AZ-305 · Question #35
AZ-305 Question #35: Real Exam Question with Answer & Explanation
The correct answer is A: Azure Cosmos DB SQL API. With Cosmos DB's novel multi-region (multi-master) writes replication protocol, every region supports both writes and reads. The multi-region writes capability also enables: Unlimited elastic write and read scalability. 99.999% read and write availability all around the world. Gu
Question
You are designing an application that will aggregate content for users. You need to recommend a database solution for the application. The solution must meet the following requirements: Support SQL commands. Support multi-master writes. Guarantee low latency read operations. What should you include in the recommendation?
Options
- AAzure Cosmos DB SQL API
- BAzure SQL Database that uses active geo-replication
- CAzure SQL Database Hyperscale
- DAzure Database for PostgreSQL
Explanation
With Cosmos DB's novel multi-region (multi-master) writes replication protocol, every region supports both writes and reads. The multi-region writes capability also enables: Unlimited elastic write and read scalability. 99.999% read and write availability all around the world. Guaranteed reads and writes served in less than 10 milliseconds at the 99th percentile. https://docs.microsoft.com/en-us/azure/cosmos-db/distribute-data-globally
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