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Microsoft 🇺🇸 · 10 min read

AZ-305 Exam Traps: The Hardest Questions on Load Balancing, Messaging and DR

Five AZ-305 exam traps that catch even experienced architects: load balancer layer confusion, minimize cost + RTO/RPO traps, Service Bus vs Event Grid vs Event Hubs, SQL MI vs SQL DB, and ExpressRoute vs VPN. Includes DR strategy table, Cosmos DB API selection, and 5 practice questions.

The AZ-305 Designing Microsoft Azure Infrastructure Solutions exam is one of Microsoft's hardest cloud certifications because it tests architectural trade-offs, not just feature knowledge. Every question involves multiple constraints, and the wrong answer is always one that meets most -- but not all -- requirements.

This article covers the five most dangerous exam traps on AZ-305, plus quick-reference …

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