Cisco 300-915 Online Practice Questions and Exam Preparation

Cisco 300-915 Online Questions & Answers

• Question 1:

  

  Refer to the exhibit. The graph has been provided by the monitoring team to the IoT Engineer. The red line represents the consumption of energy from an industrial machine. Which two pieces of information can be captured? (Choose two.)

  A. The green graph visualizes the mean value of the data points.
  B. The green graph visualizes if the electronic device is not in stand-by mode.
  C. The orange graph visualizes a boolean: power on/off.
  D. The orange graph contains more information than the red graph.
  A. The green graph visualizes the mean value of the data points.
  C. The orange graph visualizes a boolean: power on/off.

• Question 2:

  As part of an IoT project, an organization is developing an edge application that will run on a gateway to securely transmit sensor information it receives into an IoT cloud. Based on the Agile software development lifecycle, the development team is planning to implement a CI/CD pipeline.

  Which two methods should be suggested to make the software development lifecycle more secure during the implementation and testing? (Choose two.)

  A. Perform automated code reviews prior to deployment.
  B. Implement auto-provisioning security inspection for the code.
  C. Perform on-going penetration testing on the system.
  D. Perform a GAP analysis on current security activities and policies.
  E. Train members of the team in a secure software development lifecycle methodology such as OWASP.
  D. Perform a GAP analysis on current security activities and policies.
  E. Train members of the team in a secure software development lifecycle methodology such as OWASP.

• Question 3:

  The environment for an Industrial IoT project in a large open pit mine is being scoped. The location has a large amount of dust and the device will be exposed to less than 1 meter of water temporarily.

  When the edge device is being chosen, which Ingress protection rating must be used?

  A. IP37
  B. IP61
  C. IP67
  D. IP76
  C. IP67

• Question 4:

  

  Refer to the exhibit. The red line represents the energy consumption of an industrial machine. Which two statements about the graphs are true? (Choose two.)

  A. The orange graph is expected to drop to zero for a brief period around the midpoint on the x axis.
  B. The red graph contains the raw data points.
  C. The green graph is the mean value of the data points.
  D. The green graph does not give us any valuable information.
  E. The orange graph has three values on the y-axis.
  B. The red graph contains the raw data points.
  C. The green graph is the mean value of the data points.

• Question 5:

  DRAG DROP

  Drag and drop the Dockerfile instructions from the left onto the correct arguments on the right.

  Select and Place:

  

  

• Question 6:

  Which two actions must be completed before starting the process of sending IoT data to the cloud via edge routers? (Choose two.)

  A. Measure the voltage, power rating, and quiescent current for the sensors that send data to the cloud.
  B. Gather the hardware (MAC) addresses of local and cloud routers to ensure low latency communication.
  C. Collect information about the CPU architecture in the cloud and edge to ensure that they match.
  D. Gather the interval, the volume, and the latency that the data must be provisioned with.
  E. Collect information about growth, required elasticity, and high availability of the provisioning process.
  D. Gather the interval, the volume, and the latency that the data must be provisioned with.
  E. Collect information about growth, required elasticity, and high availability of the provisioning process.

• Question 7:

  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
  A. principle of least privilege

• Question 8:

  

  Refer to the exhibit. A new application has just been developed as a Docker container. What is the missing step for packaging the container ready for deployment in IOx?

  A. Pull/push the image to the Docker registry.
  B. Build the package.yaml files.
  C. Build the package.cert file to sign the app.
  D. Log in to device manager and load the application.
  B. Build the package.yaml files.

• Question 9:

  How does the Cisco router (IR) and switch (IE) portfolio support edge data services?

  A. Edge data services can be run and managed as containers using Cisco IOx.
  B. Edge data services can run only in virtual machines on a separate compute layer.
  C. Edge data services are aliases for IR/IE configuration services.
  D. Edge data services run as separate instances only on virtual machines.
  C. Edge data services are aliases for IR/IE configuration services.

• Question 10:

  

  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
  B. bar histogram