Disk-to-disk-to-tape (D2D2T) is a traditional data protection mode in which the primary storage uses disks to store data, backup data is stored on disks, and data is tiered and archived to tape libraries. This solution is outdated.

• A.TRUE
• B.FALSE

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What are the minimum secure snapshot intervals for the new-gen OceanStor hybrid flash storage? (Select all that apply)

• A.NAS: 15 seconds
• B.NAS: 3 seconds
• C.SAN: 3 seconds
• D.SAN: 15 seconds

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Which of the following has the best random read/write performance for small files?

• A.SATA
• B.SAS
• C.NL-SAS
• D.SSD

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What feature should the storage system have to set up a disaster recovery (DR) center?

• A.Data migration
• B.Remote replication
• C.Storage snapshot
• D.Data clone

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What are highlights of the Huawei active-active DC solution?

• A.Both DCs process services, fully utilizing DR resources
• B.Flexible scalability and visual DR management
• C.Active-active architecture, zero data loss, and zero service interruption (RPO=0, RTOEO)
• D.Support for heterogeneous storage devices to protect existing investments.

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