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300-915 Developing Solutions Using Cisco IoT and Edge Platforms (DEVIOT) Questions and Answers

Questions 4

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

Options:

A.

heatmap

B.

scatter pot

C.

gauge

D.

treemap

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Questions 5

An IoT engineer is working on a connected machines project.

Which two protocols must be used during the data provisioning process when data is sent from the shop floor IoT system to the customer’s public cloud? (Choose two.)

Options:

A.

COAP

B.

Modbus TCP

C.

MQTT

D.

AMQP

E.

OPC-DA

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Questions 6

Refer to the exhibit.

Which protocol is used to make a FlexVPN connection from a Cisco IR829 router to a headend router?

Options:

A.

SSL

B.

IKEv2

C.

NAT

D.

IS-IS

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Questions 7

As part of an IoT project, an organization is developing an application that will share multiple clients using a REST API.

Based on the software development process, what are two valid technical activities that can be suggested to secure the REST API that is developed during the development of the software? (Choose two.)

Options:

A.

Respond to request failures in detail to allow users for easier troubleshooting.

B.

Implement HTTP whitelisting to only methods that are allowed.

C.

Implement and review audit logs for security-related events.

D.

Reject HTTP methods that are invalid with an error code 404.

E.

Implement physical firewalling and access control to the resources.

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Questions 8

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

Options:

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.

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Questions 9

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?

Options:

A.

relational database: MySQL

B.

historian database: influxDB

C.

message broker: Apache Kafka

D.

dashboard: Node.js web app

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Exam Code: 300-915
Exam Name: Developing Solutions Using Cisco IoT and Edge Platforms (DEVIOT)
Last Update: May 7, 2024
Questions: 60

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