hypertext Transfer Protocol

• Hypertext Talking Package

• Hypertext Transfer Program

What are the activities of MQTT broker?

• May authenticate and authorize clients

• Maintains sessions and missed messages

• receive and filter all messages

• all

What are advantages of MQTT?

• one-directional communications

• Reliable Message Delivery

• High data transfer

• all of the above

Websocket is a computer communications protocol, providing _________ communication channels over a single TCP connection.

• half-duplex

• one-direction

• full-duplex

• full dimensional

MQTT can send anything as a message. Up to ______

• 100 MB

• 1 GB

• 350 MB

• 256 MB