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Question # 4

Refer to the exhibit.

You are implementing a VPLEX Metro configuration, and some BE ports are not logged into the fabric.

Which VPLEX command should be performed?

A.

set topology p2p

B.

set enabled=true

C.

set topology loop

D.

set port speed

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Question # 5

What is an EMC best practice for fault tolerance when zoning a VPLEX Metro together over Fibre Channel for successful communication between the sites?

A.

Zone each WAN-COM port to all WAN-COM ports in the other fabric.

B.

Zone all WAN-COM ports to each other in both SAN fabrics within a single zone.

C.

Zone each WAN-COM port to all WAN-COM ports in the other fabric.

Zone one Local-COM port to all WAN-COM ports in the other fabric for VPLEX Witness.

D.

Zone all WAN-COM ports to each other in both SAN fabrics within a single zone.

Zone one Local-COM port to all WAN-COM ports in the other fabric for VPLEX Witness.

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Question # 6

In a customer's VPLEX Metro environment, a host has been provisioned as a single virtual volume from cluster-1. The customer now needs to convert the local virtual volume to a distributed device.

How can the customer accomplish this?

A.

Add an unused device from cluster-2 as a remote mirror to the virtual volume on cluster-1

B.

Add an unused virtual volume from cluster-2 as a remote mirror to the virtual volume on cluster-1

C.

Enable remote access to an unused virtual volume from cluster-2 and add it as a remote mirror.

D.

Enable remote access to an unused device from cluster-2 and add it as a remote mirror.

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Question # 7

Refer to the exhibit.

What is the result of the command?

A.

clustermirror becomes a top-level device but without any virtual volume created or guarantees about its data.

B.

clustermirror becomes a top-level device, and a virtual volume is created for the device if the parent had a virtual volume.

C.

clustermirror is broken down to its base extents.

D.

clustermirror is detached and discarded.

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Question # 8

Refer to the exhibit.

A customer has not followed EMC best practices when cabling their VS2 VPLEX engine. You are asked how to re-cable the engine to adhere to best practices. What is your response?

A.

Swap port 00 with port 01 of module A1-BE and B1-BE.

B.

Swap port 02 with port 03 of module A0-FE and B0-FE.

C.

Swap port 00 with port 01 of module A0-FE and B0-FE.

D.

Swap port 02 with port 03 of module A1-BE and B1-BE.

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Question # 9

IT security just implemented new security policies at a customer site. When VPLEX Management Server sends SYR reports to an ESRS gateway nothing is received at the gateway.

What action did IT security take that would cause this?

A.

Block TCP port 443 and 22

B.

Block TCP port 80 and 21

C.

Block TCP port 9090 and 5910

D.

Block TCP port 21 and 445

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Question # 10

Refer to the exhibit.

You have opened the VPLEX Unisphere Manager to validate the health of the system.

What is the most likely reason for the Operational Status indicator?

A.

The VPLEX Witness has detected a WAN link failure.

B.

A component is in a degraded state in the cluster.

C.

Cluster-1 has lost management IP connection to cluster-2

D.

The cluster-1 management server has failed.

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Question # 11

What are the three components that a drill-down command can be run against to provide a more detailed analysis?

A.

Storage-View, Virtual-Volume, Device

B.

Storage-View, Virtual-Volume, Storage-Volume

C.

Storage-View, Consistency-Group, Device

D.

Storage-View, Virtual-Volume, Extent

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Question # 12

Refer to the exhibit.

The customer has not followed EMC best practices when cabling their VS2 VPLEX engine. What action would you recommend to fix this issue?

A.

Swap ports 00 with ports 01 of both director A and director B.

B.

Swap port 02 with port 03 of both director A and director B.

C.

Add two more additional fabrics and place each director in its own fabric.

D.

Separate all FE and BE ports into their own fabric.

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Question # 13

What is the maximum supported latency for a VPLEX Metro implementation?

A.

2 ms

B.

50 ms

C.

5 ms

D.

15 ms

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Question # 14

Refer to the exhibit.

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

A.

Support

B.

Provision Storage

C.

Mobility Central

D.

System Status

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Question # 15

A VPlex administrator claims a 100GB Storage Volume that is thin provisioned on the storage array and has 25GB physically allocated and creates a 1:1 encapsulated virtual volume. After a local data mobility job for that Virtual Volume, the storage array administrator notices that the allocated capacity has increased to 100GB.

Why did this happen?

A.

The destination Storage Volume was not claimed with the thin-rebuild parameter in VPLEX.

B.

VPLEX does not support thin devices.

C.

Neither the source nor the destination Storage Volume were claimed with the thin-rebuild parameter in VPLEX.

D.

The source Storage Volume was not claimed with the thin-rebuild parameter in VPLEX.

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Question # 16

What is the EMC best practice for the optimum number of back-end storage paths per director presented to a LUN?

A.

4 paths

B.

2 paths

C.

8 paths

D.

16 paths

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Question # 17

Refer to the exhibit.

