300-915 Practice Questions

An IoT engineer is responsible for security at an organization. Humans and machines need to be allowed to access services like database or compute on AWS. The engineer decides to i...

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

A sensor reads potentially critical data from an industrial device, but most of the data from the sensor is not critical information and does not change unless a critical event hap...

Refer to the exhibit. When a Docker image is built using this Dockerfile, which two statements are valid on Cisco IOx 1.8 and before? (Choose two.)

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...

Which two commands inside a Docker container on a gateway help to troubleshoot why the compute performance of the device is slowing down? (Choose two.)

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?

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 tw...

Which two data sources are used with a visualization tool such as Grafana? (Choose two.)

A customer is deploying sensors with Cisco IR829 routers in moving trucks to continuously monitor the health of engines using a cloud application. Which data extraction and process...

Refer to the exhibit. Based on the MQTT client output, which action should be taken so that the connection to the broker can be established?

Which lightweight protocol is used to send data from the edge compute resources to the cloud?

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

Which method is used to gather data from a sensor?

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

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

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

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

Mosquitto was installed correctly on the Cisco IR829 router as a Cisco IOx application. When the sensor is connected to the broker on the Cisco IR829 router with the default port,...

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

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.)

Refer to the exhibit. When a laptop is connected to a device via a serial connection, which action makes the output readable?

Which action should be taken when a southbound device is not connecting?

Refer to the exhibit. The code and the error message that are received when the code is run is presented. What causes issues authenticating with Cisco GMM API using the web-generat...

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...

Which option is an commonly used network layer protocol in an loT environment?

A company is collecting data from several thousand machines globally. Which software component in the overall architecture is the next destination of the dataflow after the data ha...

Which data visualization technique should be used to represent an important single metric on a dashboard?

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 t...

Which two states are applications expected to be seen in when they are managed on Cisco IOx? (Choose two.)

Which connector is southbound?

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

Drag and Drop Question An engineering team developed a solution that gathers data via a proprietary protocol (TCP/IP based) to a IR1101 gateway, which then sends the data to the cl...

Drag and Drop Question 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...

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

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

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

Refer to the exhibit. While troubleshooting an error on an application descriptor for a Docker app in Cisco IOx (package.yaml), the app type appears to be missing. Which app type m...

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

What is a major difference of MQTT in terms of design compared to AMQP?

Which two statements define the mechanism for console access of the Guest Operating System from the Cisco IR829 router? (Choose two.)

Which command is used to package a Docker-style Cisco IOx app using ioxclient?

Drag and Drop Question An application needs to calculate if the product meets a determined quality specification, activate an automation to remove poor quality products, and report...

Drag and Drop Question Drag and drop the tasks from the left into the correct order on the right for transporting data from sensors to the cloud, in order to extract the machine da...

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

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 visualiz...

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

An IOx application is installed via Local Manager. Every time the application is started, it instantly stops. Which troubleshooting steps should be taken?

In a secure software development lifecycle process, what must be created as soon as the architecture is in place?