Online Access Free 300-915 Practice Test

The network team of a large international airport is creating a sensor network on their site using the Cisco LoRaWAN solution. Drag and drop the actions from the left to right needed to implement this project. Not all options are used.

Correct Answer:

When an RS232 device is connected to a Cisco IR829 router, the data collected is not being parsed correctly by the edge application.
Which two steps should be taken to troubleshoot the issue? (Choose two.)

• A.Communication mode must be set to half duplex over serial connection.
• B.SSH access on the Cisco IR829 router must be enabled for IOx Guest OS.
• C.Serial cable length should not exceed 1.5 meters.
• D.Ensure that communication parameters like baud rate and parity are set correctly.
• E.Set the cable connections based on the PIN layout from the sensor vendor.

Refer to the exhibit.

Which two statements about data flow are true? (Choose two.)

• A.A VPN tunnel is not necessary because the MQTT payload is encrypted by default.
• B.The Python application could use the paho-mqtt library.
• C.The gateway must stay constantly connected to the Kinetic cloud to avoid blank data sets, even when using caching functions.
• D.Instead of AMQP, MQTT should be used for compatibility issues in a cloud-to-cloud connection.
• E.Another AMQP broker should be implemented on the customer cloud.

Refer to the exhibit.

Which two statements are true? (Choose two.)

• A.The color red usually stands for lower values and the color blue usually stands for higher values.
• B.Another suitable visualization technique for this image would be line graphs.
• C.That is a heatmap projected on top of a geographic map.
• D.The color blue usually stands for lower values and the color red usually stands for higher values.
• E.That is a treemap projected on top of a geographic map.

What are two functionalities of edge data services? (Choose two.)

• A.applying advanced data analytics
• B.saving data for a prolonged time period
• C.creating a machine learning data model
• D.supporting many interfaces and APIs
• E.filtering, normalizing and aggregating data