The following is an incorrect description of the principle of data deduplication technology, which is the single choice?
A.
For the data that needs to be stored, perform a hash comparison with the data block as the unit. B. The stored data block is no longer stored, and no processing is required, for example, no additional index is required.
B.
The same data block is physically stored only once.
C.
Through the index, you can see the complete logical view of the data.
Chosen Answer:
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