3. Identify the Constraints When Consuming APIs 200-901 Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   Which HTTP status code indicates that a request can likely be retried because the server is temporarily unable to handle it?

   • A400 Bad Request
   • B401 Unauthorized
   • C503 Service Unavailable
   • D404 Not Found
   Reveal Solution Discussion Select an answer first
2. 2application · medium

   A network automation tool polls a REST API every minute. Occasionally the API returns a 503 Service Unavailable. The tool currently treats 503 as a fatal error and stops. What is the best practice for handling this transient error?

   • ATreat 503 as a permanent failure and alert immediately
   • BImplement a retry with exponential backoff for 503 responses
   • CSwitch to a different API provider
   • DIgnore 503 errors and continue without data
   Reveal Solution Discussion Select an answer first
4. 3application · medium

   A network monitoring tool uses a Cisco Meraki API that allows 10 requests per second per API key. The tool makes 15 requests in a burst and receives 429 responses. What is the best way to handle this throttling?

   • ASend all requests at once and rely on retries
   • BRequest a higher rate limit from the API provider
   • CIncrease the number of API keys to double the request rate
   • DSpread the requests evenly over time to stay under the per-second limit
   Reveal Solution Discussion Select an answer first
5. 4expert · hard

   A company uses a Cisco DNA Center API with OAuth2 tokens that expire every hour. The automation script obtains a token at startup and uses it for 8 hours. After the token expires, the script receives 401 errors. The script currently restarts to get a new token. What is the best practice to handle token expiration?

   • ARestart the script every hour as a scheduled task
   • BImplement token refresh logic that obtains a new token before or after expiration
   • CUse basic authentication instead of OAuth2
   • DUse a longer-lived token by requesting a different scope
   Reveal Solution Discussion Select an answer first
6. 5foundation · easy

   An API returns data in JSON format. What does the Content-Type header in the response typically indicate?

   • AThe authentication method used by the API
   • BThe rate limit status of the client
   • CThe version of the API being used
   • DThe media type of the response body, such as application/json
   Reveal Solution Discussion Select an answer first