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Code d'Examen: E20-547
Nom d'Examen: EMC (VNX Solutions Specialist Exam for Storage Administrators )
Questions et réponses: 203 Q&As

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NO.1 Which RecoverPoint configuration details can be presented in report format when using Data Protection
Advisor.?
A. RPA configuration changes
B. Replication sets
C. Replication lag
D. Link state change
Answer: C

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NO.2 What will prevent a storage administrator from deleting a storage group?
A. The presence of LUNs in the storage group
B. The presence of MirrorView target LUNs in the storage group
C. The presence of MirrorView source LUNs in the storage group
D. The presence of hosts in the storage group
Answer: D

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NO.3 What is the CLI command to enable Access Logix?
A. naviseccli -h <SP_name> storagegroup -enable
B. naviseccli -h <SP_name> accesslogix -enable
C. naviseccli -h <SP_name> storagegroup -on
D. naviseccli -h <SP_name> accesslogix -on
Answer: B

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NO.4 If a source LUN is trespassed, what happens to a fractured cloned LUN?
A. The peer SP acquires the feature logs
B. The peer SP acquires the clone LUN
C. The peer SP acquires both the clone LUN and the feature logs
D. Neither the clone LUN nor the feature logs will be acquired by the peer SP
Answer: C

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NO.5 At which RAID level are FAST Cache drives configured for VNX arrays?
A. RAID 0
B. RAID 1
C. RAID 3
D. RAID 5
Answer: B

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NO.6 When performing switch maintenance, a customer accidentally disconnects all network connections to
an active VNX Data Mover
How does VNX handle this situation?
A. The primary Data Mover remains active
B. The VNX always notifies EMC Customer Service of the problem
C. The active Data Mover immediately fails over
D. The active Data Mover fails over after 30 seconds of lost connectivity
Answer: A

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NO.7 What does the acronym "CHAP" refer to?
A. Challenge Handshake Authentication Protocol
B. Challenge Handshake Authorization Protocol
C. CLARiiON Handshake Authentication
D. Consistent Host Application Protocol
Answer: A

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NO.8 After presenting a LUN to a Linux host, which utility is used to configure a partition?
A. fdisk
B. Unisphere Server Utility
C. Unisphere Service Manager
D. Disk Management
Answer: A

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NO.9 In a VNX series array, how does FAST manage data in a heterogeneous storage pool?
A. It relocates LUNs from one tier to another to improve performance.
B. It relocates more active data to faster drives and less active data to slower drives.
C. It relocates more active data from tier 1storage without users noticing the difference.
D. It acts as an application accelerator and relocates LUNs based on performance.
Answer: B

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NO.10 What is the preferred method for partitioning VNX FC LUNs attached to a Windows Server 2008 R2
host?
A. Disk Management
B. fdisk
C. format
D. vtoc
Answer: A

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NO.11 Which criterion must be met before executing the storage pool -destroy command with Navisphere
secure CLI.
A. Complete removal of all LUNs from the pool
B. Complete removal of unused LUNs from the pool
C. Complete removal of large LUNs from the pool
D. Complete removal of empty LUNs from the pool
Answer: A

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NO.12 Which Unisphere wizard can automatically allocate all available disk storage and present it as private
LUNs?
A. Backend Bus Reset Wizard
B. File System Wizard
C. Disk Provisioning Wizard for File
D. Celera Setup Wizard
Answer: C

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NO.13 Which Linux kernel supports dynamic LUN scanning?
A. 2.3
B. 2.4
C. 2.5
D. 2.6
Answer: D

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NO.14 Which Unisphere storage role will limit a user to the administration of the file system checkpoints, LUN
mirrors, and replication manager tasks?
A. Data recovery
B. Administration
C. Data protection
D. NAS administrator
Answer: C

