Quiz: What is a Dead Letter Queue (DLQ) in message broker architecture?
A Dead Letter Queue captures poison pill messages that exceed retry limits, preventing consumer crash-loops and enabling triage.
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A Dead Letter Queue captures poison pill messages that exceed retry limits, preventing consumer crash-loops and enabling triage.
An Idempotency Key allows servers to identify and replay cached outcomes for network timeouts or retries, preventing duplicate mutations.
Client-Side Load Balancing shifts routing decisions to the caller using cached service registry endpoints, eliminating an extra network hop.
An Active-Active Multi-Region setup distributes user traffic across multiple live cloud regions simultaneously, providing near-zero downtime even if an entire region fails.
Chaos Engineering proactively tests system fault-tolerance under turbulent conditions before unexpected real-world outages occur.
HATEOAS is a REST constraint where clients dynamically discover available API actions through hypermedia links included in server responses.
Django follows Model-View-Template (MVT) where Django handles controller logic, Views contain business logic, and Templates render presentation.
Buildx leverages BuildKit to build multi-arch container images concurrently.