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SAA-C03 · Question #538
SAA-C03 Question #538: Real Exam Question with Answer & Explanation
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Submitted by dimitri_ru· Mar 4, 2026Design Resilient Architectures
Question
A company is designing a website that displays stock market prices to users. The company wants to use Amazon ElastiCache (Redis OSS) for the data caching layer. The company needs to ensure that the website's data caching layer can automatically fail over to another node if necessary. Which solution will meet this requirement?
Options
- AEnable read replicas in ElastiCache (Redis OSS). Promote the read replica when necessary.
- BEnable Multi-AZ in ElastiCache (Redis OSS). Fail over to a second node when necessary.
- CExport a backup of the ElastiCache (Redis OSS) cache to an Amazon S3 bucket. Restore the
- DExport a backup of the ElastiCache (Redis OSS) cache by using AWS Backup. Restore the
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