E20-545 Online Practice Questions and Answers

You have just completed expanding a 20 GB LUN to a 40 GB stripe metaLUN for a Windows 2003 system.

What Windows tool needs to be run to allow the host system to use the new allocated space?

A. diskpar

B. diskpart

C. format

D. chkdsk

When will subsequent compressions occur on a LUN that has compression enabled?

A. At a specific user-defined time interval

B. When system-defined uncompressed data thresholds are reached

C. At a system-defined time interval

D. During periods of low I/O when VNX SP utilization is below 20 percent

In order to import VMs from an ESX/ESXi server using Unisphere, which action is required?

A. Set the certificate validation setting to ignore.

B. Install Unisphere Host Agent on the VM.

C. Install Unisphere Host Agent on the ESX/ESXi server.

D. Register the VM on the storage system.

A storage administrator has created multiple network interfaces on the Data Mover. While creating the CIFS server within a VDM, one network interface was selected. What action must be taken after the interface is modified?

A. Update the CIFS server with the interface changes

B. Restart CIFS services on the VDM

C. Restart CIFS services on the physical Data Mover

D. Update the VDM with the interface changes

Refer to the exhibit.

The array has only the disks shown on the exhibit. All disks in the array are 600 GB 15K drives. One disk is used as a hot spare.

What is the maximum number of disks you can add to a single pool?

A. 25

B. 29

C. 24

D. 16

A customer is concerned about maintaining the appropriate level of redundancy. The customer asks you to explain how VNX for File handles notification of system conditions and SNMP trap notifications. Which VNX hardware component should you discuss?

A. Control Station

B. Storage Processors

C. Data Mover

D. Link Control Card

A customer has a heterogeneous FAST VP Pool with 2.4 TB available space. The pool contains a mix of thick LUNs and thin LUNs. The customer attempts to create a 2.4 TB thick LUN, but the process fails.

What caused the failure?

A. Pools with thick LUNs cannot be oversubscribed.

B. Heterogeneous Pools do not allow thick LUNs larger than 2 TB.

C. There is insufficient space for thick LUN metadata.

D. VNX Snapshots are present on the existing thin LUNs.

A newly created 500 GB thick LUN with 100 GB used capacity needs to be migrated to a thin LUN.

What is the result of the migration?

A. The 500 GB thick LUN becomes a 500 GB thin LUN. Only the consumed capacity is copied.

B. The 100 GB thin LUN becomes a 500 GB thick LUN. Only the consumed space is copied.

C. The 500 GB thick LUN becomes a 100 GB thin LUN.

D. A thick LUN cannot be migrated to a thin LUN.

From Unisphere, a Storage Administrator created an NFS export and alerted a user that the exported file system was ready to be mounted. The user was able to access the export but was not able to write to the export.

Which step would likely resolve the issue?

A. Ensure the host IP is entered into the correct NFS export host table.

B. Ensure the server is rebooted after the NFS export is presented.

C. Ensure the NFS export is correctly identified and mounted.

D. Ensure firewall rules do not block access to the NFS export from the host.

A VNX storage system is being deployed to replace an existing third-party block storage system. Which remote replication technology should be used to migrate the existing data to the new VNX?

A. SAN Copy

B. MirrorView/A

C. MirrorView/S

D. CTA