A company runs a mobile game app on AWS. The app stores data for every user session. The data updates frequently during a gaming session. The app stores up to 256 KB for each session. Sessions can las

Question

Options

• AUse an Amazon DynamoDB table to store the session data. Enable point-in-time recovery (PITR)
• BUse an Amazon MemoryDB table to store the session data. Enable point-in-time recovery (PITR)
• CStore session data in an Amazon S3 bucket. Use the S3 Standard storage class. Enable S3
• DStore session data in an Amazon S3 bucket. Use the S3 Intelligent-Tiering storage class. Enable

• A
  84% (21)
• B
  4% (1)
• C
  8% (2)
• D
  4% (1)

Explanation

Amazon DynamoDB supports TTL (Time To Live) for automated, scheduled deletion of expired items. It also offers point-in-time recovery (PITR) to restore the table to any second within the retention window (typically up to 35 days), providing full data durability and protection. DynamoDB can efficiently handle frequent updates and offers predictable performance. MemoryDB is an in-memory store, not designed for durable recovery. S3 with lifecycle policies does not handle updates as efficiently for small, frequent writes and is not as optimal for session

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