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E20-260 VPLEX Specialist Exam for Implementation Engineers Questions and Answers

Questions 4

What is a key advantage of integrating VPLEX into a VMware environment?

Options:

A.

If VM data is shared across arrays or across data centers it becomes problematic, VPLEX solves these problems.

B.

Without VPLEX, Motion can only migrate to other disks within the same array.

C.

VMware HA can only replicate across data centers to same-type arrays. VPLEX allows data stores to live on any array-type.

D.

Without VPLEX, all of an ESX server's data must reside on the same array.

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Questions 5

You have added a new storage array to your environment, but VPLEX, does not see it. Which VPlexcli command will display the new storage array?

Options:

A.

clusters/cluster-/storage-elements/storage-arrays/array re-discover

B.

/array claim -s

C.

/clusters/cluster-//storage-elements/storage-arrays>array used-by-array

D.

connectivity validate-be

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Questions 6

Refer to the exhibit.

E20-260 Question 6

You have created a Distributed Device in a VPLEX Metro. You want to confirm the volumes before performing a mobility job within the cluster. You will be moving the device to cluster 1.

Which object will be the source for this operation?

Options:

A.

extent_Symm0841_03A7_1

B.

DD_8_32012Nov26_183659

C.

Symm0841_03A7

D.

DD_7_3

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Questions 7

Refer to the exhibit.

E20-260 Question 7

Reference the message type shown at point "1". What type of response will be sent back to the SNMP management server from the SNMP Agent?

Options:

A.

A poll response containing requested data

B.

A trap response containing requested data

C.

A poll response that initiates a trap response

D.

A trap response containing all MIB data

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Questions 8

A host attempted a read from a volume in a VPLEX Metro configuration. The data does not exist in cache at all.

What process does VPLEX use to service the read request?

Options:

A.

VPLEX first searches the local cache for the data, then the cache coherency directory before reading from the array.

B.

VPLEX first searches the cache coherency directory for the data before reading from the array.

C.

VPLEX first searches the local cache for the data before reading from the array.

D.

VPLEX first searches the cache coherency directory for the data, and then searches the local cache before reading from the array.

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Questions 9

During the installation of a small VPLEX Metro, the command ‘configuration continue-system-setup’ is issued. What is accomplished by this command?

Options:

A.

Back-end array discovery

B.

Host initiator discovery

C.

Second cluster initial setup

D.

Witness configuration

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Questions 10

When creating logging and metadata volumes, which LUN requirement applies to both volumes?

Options:

A.

Array LUNs must be zeroed-out.

B.

Array LUNs must be RAID 0

C.

Array LUNs must be thin.

D.

Array LUNs must be RAID 1

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Questions 11

Refer to the exhibit.

E20-260 Question 11

Which tab of the VPLEX Unisphere Management Console GUI contains a link to VPLEX product documentation?

Options:

A.

Support

B.

Provision Storage

C.

Mobility Central

D.

System Status

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Questions 12

What is the purpose of the I/O Module Upgrade Script?

Options:

A.

To manage the I/O module change during a Metro to Geo topology upgrade.

B.

To install the I/O load balancer module on the Management Server.

C.

To configure the GbE I/O modules when installing VPLEX Geo.

D.

To automate the installation of I/O modules and configuration of the directors.

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Questions 13

You need to claim storage that is presented to VPLEX from a VNX. What is required in order to create the mapping file needed by the VPLEX Claim Storage Wizard?

Options:

A.

A host with solutions enabler installed and zoned to SPA and SPB

B.

The user name, password and management address of the VNX

C.

A host with WinSCP installed, with an IP connection to the VPLEX Management Server

D.

The username and password of the VPLEX Management Server

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Questions 14

Starting in Geosyncrony version 5.1 what are the minimum password requirements?

Options:

A.

Fourteen characters, including numbers, upper-case and lower-case letters and special characters

B.

Seven characters, including numbers

C.

Eight characters, including numbers, and special characters

D.

Ten characters, including numbers, upper-case and lower-case letters, and special characters

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Questions 15

An EMC customer wants to add a mirror to a VPLEX Local RAID 0 device. Which RAID type is created after the device attach-mirror command is issued?

Options:

A.

RAID 1

B.

RAID 0

C.

RAID S

D.

RAID C

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Questions 16

What are key benefits of storage virtualization with VPLEX?

Options:

A.

Ease of consolidations; device mobility; simplifying management; provisioning of multiple arrays.

B.

Consolidations; point-in-time backups; simplifying management; third-party array support.

C.

Device performance; point-in-time backups; third party array support; device mobility

D.

Synchronous SAN extension across long distances; device mobility; and third-party array support

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Questions 17

Refer to the exhibit.

