200-901 Practice Test 19 — 15 Questions

Question 1

A developer wants to retrieve a list of all network devices from Cisco DNA Center. Which API endpoint should they use?

Accepted Answer

GET /dna/intent/api/v1/network-device. The correct endpoint is GET /dna/intent/api/v1/network-device as per Cisco DNA Center API documentation.

Answer

GET /dna/intent/api/v1/topology/l2/{vlanID}

Answer

POST /dna/system/api/v1/auth/token

Answer

GET /dna/intent/api/v1/issues

Question 2

A developer is working with the Meraki Dashboard API to manage SSIDs. Which TWO statements about pagination are correct? (Choose two.)

Accepted Answer

The 'endingBefore' parameter is used to go to the previous page. Meraki uses the Link header with 'prev' and 'next' URLs for pagination. Additionally, the startingAfter and endingBefore query parameters allow manual pagination.

Answer

Pagination is handled automatically by the client library; no action required

Answer

The 'page' query parameter is used to specify page number

Answer

The Link header contains a 'last' URL for the final page

Question 3

A developer is building a Cisco Webex bot that needs to automatically respond to messages. Which THREE resources/endpoints are essential for this functionality? (Choose three.)

Accepted Answer

Rooms API. Essential endpoints are Messages (to send/receive), Webhooks (to get notified of events), and Rooms (to interact with rooms). People is useful but not essential for bot functionality.

Answer

People API

Answer

Licenses API

Question 4

A network administrator is planning to use model-driven programmability on Cisco IOS XE devices. Which TWO are valid YANG model sources for configuration? (Choose two.)

Accepted Answer

Cisco native YANG models (e.g., Cisco-IOS-XE-native). Cisco native models and OpenConfig models are both valid. IETF models are also valid but not listed. The others are not YANG models.

Answer

NETCONF capabilities

Answer

CLI commands

Answer

SNMP MIBs

Question 5

When using the Meraki Dashboard API, what HTTP header is used to pass the API key?

Accepted Answer

X-Cisco-Meraki-API-Key: <key>. Meraki requires the API key in the X-Cisco-Meraki-API-Key header.

Answer

API-Key: <key>

Answer

Authorization: Bearer <key>

Answer

Meraki-API-Key: <key>

Question 6

A developer wants to use the Cisco Webex API to send a message to a specific person by email. Which parameter should be used in the POST /v1/messages request?

Accepted Answer

toPersonEmail. To send a message to a person, use the toPersonEmail parameter instead of roomId.

Answer

personId

Answer

recipientEmail

Answer

roomId

Question 7

An administrator wants to retrieve a list of all network devices from Cisco DNA Center using the REST API. Which authentication method must be used first to obtain a token?

Accepted Answer

Basic Authentication to /dna/system/api/v1/auth/token. Cisco DNA Center uses Basic Authentication to authenticate to the /dna/system/api/v1/auth/token endpoint, which returns a token for subsequent API calls.

Answer

API key in the X-Cisco-Meraki-API-Key header

Answer

Bearer token passed directly in the first request

Answer

OAuth 2.0 with client credentials grant

Question 8

An administrator wants to retrieve a list of all network devices from Cisco DNA Center using the REST API. Which authentication method is required to obtain the API token?

Accepted Answer

Basic Authentication with username and password. Cisco DNA Center uses Basic Authentication with username and password (Base64 encoded) in the Authorization header to obtain a token via POST /dna/system/api/v1/auth/token.

Answer

Bearer token from OAuth2

Answer

Digest Authentication

Answer

API key in X-Cisco-Meraki-API-Key header

Question 9

A developer needs to retrieve a list of all network devices from Cisco DNA Center. Which API endpoint and HTTP method should be used?

Accepted Answer

GET /dna/intent/api/v1/network-device. The correct API to get the device list is GET /dna/intent/api/v1/network-device. Authentication is handled separately via POST /dna/system/api/v1/auth/token.

Answer

POST /dna/intent/api/v1/issues

Answer

POST /dna/system/api/v1/auth/token

Answer

GET /dna/intent/api/v1/topology/l2/{vlanID}

Question 10

In Cisco DNA Center, which API category includes the ability to deploy a configuration template to devices?

Accepted Answer

Change your network. The 'Change your network' category includes template deployment, plug and play, and other configuration changes.

Answer

Run your network

Answer

Know your network

Answer

Platform

Question 11

A developer needs to send a message to a Webex room using the API. Which HTTP method and endpoint should they use?

Accepted Answer

POST /v1/messages. To send a message, use POST to /v1/messages with the room ID and message body.

Answer

GET /v1/messages

Answer

PUT /v1/messages

Answer

DELETE /v1/messages

Question 12

A developer is using the NX-API on a Cisco Nexus switch to retrieve the configuration. The developer sends a POST request to /ins with a JSON payload. Which HTTP method and path are correct?

Accepted Answer

POST /ins. NX-API uses POST to /ins with a JSON or XML payload containing the CLI commands.

Answer

PUT /restconf/data

Answer

POST /api/v1/exec

Answer

GET /ins

Question 13

Which TWO of the following are features of the DNA Center 'Platform' API category?

Accepted Answer

Task management. The Platform category includes event notifications and task management.

Answer

Template deployment

Answer

Path trace

Answer

Device inventory

Question 14

A developer wants to use Cisco NX-API on a Nexus switch to execute a CLI command via JSON. What must be enabled on the switch first?

Accepted Answer

feature nxapi. The 'feature nxapi' command enables NX-API on NX-OS.

Answer

ip http server

Answer

netconf-yang

Answer

restconf

Question 15

Using the Cisco DNA Center API, which endpoint should be queried to retrieve the Layer 2 topology for a specific VLAN?

Accepted Answer

GET /dna/intent/api/v1/topology/l2/{vlanID}. Cisco DNA Center provides /dna/intent/api/v1/topology/l2/{vlanID} to retrieve Layer 2 topology information for a given VLAN.

Answer

GET /dna/intent/api/v1/issues

Answer

GET /dna/intent/api/v1/network-device

Answer

GET /dna/intent/api/v1/topology/physical-topology