Cisco 300-915 - Developing Solutions Using Cisco IoT and Edge Platforms (DEVIOT) Exam
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Total 59 questions
Question #11 (Topic: Topic 1)
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 the issue? (Choose two.)
Which two steps should be taken to troubleshoot the issue? (Choose two.)
A. SSH access on the Cisco IR829 router must be enabled for IOx Guest OS.
B. Communication mode must be set to half duplex over serial connection.
C. Serial cable length should not exceed 1.5 meters.
D. Ensure that communication parameters like baud rate and parity are set correctly.
E. Set the cable connections based on the PIN layout from the sensor vendor.
Answer: DE
Question #12 (Topic: Topic 1)
[Cisco-300-915-1.0/xmlfile-7_1.png]
Refer to the exhibit. Which two statements about MQTT messaging are true? (Choose two.)
Refer to the exhibit. Which two statements about MQTT messaging are true? (Choose two.)
A. Result code 5 means the connection is accepted; result code 0 means the connection is "refused, not authorized".
B. Redundant ClientIDs are supported by MQTT brokers.
C. MQTT does not support a "keep alive" functionality because it runs on top of TCP.
D. Result code 0 means the connection is accepted; result code 5 means the connection is "refused, not authorized".
E. Brokers can send the Last Will and Testament messages on behalf of the client.
Answer: DE
Question #13 (Topic: Topic 1)
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.
Select and Place:
[Cisco-300-915-1.0/xmlfile-8_1.jpg]
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.
Select and Place:
[Cisco-300-915-1.0/xmlfile-8_1.jpg]
Answer: [Cisco-300-915-1.0/xmlfile-9_1.png]
Question #14 (Topic: Topic 1)
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.
Answer: C
Question #15 (Topic: Topic 1)
[Cisco-300-915-1.0/xmlfile-10_1.png]
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 must be added to the snippet to resolve the issue?
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 must be added to the snippet to resolve the issue?
A. paas
B. docker-vm
C. docker
D. docker-app
Answer: C
