Question 1

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Refer to the exhibit. Which two configuration leaves in this YANG model are optional? (Choose two.)

Options :

A : last-change

B : oper-status

C : type

D : enabled

E : mtu

Answer: A

Question 2

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Refer to the exhibit. Regarding the Python script using YDK, what is the result for a device that is running Cisco IOS XR Software?

Options :

A : retrieves the system time

B : configures the system time

C : prints the uptime of the CRUDService

D : prints the system uptime

Answer: D

Question 3

Which two Python libraries are used to write a script to retrieve network device information using RESTCONF? (Choose two.)

Options :

A : PySNMP

B : requests

C : ncclient

D : YANG

E : json

Answer: A,B

Question 4

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Refer to the exhibit. An engineer updated the skeleton template. How can a device be entered into the YANG Model?

Options :

A : Modify the device instance of the device by referencing the acl_lab variable from our YANG model.

B : Deploy a service instance that configures a VLAN of all of the devices present in Cisco NSO

C : Deploy a service instance that configures a VLAN of a list of devices referenced to the service YANG model

D : Modify the device instance by referencing the device variable from our YANG model.

Answer: D

Question 5

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Refer to the exhibit. When YDK is used to interact with Cisco routers, what is the purpose of passing intf_f into the crud_service.read() method?

Options :

A : The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model

B : It provides the data types of the openconfig:interfaces model to the router for dynamic configuration of the interfaces

C : It locks the interfaces from modification by other active NETCONF sessions.

D : It passes default values into the crud_service, which reconfigures all interfaces to their default configurations

Answer: D

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