What Quality of Service (QoS) can developers set on the published MQTT messages from their loT devices to the Watson loT Platform so that a message is received exactly once?

Posted by: Pdfprep Category: C1000-007 Tags: C1000-007 exam questions, C1000-007 practice exam, IBM Cloud: Cloud Solutions Post Date: February 6, 2021

What Quality of Service (QoS) can developers set on the published MQTT messages from their loT devices to the Watson loT Platform so that a message is received exactly once?
A . QoS 0
B . QoS 1
C . QoS 2
D . QoS 3

Answer: C

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