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2014年3月19日星期三

LSI L50-503 examen pratique questions et réponses

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Code d'Examen: L50-503
Nom d'Examen: LSI (LSI SVM5 Sales Consultant)
Questions et réponses: 120 Q&As

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NO.1 Your SVM customer calls with questions about performance tuning in their VMware environment. One
of their storage arrays is not running fast enough to support the application for several days each month.
What would you recommend?
A. Buy a faster storage array and move the data with multiView.
B. Use multiCopy to copy the data to a different storage tier, stop the application and remount the data to
the copy.
C. Back up the data off a snapshot and restore it to a faster array.
D. Use multiMigrate to move the application's data to a higher performing storage tier for the busy days.
Answer: D

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NO.2 Why would a customer use thin provisioning to manage their storage?
A. to provision more physical capacity to a LUN than is actually needed
B. to cluster LUNs of similar type into one management entity
C. to add more volumes to a management domain than are supported by hardware
D. to create large virtual volumes based on a small amount of physical capacity
Answer: D

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NO.3 Your client is concerned about disaster recovery. You are explaining that SVM can recover from both
physical and logical failures positioning the fact that the majority of failures are actually logical. What
would be a good example for your client?
A. file deletion
B. hardware failure
C. loss of a site due to a disaster
D. split-path architecture
Answer: A

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NO.4 When consolidating onto a new storage platform, what actually moves the data?
A. the Data Path Module
B. the SVM server
C. the storage array
D. the SAN switch
Answer: B

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NO.5 What are two ways that SVM supports consolidation? (Choose two.)
A. SVM can reserve space for future use on a LUN-by-LUN basis.
B. SVM can build RAID structures for enhanced data protection.
C. SVM can migrate data from multiple storage arrays onto a single storage array.
D. SVM can make snapshots of volume groups that are spread across multiple storage arrays.
Answer: C,D

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NO.6 A long time customer and SVM prospect just called requesting your help to virtualize their data center
using VMware. What are three ways that SVM's snapshot capabilities will help this customer? (Choose
three.)
A. SVM snapshots will eliminate tape from the customer's environment.
B. SVM makes it possible to keep the point-in-time snapshots online for extended periods of time and to
recover from them quickly.
C. SVM snapshots can eliminate the need to install backup agents on every virtual machine.
D. SVM snapshots will protect from physical failures.
E. SVM snapshots can be used to reduce time required to stage, test, and debug software applications.
Answer: B,C,E

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NO.7 How can SVM's centralized management provide better performance?
A. by allocating capacity across RAID arrays
B. by striping volumes across RAID arrays
C. by mirroring volumes across RAID arrays
D. by provisioning additional servers
Answer: B

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NO.8 When moving existing LUNs into a pool, which feature would you use?
A. SVM multiCopy
B. SVM multiMirror
C. SVM multiView
D. SVM disk import
Answer: D

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NO.9 A long time customer just called requesting your help justifying SVM as they virtualize their data center
using VMware. What are three reasons SVM's storage services would benefit this customer? (Choose
three.)
A. Rapid application recovery is easier with SVM's snapshot capabilities.
B. SVM will make provisioning easy and fast.
C. Disaster recovery will be less expensive than using traditional methods.
D. SVM will eliminate the need for tape.
E. SVM will automatically size storage to fit the data.
Answer: A,B,C

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NO.10 What are two functions of the Data Path Module? (Choose two.)
A. DPM processes control frames.
B. DPM processes data frames.
C. DPM manages metadata.
D. DPM translates addresses.
Answer: B,D

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NO.11 A warehousing company is in the process of a changeover to a new supplier thus switching out their
inventory. During this changeover, the business requires the highest performance of the inventory
database application. This database currently resides on Tier 3 storage. The customer's Tier 1 storage
has 15000 RPM Fibre Channel drives while the Tier 3 storage has 7200 RPM SATA drives. What is the
SVM solution for this customer?
A. Use the multi-pathing architecture to zone the host dedicated to the Tier 1 storage and zone a separate
host dedicated to Tier 3.
B. Non-disruptively promote the volumes from the Tier 3 storage to the Tier 1 storage before the
changeover and demote the volumes back to Tier 3 when the changeover is complete.
C. Define data policies which will automatically migrate data to Tier 1 and Tier 3 storage levels providing
instant tiering.
D. Non-disruptively place all of the 15000 RPM drives in one array and all of the 7200 RPM drives in
another array thus automatically tiering your storage to different workloads.
Answer: B

