E20-520

In modern society ,the competition is stiff,survival of the fittest ，if you do not have the base of the EMC ,such as E20-001E20-011  E20-322  E20-340 E20-361 E20-405  E20-465  E20-475  E20-500 E20-501 E20-510 E20-520 E20-522 E20-535  E20-540  E20-590 E20-593 E20-597 E20-616 E20-670 E20-817 E20-822  E22-315

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7. What is one way a snapshot provides a point-in-time view of a source LUN?
A. Copying the original data to the reserved LUN pool the first time the data changes
B. Limiting the number of assigned snapshots to eight
C. Tracking the changes in the clone private LUN
D. Writing the new data to the reserved LUN pool the first time the data changes
Answer: A

8. What is one way a snapshot provides a point-in-time view of a source LUN?
A. Limiting the number of assigned snapshots to eight
B. Tracking the changes in the clone private LUN
C. Using pointers to track whether the data resides on the source LUN or in the reserved LUN pool
D. Writing the new data to the reserved LUN pool every time the data changes
Answer: C

9.  A  storage  administrator  wants  to  use  a     point-in-time  copy  of   a  production  LUN  for  testing.  The
administrator may want to copy the content of the point-in-time copy to the production LUN when testing
is complete. The administrator's goal is to minimize the performance impact on the production LUN.

Which solution should the administrator use?
A. Use a clone and reverse-synchronize as needed
B. Use a clone and promote it as needed
C. Use a snapshot and roll back as needed
D. Use Incremental SAN Copy and roll back as needed
Answer: A

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