Which of the following descriptions of NAS is correct?
Description 1: NAS is always based on file sharing.
Description 2: The distance of the network connection affects the performance of the NAS.

• A.Both description 1 and description 2 are wrong
• B.Both description 1 and description 2 are correct.
• C.Description 1 is wrong, description 2 is correct
• D.Description 1 is correct, description 2 is wrong

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The RTO=0 and RPO=0 of the disaster recovery center in the same city.

• A.False
• B.True

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Semi-structured data is generally self-describing, and the structure and content of the data are mixed, and there is no obvious distinction.

• A.False
• B.True

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A company has newly purchased a batch of mainframes and storage equipment, and will deploy the company's important business according to the plan. The storage network is required to have low latency, high performance, large bandwidth, lossless transmission, and can support Ethernet transmission. Which of the following protocol needs to be selected?

• A.FCoE protocol
• B.IB protocol
• C.FC protocol
• D.SAS protocol

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In an enterprise IP SAN network, the host resource occupancy rate is always high. After investigation, it is found that the Initiator software in the host occupies a large amount of resources to complete the conversion of iSCSI packets to TCP/IP packets. The enterprise engineer proposed several types of storage Network upgrade solutions, which of the following solutions can solve the above problems? (Multiple Choice)

• A.Upgrade NIC card to TO ENIC card
• B.Upgrade 10GE network to 25GE network
• C.Upgrade NIC card to iSCSI HBA card
• D.Expansion of storage devices

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