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Internet Of Things MCQ's

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________ allows us to control electronic components
S Internet of Things
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B
C
D
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MQTT is _________ protocol.
S Internet of Things
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B
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D
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Which protocol is lightweight?
S Internet of Things
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B
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D
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PubNub publishes and subscribes _________ in order to send and receive messages.
S Internet of Things
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B
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D
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________ specifies the function that will be called on an error event.
S Internet of Things
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Gateway provides the connection between _________ and _________
S Internet of Things
A
Explanation
An Internet of Things (IoT) gateway is a physical device or software program that serves as the connection point between the cloud and controller, sensors and intelligent devices.
B
C
D
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Sensors provide _______ data per second.
S Internet of Things
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B
C
D
Explanation
Sensors generate tens of thousands of data per second. Gateway processes the data at edge and minimizes the volume of data that needs to be forwarded to cloud.
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Does IOT gateway provide security for the network.
S Internet of Things
A
Explanation
IOT Gateway is that it provides additional security for the IOT network and the data it transports.
B
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A sensor uses which network?
S Internet of Things
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B
C
D
Explanation
Sensors usually have very limited capability in terms of networking connection. Your sensors can likely utilize Bluetooth networking connectivity. The protocols like LAN, HAN and PAN has a common they can directly connect to large networks like WAN or Internet.
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Gateway software should be smart enough to handle ___________
S Internet of Things
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B
C
Explanation
Gateway software should be smart enough to handle system logging. It has to find the right balance between the number of log entries d=stored on the device and those sent to the data center.
D
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