单选题

Your database is in NOARCHIVELOG mode and a logswitch happens every 20 minutes. On Thursday morning, media failure resulted in corruption of a data file belonging to the TOOLS tablespace. Backups are taken on every Sunday. What would you do in this situation?()

Arecover using Oracle Flashback Database technology

Brestore the data files from backup and perform a complete recovery

Crestore only the corrupted data file and perform tablespace recovery

Drestore the data files from backup and perform cancel-based recovery

Erestore the entire database from the most recent backup and start the instance and open the database

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