Architecture World 5 · Loose Coupling · Stage 6

Decoupling Desk

Seven integration tickets. The queue's age, the function's throttles, the rule's matches and the API's codes name the cause.

  • ApproximateAgeOfOldestMessage
  • Throttles
  • FailedInvocations
  • 429 and 504
  • FIFO message groups
Domain
Core architecture
World
Architecture World 5: Loose Coupling (Associate)
Game type
Evidence desk: Each ticket is the reporter's words: find its cause in the evidence.
Time
About 30 minutes on a first attempt (estimated)
Exam guides
  • SAA-C03Task 2.1: Design scalable and loosely coupled architectures
  • SOA-C03Skill 1.2.2
  • DVA-C02Skill 1.1.13: Implement resilient application code for third-party service integrations (for example, retry logic, circuit breakers, error handling patterns); Skill 4.1.7: Debug service integration issues in applications; Skill 4.3.1: Define concurrency