300-535 Online Practice Questions and Answers

DRAG DROP

Drag and drop the steps from the left into the correct order on the right to deploy an already created service into NSO. Not all options are used.

Select and Place:

Which two use cases are valid for Cisco WAN Automation Engine? (Choose two.)

A. deployment of SR policies

B. integration with Cisco XTC

C. what-if analysis

D. device manager

E. network controller

Refer to the exhibit. Using the provided XML snippet, which Xpath expression prints "Jane"?

A. //employee[1]/firstName/value()

B. //employee[0]/firstName/value()

C. //employee[1]/firstName/text()

D. //employee[0]/firstName/text()

Refer to the exhibit. Which two URI entries are optional and functional in this RESTCONF URI structure? (Choose two.)

A. fragment

B. query

C. operation

D. api-entry

E. path

Refer to the exhibit. A Python script is created to add a new device on Cisco NSO using RESTCONF API. The device is added successfully, but a 405 Method Not Allowed RESTCONF error code has received as the line to fetch SSH keys runs. Which code is missing to complete the script?

A. response = requests.put(baseUriOperation + "/devices/device=ios-device/ssh/fetch-host-keys", auth=auth, headers=headers)

B. response = requests.post(baseUriOperation + "/devices/device=ios-device/ssh/fetch-host-keys", auth=auth, headers=headers)

C. response = requests.post(baseUriOperation + "/devices/device=ios-device/ssh/request-host-keys", auth=auth, headers=headers)

D. response = requests.put(baseUriOperation + "/devices/device=ios-device/ssh/request-host-keys", auth=auth, headers=headers)

Refer to the exhibit. Based on the YANG presented, what is the correct xpath to retrieve the router named "ios-device" under the "CustomerA" service name?

A. /ncs:abc_service/CustomerA/ios-device

B. /abc_service/CustomerA/"ios-device"

C. /ncs:service/abc_service/"CustomerA"/ios-device

D. /ncs:services/abc_service/CustomerA/ios-device

What are two fundamental design constraints of a RESTful API? (Choose two.)

A. It includes a series of interactions to the API that are dependent on one another.

B. It is dependent on the communication protocol being HTTP.

C. It exposes procedures or functions for a client call.

D. Each interaction is independent from all others on the server side.

E. It is a client-server communication model where the client and the server are independent of one another.

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?

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.

What is an interior YANG data node that exists in at most one instance in the data tree and has no value?

A. listing node

B. tree node

C. container node

D. leaf node

Which statement describes an asynchronous API communication?

A. Asynchronous communication waits for a response.

B. Synchronous communication is with a central orchestrator.

C. It is not necessary to wait for availability of a resource.

D. An application can freeze if there is no response from a request.