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Which of the following is a correct way Uber's microservices communicate?

easy📝 Conceptual Q12 of 15
Microservices - Real-World Architecture Case Studies
Which of the following is a correct way Uber's microservices communicate?
AUsing APIs and message queues
BDirect database queries between services
CSharing memory space directly
DUsing FTP to transfer data files
Step-by-Step Solution
Solution:

  1. Step 1: Identify communication methods in microservices

    Microservices communicate via APIs (for requests) and message queues (for async events).

  2. Step 2: Match with Uber's architecture

    Uber uses APIs and message queues to enable services to talk without tight coupling.

  3. Final Answer:

    Using APIs and message queues -> Option A

  4. Quick Check:

    Communication = APIs + message queues [OK]
Quick Trick: Microservices talk via APIs and message queues [OK]
Common Mistakes:
  • Thinking services query each other's databases
  • Assuming shared memory is used
  • Believing FTP is used for service communication

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