4.2 Consuming Google Cloud APIs PROFESSIONAL-CLOUD-DEVELOPER Practice Questions (Page 6)

Questions 26–30

1. 26foundation · easy

   What is the purpose of a field mask in a Google Cloud API request?

   • ATo encrypt the request payload
   • BTo limit the response to only the specified fields
   • CTo filter results based on a condition
   • DTo paginate through large result sets
   Reveal Solution Discussion Select an answer first
2. 27foundation · easy

   Which API access option is best suited for interactive testing of an API call without writing any code?

   • ACloud Client Libraries
   • BREST API
   • CAPI Explorer
   • DgRPC
   Reveal Solution Discussion Select an answer first
4. 28foundation · easy

   What mechanism is used to retrieve the next page of results in a paginated Google Cloud API?

   • AA different endpoint URL
   • BA page token returned in the previous response
   • CA higher timeout value
   • DA new API key for each page
   Reveal Solution Discussion Select an answer first
5. 29application · medium

   Your application calls the Cloud Pub/Sub API to publish messages. Occasionally, the API returns a 503 Unavailable error. You want to handle this gracefully without overloading the service. What should you do?

   • ASwitch to the REST API instead of the client library.
   • BLog the error and skip the message permanently.
   • CRetry immediately up to three times with no delay.
   • DImplement exponential backoff with jitter, starting with a short delay and increasing it on each retry.
   Reveal Solution Discussion Select an answer first
6. 30foundation · easy

   What is the purpose of exponential backoff in error handling?

   • ATo reduce the number of API calls
   • BTo gradually increase the delay between retries
   • CTo change the API endpoint on failure
   • DTo immediately retry failed requests
   Reveal Solution Discussion Select an answer first