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Book Overview & Buying
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Table Of Contents
Developing IoT Projects with ESP32
By :
Let's review the chapter by answering the following questions:
a) HTTP
b) WebSocket
c) CoAP
d) MQTT
a) It is a server-client protocol.
b) It provides RESTful communication for IoT devices.
c) Only runs on top of UDP.
d) A client sends HTTP requests.
a) Polling server for status updates
b) The need for a server
c) Lowers the energy consumption of constrained devices
d) Replaces TCP for IoT devices
a) They provide secure endpoints.
b) Security is an optional feature.
c) We can use more services after authenticating an IoT device.
d) Data analytics in the cloud.
a) A policy file is needed to define permissions.
b) A device must be authenticated to communicate.
c) A policy file is automatically generated when a thing is created...