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NO.15 A file system has auto_extend enabled. If the file system size is greater than the extend_size value.
What will happen when the file system reaches its HWM?
A. The file system will not be extended
B. The extend size value cannot by less than the die system size
C. The file system is extended by the extend_size value
D. The file system is extended by five percent of its size
Answer: D

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NO.16 What happens when a reverse synchronization completes without Protected Restore Mode enabled?
A. Only the reverse-synchronized clone remains unfractured
B. Host writes to the source LUN are not mirrored to clone
C. The gold copy clone used for restore will remain as is
D. All clones will be fractured
Answer: B

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NO.17 An administrator tries to modify the quota settings on a CIFS share from a windows server 2003 host,
but the quota tab does not exist in the network drive properties. What could be a possible cause?
A. Exporting is implemented at the file system subdirectory level on VNX OE for File.
B. The user does not have administrator privileges on this share.
C. Quotas can be managed only with Windows Server 2008.
D. Windows users cannot modify the quota settings.
Answer: A

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NO.18 What happens when a new CFS share is created using Unisphere and all available CIFS server check
boxes remain unchecked?
A. The VNX system prompts for selection of at least one CFS server
B. A global share Is created and served by the primary VDM
C. A global share is created and served by all CIFS servers residing on the Data Mover
D. None of the CIFS servers residing on the Data Mover serve the newly created share
Answer: D

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NO.19 How many storage groups can a host belong to in an array?
A. 1
B. 2
C. 4
D. 6
Answer: A

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NO.20 Which failover mode must be configured to use vStorage APIs for Array Integration (VAAI)
functionality?
A. 0
B. 1
C. 2
D. 4
Answer: D

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Code d'Examen: E20-005

Nom d'Examen: EMC (Backup Recovery Systems and Architecture Exam)

Questions et réponses: 120 Q&As

Code d'Examen: E20-002

Nom d'Examen: EMC (Cloud Infrastructure and Services Exam)

Questions et réponses: 118 Q&As

Code d'Examen: E20-547

Nom d'Examen: EMC (VNX Solutions Specialist Exam for Storage Administrators )

Questions et réponses: 203 Q&As

Code d'Examen: E20-324

Nom d'Examen: EMC (VNX Solutions Design Exam for Technology Architects )

Questions et réponses: 117 Q&As

Code d'Examen: E22-290

Nom d'Examen: EMC (EMC Data Domain Deduplication, Backup and Recovery Exam)

Questions et réponses: 104 Q&As

E20-324 Démo gratuit à télécharger: http://www.pass4test.fr/E20-324.html

NO.1 You are gathering data from a customer environment. You have to process a number of configuration
reports.
What tool provides a simple method of processing the data gathering configuration?
A. Unisphere Analyzer
B. Collect Support Materials
C. E-Lab Advisor
D. CLARiiON Configuration Builder
Answer: C

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NO.2 Refer to the exhibit.
What type of VNX configuration is illustrated with this topology?
A. VNX MPFS with iSCSI/FC
B. VNX MPFS with FC/FCoE
C. VNX gateway with iSCSI/FC
D. VNX gateway with FC
Answer: A

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NO.3 While gathering performance data during peak workloads, which type of collection method is best
suited?
A. Larger periods of data collection over shorter intervals
B. Smaller periods of data collection over shorter intervals
C. Smaller periods of data collection over larger intervals
D. Larger periods of data collection over larger intervals
Answer: C

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NO.4 Which RecoverPoint/SE data protection methodology enables block protection as well as a file DR
solution?
A. RecoverPoint/SE CRR
B. RecoverPoint/SE CLR
C. RecoverPointt/SE CDP
D. RecoverPoint/SE CDP and CRR
Answer: A

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NO.5 A customer wants to write a script that needs to list all linked remote VNX arrays for file-based
replication. What CLI command should you recommend?
A. nas_cel -list
B. nas_cel -info
C. nas_replicate -info
D. nas_replicate -list
Answer: A

