EMC E20-547 Online Practice Questions and Exam Preparation

EMC E20-547 Online Questions & Answers

• Question 191:

  What is indicated by a blue enclosure power LED on a 25-slot DPE?

  A. AC or DC power is applied and all outputs are in operating range.
  B. Any enclosure fault, including SP faults, has occurred.
  C. Any outputs or inputs are out of operating range.
  D. The battery backup system is fully charged.
  A. AC or DC power is applied and all outputs are in operating range.

• Question 192:

  A company has many VNX file systems that they currently export using NFS. Their goal is to simplify the management of these file systems for the Linux clients. How can the storage team help the company achieve this goal?

  A. Use the automounter feature with the autofs service to automatically mount file systems.
  B. Create administrative exports to the file system roots and community exports for their subdirectories.
  C. Create AVM file systems and enable auto extend on the file systems.
  D. Mount each file system manually to maintain control of individual export permissions.
  A. Use the automounter feature with the autofs service to automatically mount file systems.

• Question 193:

  How much FAST Cache storage can be allocated as cache?

  A. 500 GB
  B. 1 TB
  C. 2 TB
  D. 4 TB
  C. 2 TB

• Question 194:

  A customer wants to decrease the size of VNX pool LUNs presented to a Failover Cluster using the LUN shrink feature. What do you advise?

  A. The LUN shrink feature will allow them to reduce LUN sizes for this cluster.
  B. LUN shrink is only supported with stand-alone hosts.
  C. The LUN shrink feature is not supported with Failover Clusters.
  D. The LUN must not be defragmented prior to using the LUN shrink feature.
  A. The LUN shrink feature will allow them to reduce LUN sizes for this cluster.

• Question 195:

  A Storage Administrator is provisioning storage from a VNX array to a Windows 2003 host. Which best practice should be considered to ensure maximum performance?

  A. Align the user data on LUNs on a 1024kB boundary with Diskpart
  B. Align the user data on LUNs on a 1024kB boundary using the VNX Alignment Offset
  C. Set the cache page size to 4kB for mixed environments
  D. Set the cache page size to 16kB for mixed environments
  A. Align the user data on LUNs on a 1024kB boundary with Diskpart

• Question 196:

  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. All clones will be fractured.
  D. The gold copy clone used for restore will remain as is.
  A. Only the reverse-synchronized clone remains unfractured.

• Question 197:

  Which Linux kernel supports dynamic LUN scanning?

  A. 2.3
  B. 2.4
  C. 2.5
  D. 2.6
  D. 2.6

• Question 198:

  What happens when a reverse synchronization completes with Protected Restore Mode enabled?

  A. Host-to-source LUN writes are not mirrored to a clone.
  B. Only the reverse-synchronized clone remains unfractured.
  C. All clones remain unfractured.
  D. Host-to-source LUN writes are mirrored to a clone.
  A. Host-to-source LUN writes are not mirrored to a clone.

• Question 199:

  What can be used to Discover iSCSI targets?

  A. Unisphere Server Utility
  B. Unisphere Host Agent
  C. Unisphere Initialization Utility
  D. Unisphere Service Manager
  A. Unisphere Server Utility

• Question 200:

  An administrator wants to add storage capacity to the cmsas_archive storage pool. They bind one new RAID 6 SAS LUN and present this LUN for VNX for File and create a disk volume on the host from it. They check the cmsas_archive storage pool but potential capacity is not increased.

  What could be a possible cause?

  A. There is a mismatch between cmsas_archive disk volumes and the newly created disk volume type.
  B. The disk volume is already assigned to the same storage pool but it is still unused.
  C. The cmsas_archive pool was not manually extended with the newly created disk volume.
  D. Disk volumes were not added to system-defined storage pools.
  A. There is a mismatch between cmsas_archive disk volumes and the newly created disk volume type.