How many logic signals are there in the SPI protocol?

Internet Of Things - Quiz(MCQ)

5 signals

6 signals

7 signals

9 signals

Correct Answer : 5 signals

Explanation :

There are 5 logic signals in the SPI protocol.

* SCLK (Serial Clock) : This signal is used to clock-signal.

* MOSI (Master Output Slave Input) : This signal is used to transfer the data from master to slave.

* MISO (Master Input Slave Output) : This signal is used to transfer the data from slave to master.

* SDIO (Serial Data I/O)

* SS (Slave Select)

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Which challenge comes under IoT devices, reliable bidirectional signaling.

Security

Signaling

Presence detection

Power consumption

Correct Answer : Signaling

Explanation : With connected IoT devices, reliable bidirectional signaling is essential for collecting and routing data between devices.

Which service enables the user to periodically invoke an already defined IoT service?

Poll for the report

Get service

Get available services

Service updated resources

Correct Answer : Poll for the report

Explanation : Poll for the report service enables the user to periodically invoke an already defined IoT service within specified time intervals.

______ are the general feature of our brain's perception.

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Strobes

Constant

Correct Answer : Strobes

Explanation : Evidence gathered from the finding of a landmark Australian Italian collaboration suggests that oscillations or strobes are a general feature of our brains perception.

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