200-901 Practice Test 21 — 15 Questions

Question 1

A developer is using the Meraki Dashboard API to list all networks in an organization. The response includes a Link header with rel="next". What does this indicate?

Accepted Answer

There are additional data pages to retrieve.. Meraki uses Link headers for pagination; the next link indicates there are more pages of results to fetch.

Answer

The organization ID is invalid.

Answer

The API version is deprecated and should be updated.

Answer

The request is rate-limited and needs to wait.

Question 2

Which authentication method does Cisco DNA Center use to obtain an API token?

Accepted Answer

Basic Authentication with username:password. Cisco DNA Center uses Basic Authentication (username:password) via POST /dna/system/api/v1/auth/token to obtain a token for subsequent API calls.

Answer

OAuth 2.0 with client credentials

Answer

Bearer token from a separate identity provider

Answer

API key in a custom header

Question 3

Which TWO of the following are categories of Cisco DNA Center APIs? (Choose two.)

Accepted Answer

Run your network. DNA Center API categories include 'Know your network', 'Run your network', 'Change your network', and 'Platform'.

Answer

Automate your network

Answer

Secure your network

Answer

Monitor your network

Question 4

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

Accepted Answer

Basic Authentication with username and password to obtain a token. Cisco DNA Center uses Basic Authentication to obtain a token by sending a POST request to /dna/system/api/v1/auth/token with a Basic Auth header. The returned token is then used in subsequent API calls.

Answer

OAuth 2.0 client credentials grant

Answer

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

Answer

Bearer token in the Authorization header directly with no initial authentication

Question 5

An engineer needs to authenticate to the Cisco DNA Center API to obtain a token. What is the correct authentication method and endpoint?

Accepted Answer

POST /dna/system/api/v1/auth/token with Basic auth header. Cisco DNA Center uses Basic authentication (with username:password) to POST to /dna/system/api/v1/auth/token to obtain a token.

Answer

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

Answer

GET /dna/intent/api/v1/auth/token with Basic auth header

Answer

POST /dna/system/api/v1/auth/token with API key in header

Question 6

A developer is using the Meraki Dashboard API to list all networks in an organization. The response includes a Link header with rel="next". What does this indicate?

Choose an answer to begin — your selection is scored in the full session.

Accepted Answer

Check the Retry-After header and wait that many seconds before retrying. The Meraki API rate limits at 5 requests per second. A 429 response includes a Retry-After header indicating the number of seconds to wait before retrying.

Answer

Convert the request to a POST method to bypass the rate limit

Answer

Ignore the 429 and send the request again with a different API key

Answer

Send a DELETE request to clear the rate limit counter

Question 7

A developer is using the Meraki Dashboard API to retrieve a list of devices in an organization. The API response is paginated. Which HTTP header does Meraki use to indicate the next page of results?

Accepted Answer

Link. Meraki uses the Link header with rel="next" for pagination, or alternatively the startingAfter/endingBefore parameters.

Answer

X-Cisco-Meraki-API-Key

Answer

Retry-After

Answer

X-Next-Page

Question 8

Which YANG model type is defined by industry standards and supported by multiple vendors, offering interoperability?

Accepted Answer

OpenConfig YANG models. OpenConfig models are vendor-neutral, community-driven YANG models that promote interoperability across different network devices.

Answer

MIB-based models

Answer

IETF YANG models

Answer

Cisco native YANG models

Question 9

In DNA Center, which API endpoint is used to retrieve a list of current network issues?

Accepted Answer

GET /dna/intent/api/v1/issues. DNA Center's issues API is at /dna/intent/api/v1/issues.

Answer

GET /dna/intent/api/v1/topology

Answer

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

Answer

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

Question 10

A developer is exploring YANG models on yangcatalog.org. They want to find a standard model for interface configuration that is vendor-neutral. Which model should they look for?

Accepted Answer

oc-interfaces. OpenConfig models are vendor-neutral. oc-interfaces is the OpenConfig model for interfaces.

Answer

Cisco-NX-OS-device

Answer

ietf-interfaces

Answer

Cisco-IOS-XE-native

Question 11

A network automation engineer is using Cisco DNA Center APIs. Which TWO of the following are valid API categories? (Choose two.)

Accepted Answer

Know your network. The valid categories are 'Know your network' and 'Change your network'. 'Monitor your network' and 'Secure your network' are not official categories.

Answer

Monitor your network

Answer

Secure your network

Answer

Automate your network

Question 12

An application needs to retrieve all network clients from a specific Meraki network. The API response may be paginated. Which query parameters can be used to implement cursor-based pagination with the Meraki Dashboard API?

Accepted Answer

startingAfter and endingBefore. Meraki supports cursor-based pagination using startingAfter and endingBefore parameters.

Answer

offset and limit

Answer

page and perPage

Answer

nextToken and previousToken

Question 13

An administrator is configuring a Cisco Meraki Dashboard API integration. After receiving a 429 HTTP response, what header should be examined to determine when the request can be retried?

Accepted Answer

Retry-After. Meraki's rate limit returns a 429 status with a Retry-After header indicating the number of seconds to wait before retrying.

Answer

X-RateLimit-Reset

Answer

X-Cisco-Meraki-API-Key

Answer

Location

Question 14

Which YANG model is an OpenConfig model commonly used for interface configuration?

Accepted Answer

openconfig-interfaces. OpenConfig models include oc-interfaces for interface configuration.

Answer

Cisco-IOS-XE-interfaces

Answer

ietf-interfaces

Answer

openconfig-routing-policy

Question 15

An administrator needs to retrieve the hostname of an IOS XE device using RESTCONF. Which URL and data path should they use?

Accepted Answer

GET /restconf/data/Cisco-IOS-XE-native:native/hostname. RESTCONF on IOS XE uses the native YANG model; the hostname is under /Cisco-IOS-XE-native:native/hostname.

Answer

GET /api/v1/device/hostname

Answer

POST /restconf/data/Cisco-IOS-XE-native:native/hostname

Answer

GET /restconf/data/ietf-interfaces:interfaces