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

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Question 1

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

Options:

A.

unique device identifier

B.

encryption key

C.

air gap

D.

hashed routes

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Question 2

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 this configuration is in place?

Options:

A.

The client periodically reconnects to the default gateway.

B.

The client connects only once using the PENDING message to the broker.

C.

The client periodically reconnects to the broker over the NAT connection.

D.

The client connects only once using the CONNECT massage to the broker.

Question 3

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

Options:

A.

PLCs are always part of Level 0 – process control.

B.

PLCs are part of Level 4 – site business planning.

C.

PLCs are part of Level 1 – basic control.

D.

PLCs are placed at Level 2 – area supervisory control.

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