ExpertHard1 markMultiple Choice
AZ-305 · Question 28 · Domain 2.3: Storage Recommendation
You are designing a globally distributed application using Azure Cosmos DB. Users in the US, Europe, and Asia must experience <10ms read and write latency. Users must read their own writes immediately. Which THREE configurations are required? (Select THREE)
You are designing a globally distributed application using Azure Cosmos DB. Users in the US, Europe, and Asia must experience <10ms read and write latency. Users must read their own writes immediately. Which THREE configurations are required? (Select THREE)
Answer options:
A.
Multi-region writes
B.
Session consistency
C.
Replicate data to US, Europe, and Asia
D.
Strong consistency
E.
Single-region write
F.
Eventual consistency
How to approach this question
Match low latency writes, read-your-own-writes, and global presence.
Full Answer
Multi-region writes, Session consistency, Replicate data to US, Europe, and Asia
Multi-region writes + local replication ensures <10ms latency. Session consistency ensures users read their own writes. Pillar: Performance Efficiency.
Common mistakes
Selecting Strong consistency which requires global consensus and adds latency.
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