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NO.1 A customer would like to use five Ethernet ports on a VNX to increase the port and switch availability.
Two non-stackable Ethernet switches are available for the VNX and both support Full Duplex
communications.
How should the customer configure the VNX for the network?
A. Fail Safe Networking and Link Aggregation
B. Link Aggregation only
C. EtherChannel and Fail Safe Networking
D. EtherChannel only
Answer: A
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NO.2 Your customer is designing a Proof of Concept with SQL Server attached to a VNX. The storage
design includes seven LUNs on a RAID Group. The system is generally very heavily loaded, with a
particularly high load on the cache. This is a very carefully controlled environment and your customer has
asked for assistance in planning the layout of the LUN location on the physical spindles.
Where in the RAID Group would you recommend placing the two heavily used LUNs for a short-stroked
architecture?
A. Adjacent to each other at the beginning
B. One at beginning and one at the end
C. Adjacent to each other in the middle
D. Evenly placed, as non-adjacent as possible
Answer: A
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NO.3 Your customer has a new VNX solution configured with Flash, SAS, and NL-SAS drives. The customer
requires their OLTP, VDI, Software Development, and Regulatory Compliance workloads to be distributed
between the different drive types. Due to limited drive quantities only one workload type can be configured
using Flash drives.
According to best practices which configuration best assigns the workloads.?
A. VDI on Flash drives; OLTP on SAS; Software Development on SAS; Regulatory Compliance on
NL-SAS
B. OLTP on Flash drives; VDI on SAS; Regulatory Compliance on SAS; Software Development on
NL-SAS
C. OLTP on Flash drives; VDI on SAS; Software Development on SAS; Regulatory Compliance on
NL-SAS
D. VDI on Flash drives; OLTP on SAS; Regulatory Compliance on SAS; Software Development on
NL-SAS
Answer: A
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NO.4 A customer has designed an environment using block based LUNs presented to individual hosts. They
have configured a pool to start using both thick and thin LUNs. One of the standalone servers is an
archive server running on Windows. They want to maximize capacity on the standalone server since the
data is no longer accessed. They have no more drives to increase LUN capacity.
How can the customer increase available capacity to the archive server?
A. Compress the data on the block based LUN
B. Add capacity to the existing LUN
C. Delete old files
D. Back up the files, reconfigure the LUN, and restore the data
Answer: A
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NO.5 A customer is in the design phase of their SQL server implementation. They request your guidance
concerning the number of disk drives needed to properly configure the database for performance. The
current utilization of the database is shown below:
-80% reads and 20% writes
-10K SAS disks
-RAID 5
-1150 IOPS
What is the minimum number of disk spindles required to service the random I/O requests during usage of
the SQL Server database?
A. 12
B. 14
C. 18
D. 20
Answer: B
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NO.6 Which action would be most effective in reducing the performance impact of a Snapshot on a Source
LUN?
A. Using faster disks for the Source LUN
B. Using faster disks for the Reserved LUN Pool
C. Increasing the Snapshot chunk size
D. Increasing the Snapshot write-aside size
Answer: A
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NO.7 You are migrating a backup application that runs on physical servers to a VDC. The VDC storage is
currently a VNX configured with NL-SAS drives only. Your customer is concerned about the cost to
achieve reasonable performance. You are designing the VMs that will support the application.
Based on cost, which would be the first solution you would recommend?
A. VMware Paravirtual SCSI virtual adapter
B. Virtual adapter is BusLogic Parallel
C. FAST VP Pool (Flash and SAS drives)
D. SAS RAID Group
Answer: A
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NO.8 A customer is in the design phase of their SQL server implementation. They request your guidance
concerning the number of disk drives needed to properly configure the database for performance. The
current utilization of the database is shown below:S
-85% reads and 15% writes
-10K SAS disks
-RAID 1/0
-1150 IOPS
What is the minimum number of disk spindles required to service the random I/O requests during usage of
the SQL Server database?
A. 8
B. 10
C. 12
D. 14
Answer: B
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