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RAN-AZ900-00159
Ranvier · AZ900

Exam AZ900 Topics: architecture Difficulty: medium

A logistics company stores shipment records in a storage account configured with geo-redundant storage (GRS). During an audit, the compliance officer asks exactly where the data copies live. Which description of GRS is accurate?

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  1. A. Three copies spread across three availability zones of the primary region, with no copies elsewhere
  2. B. Three synchronous copies in the primary region, plus a single readable copy in the secondary region at any time
  3. C. Three synchronous copies in the primary region, then asynchronous replication to a secondary region, where three copies are stored again
  4. D. Nine copies evenly distributed across the availability zones of both regions
Reveal answer

Correct answer: Three synchronous copies in the primary region, then asynchronous replication to a secondary region, where three copies are stored again

Reference: https://learn.microsoft.com/en-us/training/modules/describe-azure-storage-services/3-redundancy/

02 — The Myelin Layer · Canonical Discussion

Where the exam tries to trick you — and how those who passed solved it.

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Official Answer (C): Three synchronous copies in the primary region, then asynchronous replication to a secondary region, where three copies are stored again

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