E20-520

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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

10. A SnapView session is started on LUN 100, which has SP A as the default and current owner. LUN
200 is the reserved LUN assigned to the source LUN and has SP B as its default owner.

When Copy On First Write (COFW) activity starts, where will the session pointers be stored?
A. LUN 100 and SP A
B. LUN 100 and SP B
C. LUN 200 and SP A
D. LUN 200 and SP B
Answer: C

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