Cisco Cisco Certifications 300-915 Questions & Answers

• Question 11:

  

  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

  Correct Answer: B

  Reference: https://www.itu.int/en/ITU-D/Regional-Presence/Africa/Documents/Internet%20of%20Things%20-%20Cisco%27s%20Vision%20and%20Approach.pdf

• Question 12:

  Which two security approaches help build a strong authentication scheme? (Choose two.)

  A. connection based on location

  B. session IDs accepted only from cookies

  C. maximum allowed connections

  D. user logout

  E. session logout because of inactivity

  Correct Answer: CE

• Question 13:

  An IOx application is installed via Local Manager. Every time the application is started, it instantly stops.

  Which troubleshooting steps should be taken?

  A. There is something wrong with the application code itself.

  B. Check the startup and entrypoint parameters.

  C. Give the IOx application more CPU units.

  D. Check local IOx settings, especially the network settings.

  Correct Answer: C

• Question 14:

  

  Refer to the exhibit. The code snippet provides information about the packet captures within a network.

  How can the most used source IP addresses within a specific time be visualized?

  A. line graph

  B. bar histogram

  C. scatter plot

  D. heatmap

  Correct Answer: B

• Question 15:

  

  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.

  Correct Answer: AE

• Question 16:

  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.

  Correct Answer: C

• Question 17:

  Which computer security concept is violated when a web server is written that uses the "root" account for all interactions with a Linux system?

  A. principle of least privilege

  B. PermitRootLogin

  C. certificate-based authentication

  D. RBAC

  Correct Answer: A

• Question 18:

  

  Refer to the exhibit. Which product must be positioned where the "?" is placed to connect these different network levels?

  A. firewall

  B. switch

  C. router

  D. wireless access port

  Correct Answer: C

• Question 19:

  Which element ensures that PKI is used to establish the identity of IoT devices?

  A. unique device identifier

  B. encryption key

  C. air gap

  D. hashed routes

  Correct Answer: A

• Question 20:

  

  Refer to the exhibit. Which protocol is used to make a FlexVPN connection from a Cisco IR829 router to a headend router?

  A. SSL

  B. IKEv2

  C. NAT

  D. IS-IS

  Correct Answer: B