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NO.12 In an IT center with several different vendors storage arrays, virtualized networked storage with SVM
provides migration of data to less expensive tiers of storage by doing what?
A. Pooling the storage into a server virtualization model whereby different servers can emulate hosts and
tier the data.
B. Pooling the storage into a networked virtualization model zoning the virtualized storage utilizing
third-party tools.
C. Pooling the storage across different vendors?storage arrays into a centralized pool and then assigning
different applications and tiers to different pools.
D. Pooling the storage across different vendors?storage arrays into assigned volume groups and use
virtual servers to tier the data.
Answer: C

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NO.13 Your customer calls to discuss their DPMs and their consolidation project's impact on their DPM port
count. They are moving from a pair of dual controllers with four ports to one dual controller with eight ports.
Which statement accurately describes what they should do.?
A. They will need four more ports on each DPM.
B. They will need four fewer ports on each DPM.
C. They will need eight more ports on each DPM.
D. They will not need to change their DPM port count.
Answer: D

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NO.14 Your customer calls to discuss their SVM servers and their consolidation project's impact on their SVM
server port count. They are moving from a pair of dual controllers with four ports to one dual controller with
eight ports. Which statement accurately describes what the impact will be?
A. They will need four more ports on each SVM server.
B. They will need four fewer ports on each SVM server.
C. They cannot change the SVM server's port count.
D. They will need eight more ports on each SVM server.
Answer: C

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NO.15 What are two recommended ways of organizing pools? (Choose two.)
A. by host
B. by RAID level
C. by DPM
D. by users
Answer: B,D

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NO.16 An SVM prospect just called requesting that you virtualize their data center using VMware. What are
three ways that SVM's volume management capabilities will help this customer? (Choose three.)
A. SVM allows users to quickly and efficiently create and manage volumes for each of the virtual
machines.
B. SVM eliminates the need to deal with ongoing LUN management at the array level.
C. SVM will prevent the virtual servers from running out of space.
D. SVM allows storage be provisioned and reallocated after use with the same simplicity as the virtual
servers.
E. SVM will size the volumes to the actual data size.
Answer: A,B,D

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NO.17 What is an advantage of using thin provisioning over traditional capacity provisioning?
A. A thin volume serves up only the data blocks called for by a read or write request.
B. A thin volume automatically provisions additional capacity for large I/O read requests.
C. A thin volume holds only the changes (writes) made by hosts to the thin volume.
D. A thin volume migrates data from an existing LUN into a new pool.
Answer: C

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NO.18 What are three functions of the SVM server? (Choose three.)
A. The SVM server processes control frames.
B. The SVM server processes data frames.
C. The SVM server manages metadata.
D. The SVM server translates addresses.
E. The SVM server moves data.
Answer: A,C,E

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NO.19 Which statement describes tiered storage?
A. An infrastructure designed to lower the overall cost of storage by placing volumes on "fit for purpose"
storage based on defined cost, availability, and performance requirements.
B. An infrastructure designed to place data on the storage devices that have the lowest price per
megabyte ratio.
C. An infrastructure designed to place data on different storage devices to ensure a heterogeneous
model.
D. An infrastructure designed to place data on different storage devices to ensure a homogeneous model.
Answer: A

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NO.20 What are three benefits of using thin provisioning? (Choose three.)
A. reclaiming trapped capacity
B. creating empty volumes to reserve capacity
C. expanding volume capacity automatically
D. making multiple copies of volumes for backups
E. saving money on overall storage costs
Answer: A,C,E

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2014年1月19日星期日

Le dernier examen LSI L50-501 gratuit Télécharger

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Code d'Examen: L50-501
Nom d'Examen: LSI (LSI SVM5 Implementation Engineer)
Questions et réponses: 119 Q&As

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NO.1 What is the difference between the active SVM server and the passive SVM server?
A. The passive SVM server takes control when the active SVM server is too busy.
B. The passive SVM server is a standby server only and does not perform any management tasks.
C. The passive SVM server can only modify objects but cannot create objects.
D. The passive SVM server can only manage user accounts.
Answer: B

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NO.2 Which statement about the SVM server software upgrade is true?
A. The SVM server must be rebooted as part of the software upgrade process.
B. The SVM server must only be rebooted on major versions, e.g 5.1 to 5.2.
C. The SVM server can stay online during the software upgrade.
D. The DPMs must be taken offline during the SVM server reboot.
Answer: A

