E20-850 practice questions

E20-850 Exam
CLARiiON Implementation Engineer Expert
Exam Number/Code : E20-850
Exam Name : CLARiiON Implementation Engineer Expert
Questions and Answers : 186 Q&As
Update Time: 2011-1-07
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1. MMC uses MirrorView/S between two data centers. The company currently uses the write intent log (WIL) feature on both arrays. The production workload was transferred to the remote data center after a disaster. When MMC failed back to the production data center, the company experienced full resynchronizations of all its MirrorView/S LUNs.
Why did this situation occur?
A. WIL from the primary site is irrelevant after the MirrorView/S secondary images have been promoted.
B. WIL is stored on the SP cache and it was lost during the outage.
C. WIL was lost on the production data center during the outage and a full re-synchronization of all the LUNs was required.
D. WIL was never transferred after the outage.
Answer: A
2. SES Analysis Inc. has two CX500s separated by a distance of 8 km. The company wants to implement several asynchronous mirrors. The admin created three asynchronous mirrors, and received an error message when trying to create the fourth.
The array has 31 LUNs using SnapView snapshots, and the total number of snapshots is 47. SES is also using Incremental SAN Copy on 16 other source LUNs. Each Incremental SAN Copy session has two destinations. Another 16 source LUNs have two clones each.
Why is SES seeing the error messages?
A. Number of Incremental SAN Copy images exceeds the maximum allowed on a CX500
B. Number of mirror and clone images exceeds the number allowed on a CX500
C. Number of snapshots exceeds the maximum allowed on a CX500
D. Required number of LUNs in the Reserved LUN Pool exceeds the allowed maximum on a CX500
Answer: D
3. What is the tool for setting registry values for an Emulex driver in a Windows 2K3 server environment?
A. lputilnt
B. regedit
C. regedit32
D. regedt
Answer: A
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