EMC E20-545 Online Practice Questions and Exam Preparation

EMC E20-545 Online Questions & Answers

• Question 141:

  What monitoring option is used to generate file-related notifications based on a user-defined threshold?

  A. Notification Logs for File
  B. Background Tasks for File
  C. Event Logs for File
  D. Statistics for File
  A. Notification Logs for File

• Question 142:

  A customer has two IP Replicated VNX systems: VNXA is the Primary system; VNXB is the disaster recovery (DR) system. VNXA is configured with VDMs containing CIFS servers, has secmap cache disabled, and runs a primary

  Usermapper. VNXB is configured as a DR target system and runs a secondary Usermapper.

  During failover testing, VNXA is failed over and shut down to simulate a site outage. The small number of Linux users that access the CIFS data via NFS find that they no longer have the same permissions as when accessing from the primary

  site. Additionally, the UID ownership of many files has changed.

  What could be the cause of the change in permissions?

  A. LDAP requires re-configuration and resynchronization when failing over sites.
  B. The ID mappings of the Primary and secondary Usermapper do not match.
  C. The DR site must be promoted to become a primary Usermapper on failover
  D. DNS has not yet re-synchronized to reflect the new CIFS server addresses.
  B. The ID mappings of the Primary and secondary Usermapper do not match.

• Question 143:

  When a LUN is protected by RecoverPoint CDP, when is the write acknowledged to the host?

  A. After the RP splitter receives acknowledgements from both the RPA and the VNX write cache
  B. After the RP splitter receives acknowledgement from the VNX write cache, but before acknowledgement from the RPA
  C. After the SP receives acknowledgements from both the RPA and the VNX write cache
  D. After the SP receives acknowledgement from the VNX write cache, but before acknowledgement from the RPA
  A. After the RP splitter receives acknowledgements from both the RPA and the VNX write cache

• Question 144:

  You are trying to create a virtual network device in Unisphere under Settings > Network > Settings for File > Devices > Create. Why is the physical device not displayed?

  A. The device is already used.
  B. You do not have permission to create devices.
  C. The physical device is faulted.
  D. There is no network cable plugged into the physical device.
  A. The device is already used.

• Question 145:

  You have just completed expanding a 20 GB LUN to a 40 GB striped metaLUN for a Microsoft Windows 2003 system. Which Windows tool needs to be run so that the host system can use the newly allocated space?

  A. diskpart
  B. diskpar
  C. format
  D. chkdsk
  C. format

• Question 146:

  When using the provisioning wizard, how many RAID group options are available?

  A. 2
  B. 4
  C. 3
  D. 6
  C. 3

• Question 147:

  A host has visibility to a VNX Snapshot attached to a Snapshot Mount Point (SMP). The user has detached the original snapshot and has attached a later snapshot to this SMP. What must the user do for the host to see the new point-in-time data?

  A. No user action is required.
  B. Rescan the storage bus.
  C. Remove and re-add SMP to the host Storage Group.
  D. Reboot the host.
  A. No user action is required.

• Question 148:

  Your customer has a requirement for multiple ESXi 5.1 hosts to simultaneously access volumes and run multiple VMs in their VNX for File environment. How should you provide storage?

  A. NFS Version 4
  B. NFS Version 3
  C. CIFS share
  D. RDM disk
  B. NFS Version 3

• Question 149:

  The customer will be configuring metaLUNs for their application. The application requires the most predictable performance. Which type of metaLUN do you recommend?

  A. Striped
  B. Concatenated
  C. Hybrid
  D. Plaid
  A. Striped

• Question 150:

  A company has decided to use CAVA as their antivirus solution. Which protocol does CAVA use to support antivirus protection in a Celerra environment?

  A. Common Internet File System
  B. Multi Protocol File System
  C. Network File System
  D. File Transfer Protocol
  A. Common Internet File System