EMC   E20-324   E20-324   E20-324

NO.6 The majority of your customer's servers have highly utilized database applications that require
predictable performance.
What type of storage do you recommend.?
A. RAID Groups with traditional LUNs
B. Storage groups with thick LUNs
C. Pool with traditional LUNs
D. RAID Groups with thin LUNs
Answer: A

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NO.7 Your customer has purchased a VNX to upgrade the storage for an Exchange Server cluster. What tool
should you use to gather performance data from the Exchange cluster?
A. iostat
B. sar
C. esxtop
D. perfmon
Answer: D

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NO.8 When documenting the customer environment prior to a storage refresh, you discover that the
customer has an issue their backups do not complete every job. How should you proceed?
A. Have the customer resolve the issue before continuing.
B. Note the issue in the Statement of Work and continue with planning.
C. Open a case for the backup issue and resolve it yourself.
D. No actionrequired:SOW does not include resolving this type of issue.
Answer: A

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NO.9 While gathering existing customer environment information to provide a new VNX storage system
solution, you have found many different HBA types, servers, operating systems, and other SAN hardware.
Which wizard within E-Lab Navigator can be used to validate a new VNX storage solution?
A. SOE & Software Wizard
B. CLARiiON Host Attach Wizard
C. Switch Interoperability Wizard
D. Storage Array Wizard
Answer: C

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NO.10 During your design analysis you have gathered current storage configuration data and matched storage
volumes with server data. You have discovered some inconsistencies with the collected data.
What should the next step be?
A. Resolve any inconsistencies with the customer according to best practices.
B. Let the implementation engineer resolve the inconsistencies.
C. Note the inconsistencies and forward a redesign to the implementation engineer.
D. Resolve the inconsistencies yourself according to best practices.
Answer: A

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NO.11 Your customer needs help understanding Unisphere statistics on a VNX, specifically the Number of
Write Cache Pages. How do you explain this metric to the customer?
A. It is displayed per each SP, and the total number is derived from the sum of both SPs.
B. It is displayed per entire array, and the total number is half the sum of both SPs.
C. It is displayed per each SP, and the total number is four times the sum of both SPs.
D. When FAST Cache is enabled, the number includes the FAST Cache plus the sum of both SPs.
Answer: A

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NO.12 Which protocols are the best solution for Grid Computing and High Performance Computing
environments?
A. iSCSI, FCoE
B. pNFS, MPFS
C. CIFS, NFS
D. FTP, SMB2
Answer: B

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NO.13 Refer to the exhibit.
What type of VNX MPFS configuration is illustrated with this topology?
A. VNX gateway with FC
B. VNX with iSCSI/FC
C. VNX with iSCSI/FCoE
D. VNX gateway with MPFSi
Answer: D

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NO.14 When interviewing customer personnel, you learn of two sets of requirements:
-The technical team has a specific set of requirements that they have to meet. -The manager has a
financial requirement that has to be met.
As you begin to design, it becomes clear that, in order to meet the technical goal, the financial
requirement will be exceeded. What should you do?
A. Let both teams know of the constraints and see if there can be a mutual resolution.
B. Since this is a technical project you should design to the technical team requirements.
C. Because the manager is paying for the equipment, limit the design to fit into the financial constraints.
D. Design to the technical requirement and then take enough storage out to meet the financial goal.
Answer: A

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NO.15 You are preparing a detailed VNX presentation for a technically-oriented customer. VNX arrays have
been in their environment for over a year. One objective of the meeting is to go over historical data. The
customer indicated that they would like to see Unisphere statistics as part of the analysis.
Assuming that statistics logging was enabled from day one, how long does the Unisphere GUI keep its
real-time statistics?
A. Real-time statistics are stored for 1 month.
B. Real-time statistics cannot be saved to disk.
C. Real-time statistics are stored for 3 months, unless the frequency interval is less than 5 minutes.
D. Real-time statistics are stored indefinitely, but requires a dedicated collection server.
Answer: B

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