IoT Communication Protocols Quiz

Which of the following is a lightweight messaging protocol designed for constrained devices in IoT applications?

• HTTP.

• MQTT.

• Profibus.

• Ethernet/IP.

What communication protocol is widely used for short-range, low-power IoT devices, such as smart home automation systems?

• Modbus.

• Zigbee.

• DNP3.

• AMQP.

Which communication protocol is commonly used in SCADA systems for monitoring and controlling electric utility equipment?

• OPC UA.

• Profibus.

• DNP3.

• AMQP.

What is a key feature of the CoAP protocol?

• Supports secure and reliable messaging.

• Designed for web applications.

• Efficient for low-power, lossy networks.

• High data rates for real-time control.

Which protocol combines standard Ethernet communication with industrial protocols for real-time control and automation?

• MQTT.

• Ethernet/IP.

• CoAP.

• HTTP.

Zigbee is primarily designed for high-speed, long-range industrial communication.

• True.

• False.

MQTT uses a publish-subscribe messaging model, making it ideal for IoT applications with intermittent connectivity.

• True.

• False.

Modbus is a widely used communication protocol in industrial settings for real-time data acquisition and control.

• True.

• False.

HTTP is suitable for IoT devices that need to interact with web servers, such as using RESTful APIs.

• True.

• False.

AMQP is typically used in smart home IoT devices for lightweight communication.

• True.

• False.