Free 300-915 Practice Test Questions and Answers (2026)

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Q: 1
Which lightweight protocol is used to send data from the edge compute resources to the cloud?
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Q: 2
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 implement dynamic secrets. Which method helps to get this implementation accurate from a security point of view?
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Q: 3
Which method defines the integration of Cisco Industrial Network Director with the Cisco identity Service Engine?
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Q: 4
Refer to the exhibit. 300-915 question Based on the MQTT client output, which action should be taken so that the connection to the broker can be established?
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Q: 5
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?
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Q: 6
After an application is deployed, potential issues arise around connectivity. As part of the troubleshooting process, the IP address must be determined to ensure end-to-end communication. Which method provides the required details using the Cisco IOx CLI?
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Q: 7
Refer to the exhibit. 300-915 question 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?
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Q: 8
Refer to the exhibit. 300-915 question Which line of code completes the Dockerfile?
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Q: 9

DRAG DROP 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 cloud. Drag and drop the action steps from the left into the correct order on the right to get this solution to operate. Not all options are used. 300-915 question

Drag & Drop
Q: 10

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. 300-915 question

Drag & Drop
Q: 11

DRAG DROP Drag and drop the Dockerfile instructions from the left onto the correct arguments on the right. 300-915 question

Drag & Drop
Q: 12

DRAG DROP An application needs to calculate if the product meets a determined quality specification, activate an automation to remove poor quality products, and report detailed results back to the cloud. All data are captured from an application that is connected to a sensor. Using the SDK of the cloud provider, drag and drop the tasks that must be completed from the left to the right. Not all options are used. 300-915 question

Drag & Drop
Q: 13
Which connector is southbound?
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Q: 14
Which method is used to gather data from a sensor?
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Q: 15
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 has been gathered and normalized on the edge data software?
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