E20-515 Exam Questions

You are designing a new VMAX implementation. All applications will share physical drives and participate in SRDF/S replication. The customer has two high I/O applications used for...

Which condition results in effective prioritization by Symmetrix Priority Controls (SPC)?

A storage administrator receives a warning message that one of the thin pools in the Symmetrix is low on storage space. The pool contains a large number of thin devices that have b...

What can happen if an over-subscribed thin pool becomes full?

Which feature is supported in Unisphere for VMAX 1.5 but is not available in Symmetrix Management Console v7.3.3?

What are the slices on the physical disks in a Symmetrix called?

What type of data can a Unisphere for VMAX CSV performance report contain?

Standard Provisioning encapsulation will be used to encapsulate a CLARiiON LUN. Which VMAX entities are created when using SYMCLI to execute the encapsulation?

What is the sequence of operations for completing an Open Replicator data copy?

A TimeFinder/Snap customer performed a restore operation to recover from a logical data corruption event. A subsequent recreate operation fails. What must be done to allow the recr...

What is required when adding devices to an actively replicating SRDF/A RDF group?

Federated Tiered Storage has been implemented on a Symmetrix VMAX 20k array. Virtual provisioning has been used to encapsulate a number of external LUNs. All the encapsulated devic...

What must be considered when a host has a VFCache card installed and TimeFinder functionality is required?

What is a benefit of using TimeFinder Clone instead of TimeFinder VP Snap when running Enginuity 5876 or later?

You are trying to present a newly created Thin Device to a host, and the device shows as Not Ready. What could cause this situation?

A customer has 15 VMAX arrays that will be managed with Unisphere for VMAX. Each VMAX is configured with 6525 total volumes. What is the minimum number of Unisphere for VMAX server...

What RDF state in an SRDF/S environment will allow a swap operation?

Which TimeFinder/Snap operation will make the VDEV Read/Write-enabled to the host?

What are risk factors you should consider when designing an Open Replicator solution?

A Customer would like to use Open Replicator to periodically push their production data to a remote array. Which solution will minimize performance impact to the production devices...

Which device is used as a gatekeeper for the autoprovisioning database and resides on the Symmetrix file system?

How many buffer to buffer credits does a Symmetrix VMAX SRDF Fibre Channel port have?

For which IO sizes is the SiRT feature enabled on Symmetrix VMAX arrays?

A customer has performed a VLUN migration of a TDEV bound to pool A to pool B non- disruptively. However, new extents for the TDEV are still being allocated from pool A. What step...

Virtual Provisioning encapsulation will be used to encapsulate a CLARiiON LUN. Which VMAX entities are created when using SYMCLI to execute the encapsulation?

What is the purpose of a DX port on a VMAX array?

Federated Tiered Storage has been implemented on a Symmetrix VMAX 40K array. Virtual provisioning has been used to encapsulate a number of external LUNs. All the encapsulated devic...

What is the minimum number of Symmetrix VMAXDX ports required to support FTS?

Which Unisphere for VMAX section is used to facilitate the encapsulation of a VNX LUN?

A Symmetrix VMAX 40K customer would like to manage their virtualization environment with Unisphere for VMAX. Which virtualization platforms are supported?

What is needed to provision storage for an ESXi host in a VMAX array when using the VSI plug- in?

Which EMC Virtual Storage Integrator feature will help determine the Symmetrix Thin Pool used by a VMware vSphere VMFS datastore?

A Symmetrix VMAX customer would like to use the Solutions Enabler symvm command in their Microsoft Hyper-V environment. What is a consideration?

A Symmetrix VMAX 40K customer intends to use EMC Virtual Storage Integrator in their VMware vSphere environment. Which VSI feature will allow them to extend a VMFS datastore with a...

A Symmetrix VMAX customer wants to use the Solutions Enabler symvm command in their VMware vSphere environment. What VMware vSphere configuration tasks can be performed by symvm?

A storage administrator wants to perform an incremental restore from a previously activated Symmetrix TimeFinder/Clone copy. When attempting to restore the session, the task fails....

A TimeFinder VP Snap customer has performed a restore of their production database. An attempt to perform a recreate operation fails. How can this be resolved?

A TimeFinder/Clone customer has performed a restore of their production database. An attempt to perform a recreate operation fails. How can this be resolved?

A Symmetrix VMAX 40K customer uses TimeFinder/Clone to replicate their production database. The Symmetrix devices used by the database are actively cached by XtremSW Cache. What is...

What is a benefit of using TimeFinder VP Snap instead of TimeFinder/Clone when running Enginuity 5876 onward?

What is a benefit of using TimeFinder VP Snap instead of TimeFinder/Clone when running Enginuity 5876 or later?

A customer uses TimeFinder/Clone for performing daily backups of a database server by mounting the clones on a different host. The targets are permanently provisioned to the backup...

Which method(s) are used to create and manage Consistency Groups in a Symmetrix VMAX 40K?

A Symmetrix VMAX 40K customer uses TimeFinder/Clone to replicate their production database. The Symmetrix devices used by the database are under the control of XtremSW CachE. -- An...

A TimeFinder VP Snap session has been created and activated at 10 AM. Subsequently track number 1000 is written to on the Source device. At 11 AM a second TimeFinder VP Snap sessio...

A TimeFinder VP Snap session has been created and activated at 10 AM. Subsequently track number 1000 is written to on the Source device. At 11 AM a second TimeFinder VP Snap sessio...

How should the target devices for TimeFinder VP Snap be configured?

A customer would like to have four TimeFinder VP Snap copies of the same Source device. How should you configure the target devices so that the potential benefits can be realized?

A storage administrator failed to monitor the available capacity in the SAVE pool. What happens on the next write to a full pool?

How many TimeFinder/Snap sessions are reserved for restore operations in a Symmetrix VMAX 20K?