SAN is a storage architecture that connects storage device and application servers through network.

• A.FALSE
• B.TRUE

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Based on the new industrial revolution, what are the changes in the trend of ICT? (Choose all that apply.)

• A.ICT is slowly being replaced by other new technologies such as IT and CT.
• B.The initial phases of ICT focuses on office automation but slowly changed towards changing business flows.
• C.ICT trend is changing slowly with little significant changes.
• D.ICT has become the core in the production systems in the recent years.

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Data is the record that reflects the attributes of objective things and is the physical manifestation of information,

• A.TRUE
• B.FALSE

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In the backup system, the data that needs to be backed up must go through the media server before being stored in the backup medium.

• A.right
• B.FALSE

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Description 1: The data recovery of the snapshot depends on the source data. If the source data is physically damaged, it cannot be recovered. and In this case, the clone can still restore the source data.
Description 2: After the source data is damaged, the LUN copy must completely copy the backup data to restore the source data. And clone only Damaged data needs to be recovered, which greatly reduces the recovery time.

• A.Description 1 is wrong, description 2 is wrong
• B.description 1 is wrong, description 2 is right
• C.Description 1 is right, description 2 is wrong
• D.description 1 is correct, description 2 is correct

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