technology medium fill in the blank

The pattern that decouples producers and consumers of messages using an intermediary is called ________ Architecture.

  1. Publish-Subscribe / Message Queue
  2. Cellular / Biological
  3. Columnar
  4. Domain-Driven Design / DDD

Answer: Publish-Subscribe / Message Queue

Pub-Sub uses brokers (Kafka, RabbitMQ) for asynchronous communication, enabling scalability and resilience. Critical for event-driven and microservices architectures.

Topic Software Architecture
Exam Relevance SSC JE, Banking IT, UPSC

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