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NO.3 At the end of the SVM installation, which three actions should you perform to ensure that the installation
is correct.? (Choose three.)
A. Test failover between two SVMs to make sure that you can successfully failover between SVMs.
B. Make sure that the SVM recognizes the DPM and that the DPM recognizes all of the devices that are
connected to the DPM ports.
C. Make sure that the SVM and DPM recognize the LUNs available on the storage array.
D. Make sure that the DPMs can communicate with each other.
E. Make sure that the LSI Failover Driver is installed on the SVM server.
Answer: A,B,C

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NO.4 You have a customer that feels that their application can take advantage of striping their data. Which
two conditions will improve performance? (Choose two.)
A. Striping across two different storage systems.
B. Servers are running a transactional application where I/Os per second are required.
C. Disks that are available for inclusion in the stripe set are not of equal size.
D. Disks that are available for inclusion in the stripe set are of equal size.
Answer: A,D

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NO.5 A customer is running a cluster with cluster nodes and storage on either site and requires synchronous
mirroring across the two sites. You proposed a stretched SVM domain and now you need to configure the
zoning. Which two zoning rules apply to this configuration? (Choose two.)
A. Each DPM must see both storage systems.
B. Each DPM must only see the local storage system.
C. Each cluster node must see both SVM servers.
D. The SVM servers must see each other.
Answer: A,D

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NO.6 Which statement describes what should be performed after a DPM image upgrade?
A. The DPM rank must be modified.
B. Set the DPM maximum frame size.
C. The DPM image upgrade does not change the DPM configuration parameters.
D. Configure the DPM ports type and speed.
Answer: C

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NO.7 Your current SAN environment includes a storage system with LUNs exposed directly to Windows hosts.
You have been asked to integrate this storage system into the new SVM domain. Which statement is
correct?
A. The existing data can be moved to an SVM virtual volume while the application is still writing to the
source LUN.
B. The physical LUN containing the data must be unmounted from the host while the data is been moved
to an SVM virtual volume.
C. The physical LUN containing the data must be mounted to the host while the data is been moved to an
SVM virtual volume.
D. The physical LUN containing the data must be mounted to the SVM servers while the data is been
moved to an SVM virtual volume.
Answer: B

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NO.8 During the SVM Management software installation, which two adapters would you select to be
controlled by the SVM? (Choose two.)
A. Emulex Fibre Channel adapter
B. Qlogic Fibre Channel adapter
C. Microsoft iSCSI initiator
D. Smart Array controller
Answer: B,C

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NO.9 Two SVM servers in SVM Domain A are connected over Fibre Channel with two SVM servers in SVM
Domain B. The SVM servers' HBA at each domain can see the SVM servers' HBA at the other SVM
domain. What should you do to interconnect the SVM domains?
A. An SVM automatically negotiates the connection with the SVMs in other domains over Fibre Channel.
B. SVM domains should not be interconnected.
C. To interconnect two SVM domains, select Tools > Options > General > Configuration > Connect SVM
Domain.
D. To interconnect two SVM domains, select Tools > Options > General > Configuration > Connect FC
Domain.
Answer: A

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NO.10 A customer wants to create a SVM stripe. Which SVM stripe value should be set?
A. 64 KB
B. 256 KB
C. 512 KB
D. 1 MB
Answer: D

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NO.11 What are two requirements to set up a stretched SVM domain across two datacenters on the same
campus? (Choose two.)
A. Both SVM servers must be located on the same site.
B. The sites must be interconnected through two fabrics/ISLs.
C. Each site must have a minimum of one copy of the setup volume.
D. A dedicated IP link must be provided to interconnect the SVM servers.
Answer: B,C

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NO.12 What should you do before starting the SVM server software upgrade process?
A. Reboot the SVM server.
B. Disconnect the SVM Fibre Channel cables.
C. Shut down the SVM Web server.
D. Uninstall the SVM server agent.
Answer: B

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NO.13 When adding storage to an existing SVM pool, what must be considered?
A. Growing the LUN will provide better utilization of storage.
B. Always pay attention to the performance characteristics of the storage.
C. Always select storage with different storage characteristics.
D. Adding storage to an existing pool will reduce performance.
Answer: B

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NO.14 Which parameter must be the same for SVM servers that manage the same SVM domain?
A. serial number
B. SVM domain name
C. computer name
D. WWNN
Answer: B

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NO.15 Where is the SVM metadata stored?
A. On a mirror, between the two SVM internal hard drives.
B. On a mirror, between the managed storage array LUNs and the SVM internal hard drive.
C. On a mirror, between managed storage array LUNs.
D. On a mirror, between the two SVM internal hard drive partitions.
Answer: C

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