1.1 Designing High-Performing Applications and APIs PROFESSIONAL-CLOUD-DEVELOPER Practice Questions (Page 5)

Questions 21–25

1. 21expert · hard

   A team is migrating a legacy application to GKE. The application currently stores configuration in environment variables and writes logs to local files. They want to follow cloud-native best practices. What changes should they make?

   • AStore configuration in ConfigMaps and Secrets, and write logs to stdout/stderr
   • BStore configuration in a database and write logs to Cloud Logging directly
   • CKeep environment variables and write logs to a persistent volume
   • DUse a sidecar container to manage configuration and write logs to a shared volume
   Reveal Solution Discussion Select an answer first
2. 22foundation · easy

   When refactoring a monolithic application into containers for deployment on Cloud Run, which practice is essential to ensure the container can start and stop quickly?

   • AMake the application stateless and store persistent data in external services
   • BStore all application state in local ephemeral storage
   • CBind the container to a specific VM instance for session persistence
   • DInclude a large initialization script that runs on every container start
   Reveal Solution Discussion Select an answer first
4. 23application · medium

   A company has a monolithic application that processes orders. When a new order is placed, the application needs to send a confirmation email and update a loyalty points system. They want to decouple these tasks to improve performance and reliability. What should they use?

   • AUse Cloud Tasks to create tasks for sending emails and updating loyalty points
   • BUse Cloud Scheduler to run the email and loyalty tasks on a schedule
   • CUse Pub/Sub to publish an order event, and have separate services subscribe to send emails and update loyalty points
   • DUse Workflows to orchestrate the email and loyalty tasks synchronously
   Reveal Solution Discussion Select an answer first
5. 24foundation · easy

   Which Google Cloud service can be used to apply authentication and rate limiting to APIs?

   • AApigee
   • BCloud Storage
   • CCloud CDN
   • DCloud Load Balancing
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6. 25foundation · easy

   Which tool or framework is commonly used to define and generate gRPC service code?

   • ASwagger UI
   • BProtocol Buffers (protobuf)
   • COpenAPI Specification
   • DJSON Schema
   Reveal Solution Discussion Select an answer first