000-744 Exam

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Exam : IBM 000-744
Title : DS4000 Technical Version 1


1. Three hosts are redundantly connected to a DS4000 system. Two are running a non-clustered Windows 2003 Server and the other is running Red Hat Linux. How many Storage Partitions are used in this configuration?
A. 0
B. 1
C. 3
D. 8
Answer: C

2. Which statement is FALSE regarding hot spare drives in the DS4000 subsystem?
A. The storage server will attempt to find a spare in the same enclosure as the failed drive first.
B. The storage server will give preference to a spare the same size as the failed drive.
C. The storage server will use a spare with at least the same capacity as the failed drive.
D. The controller may use a spare that is larger than the failed drive and block the remaining capacity from use.
Answer: B

3. When creating a FlashCopy of a logical drive, a repository logical drive is created. The repository logical drive is for metadata and copy-on-write data when a change is made to the FlashCopy source logical drive. By default, what is its size?
A. 10% of the source volume
B. 20% of the source volume
C. 50% of the source volume
D. 100% of the source volume
Answer: B

4. What is the minimum number of HDDs required for RAID 6?
A. 1
B. 2
C. 3
D. 4
Answer: D

5. You arrive at a customer site to implement the DS4000 solution and find that the customer wants to use RAID 1+0 instead of RAID 5 for everything. What is a possible concern in this situation?
A. capacity
B. random IO performance
C. throughput performance
D. disk rebuild times
Answer: A

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