E20-515 Exam Questions
292 real E20-515 exam questions with expert-verified answers and explanations. Page 5 of 6.
- Question #203
What could be a reason for a TimeFinder/Snap session to be placed in a failed state?
- Question #204
What is a recommended configuration to improve performance when creating a TimeFinder/Snap Save Pool?
- Question #205
A customer intends to implement TimeFinder/Snap. What is the required target volume type?
- Question #206
Which process does TimeFinder/Snap use?
- Question #207
What must be included in the calculations as to how much cache to purchase and configure for TimeFinder/Snap?
- Question #208
Which type of restore operation can be performed for TimeFinder/Snap copy sessions taken from a standard device?
- Question #209
A VMAX administrator has excess capacity in a Snap pool. How can this excess space be reallocated to other enabled devices in the same Snap pool?
- Question #210
What must be considered when a host has XtremSW Cache installed and SRDF functionality is required for its volumes?
- Question #211
FAST VP coordination for SRDF Device Pairs is enabled/disabled at what level?
- Question #212
What will happen if one or more source (R1) devices in an SRDF/S consistency group cannot propagate data to their corresponding target (R2) devices?
- Question #213
A customer creates a device group on the source array using the command "symdg create Replication_dg". However, they are unable to add RDF source devices to that group. What could...
- Question #214
A major bank has a requirement to have 2 remote synchronous mirrors for a production database and would like to use SRDF/S between the 3 Symmetrix arrays. What is a configuration r...
- Question #215
Which RDF state in an SRDF/S environment will allow a swap operation?
- Question #216
SRDF/S has been implemented between two VMAX 40K arrays. The R1 devices are also actively cached by XtremSW Cache. As part of a test the R1 devices have been failed over. The failb...
- Question #217
What is the purpose of the SRDF/A"Transmit Idle" feature?
- Question #218
What is an advantage of SRDF/A over traditional write ordering implementation of asynchronous replication?
- Question #219
In what two SRDF states, will the R2 device be Read/Write enabled?
- Question #220
After the tracks are synchronized between R1 and R2 devices, how many cycle-switches should occur for R2 to become consistent with R1, when you change RDF mode from ACP_DISK to ASY...
- Question #221
What is a feature of SRDF/A Group-Level Write Pacing?
- Question #222
A customer lost the connection between two arrays that were using SRDF/A. As a result there are a large number of invalid tracks. What can the customer do to minimize impact to the...
- Question #223
Which Symmetrix feature allows the use of pools to off load data from cache when using SRDF/A?
- Question #224
Which feature should be used to create a TimeFinder/Snap of an SRDF/A R2 device?
- Question #225
What is the default value of SRDF/A session priority?
- Question #226
A customer is planning to use SRDF/S for disaster recovery (DR) of their VMware vSphere VMFS datastores. TimeFinder/Clone will be used at the DR site to replicate the R2 devices. T...
- Question #227
An administrator would like to replicate a VMware VMFS volume with TimeFinder and wants the copied VMFS volume to be presented to the same host as the original VMFS volume. Using t...
- Question #228
What is an example of a default behavior when a VMFS replica is presented to a ESXi Host or Cluster?
- Question #229
TimeFinder/Clone will be used to replicate a VMware VMFS datastore. The Clone target device will be presented to a secondary ESXi server. What will happen by default when a rescan...
- Question #230
How can you mount a TimeFinder replica on an ESXi host, when the R2 device is also seen by the same host?
- Question #231
SRDF has been used to replicate a VMFS volume to a disaster recovery site. When a VMware administrator uses the Add Storage Wizard at the disaster recovery site, only the 'Format t...
- Question #232
A TimeFinder/Clone replication of a VM which only has RDMs has been completed. What VMware file is critical for bringing up the VM on the secondary ESXi server with the replica RDM...
- Question #233
When creating a new Symmetrix logical volume with SYMCLI, which unit can be used to specify the size?
- Question #234
What is the maximum number of initiators allowed per initiator group on a Symmetrix VMAX array?
- Question #235
What is the status of a Symmetrix VMAX thin device before it is bound to a thin pool?
- Question #236
Which two TimeFinder/Clone actions are initiated by performing a symclone establish operation?
- Question #237
What is the data loss potential in a synchronous SRDF configuration?
- Question #238
Which devices are required for storing original tracks for TimeFinder/Snap operations?
- Question #239
Refer to the exhibit. Which action can one perform from this Unisphere for VMAX screen as related to Volume Set Addressing?
- Question #240
What is required for Open Replicator hot push or pull operations?
- Question #241
A customer is planning a data migration from a DMX to a VMAX. They have a limited maintenance window for the cutover which will not allow enough time for a full synchronization. Wh...
- Question #242
In an Open Replicator environment data will be migrated from a DMX to a VMAX. The average utilization of the FA ports is less than 50%. The hot push method will be used. Which Open...
- Question #243
A customer reports that an Open Replicator session is not copying data from the control devices fast enough. They have not changed the default settings. What action will improve mi...
- Question #244
What are the appropriate names for devices in a Open Replicator migration?
- Question #245
A customer would like to perform a data migration from a CLARiiON to a VMAX and they would like to control the migration from the VMAX. Which EMC product will you recommend?
- Question #246
An error occurred with an active FLM session between a donor DMX and a VMAX causing an automatic fail back. What is the current state?
- Question #247
Which Open Replicator operation does Federated Live Migration use?
- Question #248
Federated Live Migration will be used to migrate data from a Symmetrix DMX to a Symmetrix VMAX 40K array. What happens when the Federated Live Migration session is created?
- Question #249
An application host is zoned to FAs 7E:0 and 10E:0. The RecoverPoint appliances are zoned to FAs 8E:0 and 11E:0 of the same VMAX 10K. LUNs have been masked to the RecoverPoint appl...
- Question #250
Which underlying product is used by the Symmetrix RecoverPoint splitter?
- Question #251
Where on a Symmetrix is the I/O split for RecoverPoint?
- Question #252
What is a requirement for using the Symmetrix RecoverPoint splitter?