A company is migrating a MySQL database to AWS. The database is 5 TB in size and must remain online and accessible to the legacy on-premises application during the migration. <br/><br/>Which AWS service should be used to perform this migration with near-zero downtime?

Answer options:

AWS Snowball Edge

AWS DataSync

AWS Database Migration Service (AWS DMS)

Amazon S3 Transfer Acceleration

How to approach this question

Match 'database migration' and 'near-zero downtime' to AWS DMS.

Full Answer

C.AWS Database Migration Service (AWS DMS)✓ Correct

AWS Database Migration Service (AWS DMS) helps you migrate databases to AWS quickly and securely. The source database remains fully operational during the migration, minimizing downtime to applications that rely on the database.

Common mistakes

Choosing DataSync, which is for files, not databases.

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