12 Questions
Which communication protocol is MQTT based on?
TCP/IP
What is the role of the broker in MQTT model?
Ensure security by cross-checking authorizations
Which Quality of Service mode in MQTT is the most reliable but also the most bandwidth-consuming?
QoS2 (Exactly once)
In MQTT, what does QoS1 (At least once) mode ensure?
At least one message delivery
What type of protocol is MQTT?
Publication/subscription type (pub/sub) messaging protocol
What is the special design focus of MQTT regarding devices?
Low power consumption
What is one of the reasons why MQTT can be problematic for very restrictive devices?
Transmission of messages over TCP
Which protocol variant of MQTT uses UDP and supports topic name indexing to address the issues faced by restrictive devices?
MQTT-SN
What aspect of data representation and device management is a limitation of MQTT according to the text?
Platform-specific data management
In a publish and subscribe system in MQTT, what does a device do when it subscribes to a particular topic?
Receive messages published on that topic
How are topics represented in MQTT?
With strings separated by forward slashes
What is one advantage of using MQTT in Internet of Things applications?
Low-bandwidth requirements
Learn about the Message Queuing Telemetry Transport (MQTT) protocol, a widely adopted standard in the Industrial Internet of Things. Explore its lightweight pub/sub messaging architecture designed for battery-powered devices and unreliable communication networks.
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