E20-260 Question 17

What is the function of the two highlighted VPLEX VS2 modules?

Options:

A.

Back-end connectivity

B.

Front-end connectivity

C.

WAN-COM connectivity

D.

Local-COM connectivity

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Questions 18

Refer to the exhibit.

E20-260 Question 18

Which VPLEX configuration is shown?

Options:

A.

VPLEX Metro/GEO dual engine

B.

VPLEX Local quad engine

C.

VPLEX Metro/GEO quad engine

D.

VPLEX Local dual engine

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Questions 19

Do virtual volumes need to be taken off-line prior to upgrading VPLEX software, and why or why not?

Options:

A.

Yes, to preserve data integrity

B.

Yes, because the host-based multi-pathing software provides direct access during the upgrade

C.

No, because VPLEX software can be upgraded non-disruptively

D.

No, because the upgrading can be undone

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Questions 20

A customer has a VPLEX Metro configuration across two data centers 200 km apart. During an overnight backup, the WAN-COM link between the two data centers fails. What VPLEX object allows for future incremental re-synchronization with the remote mirror once the link is restored?

Options:

A.

Logging Volumes

B.

VPLEX Witness

C.

Metadata Volumes

D.

Management Server

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Questions 21

A customer has a VPLEX Metro with VPLEX Witness installed and configured. The detach rule for consistency group is "no-automatic-winner".

What will VPLEX Witness do in case of a Site 1 failure?

Options:

A.

VPLEX Witness will have no effect.

B.

VPLEX Witness will set the consistency group detach rule.

C.

VPLEX Witness will suspend I/O at Site 1

D.

VPLEX Witness will suspend I/O at Site 2

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Questions 22

In addition to Active Directory, with what other directory service can VPLEX integrate for user authentication?

Options:

A.

LDAP

B.

NIS

C.

NDS

D.

PAM

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Questions 23

A customer has a VPLEX Metro/GEO environment and is requesting that the VPLEX Witness be installed.

The requirements for the Witness are:

  • One vCPU
  • 512MB ram
  • 2.5GB storage space

What platform type is supported?

Options:

A.

64bit ESX4.0 and above

B.

32/64bit ESXi 5.0

C.

64bit MS Hyper-V 2012

D.

VMware Workstation 9.0 and above

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Questions 24

What is the total number of available engines in the smallest VPLEX Metro configuration?

Options:

A.

2

B.

1

C.

8

D.

4

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Questions 25

A customer wants to add a mirror to a VPLEX Local RAID-0 device.

Which RAID type is created after the command "device attach-mirror"?

Options:

A.

RAID-0

B.

RAID-S

C.

RAID-1

D.

RAID-C

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Questions 26

Refer to the exhibit.

E20-260 Question 26

You have created a Distributed Device in a VPLEX Metro. You want to confirm you have chosen the correct volumes before performing a device mobility job within cluster-2. Which object will be the source for this operation?

Options:

A.

DD_8_32012Nov26_183659

B.

extent_Symm0841_03A7_1

C.

Symm0841_03A7

D.

DD_7_3

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Questions 27

You are doing a code upgrade on a VPLEX. In which directory do you put the upgrade files in order to execute the code upgrade?

Options:

A.

/tmp/vfs

B.

/diags/collect-diagnostics-out

C.

/tmp/VPlexInstallPackages

D.

/tmp/diags

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Questions 28

Refer to the exhibit.

E20-260 Question 28

Which two metavolume candidates should be used to complete the displayed command?

Options:

A.

1 and 2

B.

5 and 6

C.

1 and 3

D.

3 and 4

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Questions 29

During the installation of a VPLEX Local, the command ‘configuration system-setup’ is issued. What is accomplished by this command?

Options:

A.

Launches EZ-setup Wizard

B.

Configures EMC system reports

C.

Exposes back-end storage to cluster

D.

Creates a logging volume

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Questions 30

Click on the calculator in the upper left corner. How much distributed storage can be managed by a 20 GB logging volume?

Options:

A.

Up to 640 TB

B.

Up to 20 TB

C.

Up to 320 TB

D.

Up to 200 TB

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Questions 31

When inspecting a VS1 director's status LEDs, you see that a status LED is blue. What does this indicate?

Options:

A.

The VPLEX Standby Power Supply battery is low.

B.

GeoSynchrony code cannot be downloaded from the Management Server

C.

The director is downloading GeoSynchrony code from the Management Server.

D.

The VPLEX cannot connect with the other cluster

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Exam Code: E20-260
Exam Name: VPLEX Specialist Exam for Implementation Engineers
Last Update: Nov 16, 2024
Questions: 210

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