A developer notices that Netflix microservices are tightly coupled, causing deployment issues. What is the best fix?

medium📝 Analysis Q14 of 15

Microservices - Real-World Architecture Case Studies

AIncrease the database size to handle more data

BRefactor services to communicate only via APIs and avoid direct calls

CUse shared global variables for communication

DMerge all microservices into one big service

Step-by-Step Solution

Solution:

Step 1: Identify tight coupling problem
Tightly coupled services depend directly on each other, causing deployment and scaling problems.
Step 2: Apply microservice best practice
Services should communicate only via APIs to remain independent and deploy separately.
Final Answer:
Refactor services to communicate only via APIs and avoid direct calls -> Option B
Quick Check:
Loose coupling via APIs fixes deployment issues [OK]

Quick Trick: Use APIs to keep services independent and deployable [OK]

Common Mistakes:

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