DOP-C02 · Question #42
DOP-C02 Question #42: Real Exam Question with Answer & Explanation
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Question
Your system uses a multi-master, multi-region DynamoDB configuration spanning two regions to achieve high availablity. For the first time since launching your system, one of the AWS Regions in which you operate over went down for 3 hours, and the failover worked correctly. However, after recovery, your users are experiencing strange bugs, in which users on different sides of the globe see different data. What is a likely design issue that was not accounted for when launching?
Options
- AThe system does not have Lambda Functor Repair Automatons, to perform table scans and
- BThe system did not implement DynamoDB Table Defragmentation for restoring partition
- CThe system did not include repair logic and request replay buffering logic for post-failure, to re-
- DThe system did not use DynamoDB Consistent Read requests, so the requests in different areas
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