300-915 Online Practice Questions and Answers

DRAG DROP

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.

Select and Place:

When trying to subscribe to an MQTT broker on the internet, the MQTT client is on a private subnet and must be NATed to reach the public broker.

What is the expected outcome when this configuration is in place?

A. The client periodically reconnects to the default gateway.

B. The client connects only once using the PENDING message to the broker.

C. The client periodically reconnects to the broker over the NAT connection.

D. The client connects only once using the CONNECT massage to the broker.

Which connector is southbound?

A. horizontal connector

B. cloud connector

C. device connector

D. universal connector

When constructing a Python script for data extraction using GMM APIs on a Cisco Kinetic Cloud platform, how should the API authentication be implemented?

A. Generate the API keys once and edit the permissions as needed.

B. Generate and use the API keys for the required access level from the Kinetic Cloud application.

C. Use a complex username and password with 128-bit encryption.

D. Use a complex username with an auto-generated password from the Kinetic Cloud application.

Which statement explains the correct position of a PLC within the CPwE architecture?

A. PLCs are always part of Level 0 ?process control.

B. PLCs are part of Level 4 ?site business planning.

C. PLCs are part of Level 1 ?basic control.

D. PLCs are placed at Level 2 ?area supervisory control.

Refer to the exhibit. Which two statements about data flow are true? (Choose two.)

A. Another AMQP broker should be implemented on the customer cloud.

B. Instead of AMQP, MQTT should be used for compatibility issues in a cloud-to-cloud connection.

C. A VPN tunnel is not necessary because the MQTT payload is encrypted by default.

D. The gateway must stay constantly connected to the Kinetic cloud to avoid blank data sets, even when using caching functions.

E. The Python application could use the paho-mqtt library.

A network is being configured for an Ethernet-connected sensor. The sensor fails to send data to the configured destination. The IP address of the sensor can be pinged from a laptop on the same subnet. When a different subnet is used, the sensor cannot be reached, but other clients on the same subnet are still accessible.

What are two reasons for the connectivity problem? (Choose two.)

A. wrong DNS server on the sensor

B. wrong subnet mask on your laptop

C. wrong default gateway on the sensor

D. wrong default gateway on your laptop

E. wrong subnet mask on the sensor

Which method defines the integration of Cisco Industrial Network Director with the Cisco identity Service Engine?

A. Cisco IND integrates with ISE via Cisco Strealthwatch services.

B. Cisco IND integrates with ISE using RADIUS services.

C. Cisco IND is registered with pxGrid on ISE as a publisher.

D. Cisco IND pulls the profiling information from ISE.

Refer to the exhibit. Which two statements are true? (Choose two.)

A. That is a heatmap projected on top of a geographic map.

B. That is a treemap projected on top of a geographic map.

C. The color red usually stands for lower values and the color blue usually stands for higher values.

D. Another suitable visualization technique for this image would be line graphs.

E. The color blue usually stands for lower values and the color red usually stands for higher values.

Refer to the exhibit. Approximately 4000 oil platforms, each with 400 sensors, are spread in the Gulf of Mexico and all of their data must come together into one dashboard. Which general architecture should be selected to connect them?

A. 4-tier: sensor ?edge device (Intel Atom CPU) ?fog device (Intel Xeon CPU) ?cloud

B. 5-tier: intelligent sensor?edge device (Intel Atom CPU) ?fog device (Intel Xeon CPU) ?edge data center (Intel Xeon CPU)

C. 2-tier: intelligent sensor ?cloud

D. 3-tier: sensor ?edge device (Intel Atom CPU) ?cloud