인재도 많고 경쟁도 치열한 이 사회에서 IT업계 인재들은 인기가 아주 많습니다.하지만 팽팽한 경쟁률도 무시할 수 없습니다.많은 IT인재들도 어려운 인증시험을 패스하여 자기만의 자리를 지켜야만 합니다.우리 Pass4Test에서는 마침 전문적으로 이러한 IT인사들에게 편리하게 시험을 패스할수 있도록 유용한 자료들을 제공하고 있습니다. EMC E20-390 (VNX Solutions Specialist Exam for Implementation Engineers ) 인증은 아주 중요한 인증시험중의 하나입니다. Pass4Test의 EMC E20-390 (VNX Solutions Specialist Exam for Implementation Engineers ) 로 시험을 한방에 정복하세요.
NO.1 In a VNX array with FAST VP enabled, what is the size of the data slice (chunk) that can be relocated
between tiers?
A. 1 GB
B. 2 GB
C. 5 GB
D. 10 GB
Answer: A
NO.2 Which CLI command displays the IP configuration of each Data Mover?
A. server_ifconfig
B. /sbin/ifconfig
C. server_sysconfig
D. server_devconfig
Answer: A
NO.3 Which Linux distribution supports both MPFS and pNFS.?
A. CentOS
B. RedHat
C. Fedora
D. Debian
Answer: B
NO.4 A user is creating a dynamic disk on a Windows host. The first disk is fully utilized. Writes continue to
the next disk. Which volume type did they select?
A. Striped
B. Spanned
C. RAID 5
D. Mirrored
Answer: B
NO.5 What is the fan-in ratio for MirrorView/A?
A. 1: 1
B. 2: 1
C. 4: 1
D. 8: 1
Answer: C
NO.6 An administrator has finished configuring the zoning on their MDS-series switch and issues the
following command: zoneset activate name ActiveZS vsan 100
What happens?
A. Zoneset ActiveZS is activated on VSAN 100
B. Zoneset ActiveZS is created on VSAN 100
C. VSAN 100 is created and activated.
D. VSAN 100 is named ActiveZS
Answer: B
NO.7 Where in Unisphere do you assign FAST Cache to LUNs?
A. At the LUN level under a RAID group
B. At the LUN level under a storage pool
C. Under FAST Cache system properties
D. Under the Advanced tab of RAIDGROUP Properties
Answer: A
NO.8 You are planning to add a new DAE to a VNX storage system. Doing so will exceed the supported total
drive count by four drives. What impact will this have on the operation of the VNX system?
A. The DAE will be recognized but four drive slots will not function.
B. All slots on the DAE will be available for use.
C. Connecting the new DAE will take the bus offline.
D. The DAE can be physically connected, but will not be available.
Answer: A
NO.9 Which LDAP username format is correct for CLI authentication on a VNX system?
A. <username>
B. <username>@FQDN
C. <domain>\<username>
D. <username>.FGDN
Answer: B
NO.10 How does the VNX handle LUN ownership changes so that the access path to the LUN is available to
both SPs simultaneously?
A. By the host software being aware of SP ownership
B. By the SPs sharing ownership of the LUNs
C. By using ALUA Failover Mode
D. By the LUN being trespassed.
Answer: C
NO.11 An administrator exports a newly created file system and finds two directories, called etc and
lost+found. The administrator does not want these directions to appear in the export.
What should the administrator do to address this issue?
A. The administrator should delete the directories
B. Create a subdirectory below the root of the file system and export it
C. Nothing, this is normal and these two directories will show in all exports
D. The administrator should change the attribute of these directories to hidden
Answer: B
NO.12 What is the length of RSA keys used to encrypt and decrypt network traffic in a VNX environment?
A. 2048 bytes
B. 1024 bits
C. 1024 bytes
D. 2048 bits
Answer: D
NO.13 The preferred path to your VMware ESX host failed. Which native multi-pathing policy will revert to the
preferred path when it is restored?
A. Fixed only
B. MRU only
C. Round-robin
D. Bath Fixed and MRU
Answer: A
NO.14 If a source LUN is trespassed, what happens to a fractured clone LUN?
A. Neither the clone LUN nor the fracture logs will be acquired by the peer SP
B. The peer SP acquires the fracture logs.
C. The peer SP acquires both the clone LUN and the fracture logs.
D. The peer SP acquires the clone LUN.
Answer: B
NO.15 What are the severity levels available with Unisphere event notifications?
A. Critical and Informational
B. High and Low
C. Critical and Low
D. High and Warning
Answer: A
NO.16 Which VNX feature is used to reclaim unused storage space?
A. LUN migration
B. LUN shrink
C. Thin provisioning
D. RAID group defragment
Answer: B
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. Quotas can be managed only with Windows Server 2008
B. The user does not have administrator privileges on this share
C. Exporting is implemented at the file system subdirectory level on VNX OE for File.
D. Windows users cannot modify the quota settings
Answer: C
NO.18 What is the maximum number of Fibre Channel initiator ports, per Linux host, supported by VNX for
Block?
A. 8
B. 4
C. 16
D. 32
Answer: C
NO.19 Which statement correctly describes a benefit of using a Virtual Data Mover (VDM)?
A. It supports the separation of CIFS servers and their shares
B. It enables the replication of NFS exports
C. It can be configured as a standby for failover.
D. It provides security for users in multi-protocol environments
Answer: A
NO.20 Which utility on a Windows server can be used to view the HBA WWN details?
A. Unisphere Host Agent
B. Unisphere Server Utility
C. HBAnywhere
D. Device Manager
Answer: C