How is the Dell EMC Unity Data Reduction Ratio calculated?

• A.Add up the efficiencies gained from thin provisioning, Deduplication, and Compression.
• B.Add up the efficiencies gained from thin provisioning, Snapshots, and Compression.
• C.Divide the predate-reduction size of all storage resources excluding their snapshots by the postdata-reduction size of all storage resources excluding their snapshots.
• D.Divide the predate-reduction size of all storage resources and their snapshots by the postdata-reduction size of all storage resources and their snapshots.

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An administrator's Unity system is configured with both a Fibre Channel CNA and a Fibre Channel I/O
module. Which Fibre Channel port on each SP must be used for native synchronous replication?

• A.CNA FC port 5
• B.I/O module FC port 2
• C.CNA FC port 4
• D.I/O module FC port 5

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You are creating a dynamic pool using 12 drives in the Unisphere GUI. Which RAID stripe width will be set when creating the dynamic pool using RAID 6?

• A.10+2
• B.8+2
• C.4+2
• D.6+2

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A company needs to expand their dynamic pool by 10 TB. The current dynamic pool consists of sixty-three 7.6 TB SSD drives that are configured for RAID5 12+1.
What is the minimum number of drives needed for the pool expansion?

• A.1
• B.2
• C.13
• D.15

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A company has the following available drive types in their Dell EMC Unity 500 storage array:
* 1.2 TB SAS
* 2 TB NL-SAS
* 100 GB SSD
* 1.6 TB SSD
* 3.8 TB SSD
What combination of drives can the company use to create a storage pool?

• A.2 TB NL-SAS and 3.8 TB SSD
• B.1.6 TB SSD and 3.8 TB SSD
• C.1.2 TB SAS and 1.6 TB SSD
• D.2 TB NL-SAS and 100 GB SSD

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