A customer needs to provision storage to a host on Cluster 1, but there is no additional local array capacity to allocate. How could the customer facilitate assigning storage to the Cluster 1 host from an array locally connected to Cluster 2?

A.

Enable remote access for a Cluster 2 virtual volume.

B.

Add a remote mirror to a Cluster 2 virtual volume.

C.

Create a distributed device from a virtual volume on Cluster

D.

Add a virtual volume from Cluster 2 to a distributed consistency group.

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Question # 18

You created a synchronous consistency group, which contains two distributed volumes configured with the rule "set cluster-1-detaches".

What is the expected behavior of the virtual volumes in the event of a WAN-COM failure?

A.

cluster-1 is declared the winner after 5 seconds and I/O will continue at that cluster.

B.

I/O will continue at both clusters.

C.

I/O will be suspended at both clusters until the WAN-COM is repaired.

D.

cluster-2 is declared the winner after 5 seconds and I/O will continue at that cluster.

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Question # 19

A customer wants to collect performance data for specific virtual-volumes and has created the performance monitor.

What step needs to be performed to enable data capture?

A.

The customer needs to utilize the "-capture" flag when creating the monitor

B.

Virtual-volumes cannot have any performance data collected against them

C.

The customer needs to create an associated sink for data collection

D.

The customer needs to enable performance collection through the VPLEX GUI

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Question # 20

Refer to the exhibit.

What is the module at IOM A0 used for?

A.

Director A Back-end Connectivity

B.

Director A WAN COM Connectivity

C.

Director A Front-end Connectivity

D.

Director A Local Com Connectivity

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Question # 21

Which is the best way to identify the root cause of long read latencies using monitors?

A.

Check if the %CPU Busy is above 50%

B.

Check to see if all volumes are in at least 1 Consistency Group

C.

Check the ratio of cache.rhit to cache.miss

D.

Check the difference between fe-director.read-lat and storage-volume.read-latency

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Question # 22

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?

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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Question # 23

Refer to the exhibit.

After 6 months of operation, you are monitoring the health of the VPLEX system from the Unisphere Manager for VPLEX.

What is the most likely reason for a state change of the VPLEX Witness?

A.

TheESXi host was rebooted.

B.

The WAN switch ports failed.

C.

The Management Server was restarted.

D.

TheMetaVolume was restored.

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Question # 24

Refer to the exhibit.

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

A.

1 and 2

B.

5 and 6

C.

1 and 3

D.

3 and 4

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Question # 25

What VPLEX user account is required to manage user security?

A.

admin

B.

service

C.

root

D.

user

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Question # 26

Refer to the exhibit:

Which two modules are used for back-end connectivity?

A.

A and E

B.

D and E

C.

B and F

D.

C and F

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Question # 27

What is the recommended protection to be used when creating a VPLEX Logging Volume?

A.

RAID-1

B.

Raid-C

C.

RAID-0

D.

Mapping

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Question # 28

A customer has purchased a dual engine VPLEX Metro cluster. During installation, there are not enough free SAN ports to connect all WAN-COM ports to the SAN. What is the recommended approach?

A.

The customer must provide additional SAN ports or acquire additional SAN ports to connect all WAN-COM ports of both VPLEX engines to the SAN.

B.

The customer must connect the WAN-COM ports of the first engine only and disable the second engine from the VPLEX CLI.

C.

It is sufficient to connect the WAN-COM ports of either engine 1 or 2 because redundancy is provided by leveraging two separate SAN fabrics.

D.

The customer must connect the WAN-COM ports of the first engine only and disable the second engine from the Unisphere for VPLEX GUI.

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Question # 29

You are planning to perform a topology upgrade of VPLEX Local to VPLEX Metro.

What is the process you should follow to complete the upgrade successfully?

A.

1. Upgrade the existing cluster

2. Run the I/O module upgrade script

3. Cable the WAN COM connections

4. Register the cluster

5. Configure the new cluster

B.

1. Run the I/O module upgrade script

2. Cable the WAN COM connections

3. Upgrade the existing cluster

4. Configure the new cluster

5. Register the cluster

C.

1. Upgrade the existing cluster

2. Register the cluster

3. Configure the new cluster

4. Run the I/O module upgrade script

5. Cable the WAN COM connections

D.

1. Cable the WAN COM connections

2. Run the I/O module upgrade script

3. Configure the new cluster

4. Register the cluster

5. Upgrade the cluster

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Question # 30

Refer to the exhibit.

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?

A.

extent_Symm0841_03A7_1

B.

DD_8_32012Nov26_183659

C.

Symm0841_03A7

D.

DD_7_3

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Question # 31

In a VPLEX Metro with Witness, which command checks the status and uptime of VPN, and returns the remote VPLEX management IP address and the witness public IP address?

A.

shell command sudo /usr/sbin/ipsec statusall

B.

vplexcli command cluster status

C.

shell command /sbin/ifconfig

D.

vplexcli command VPlexadmin show

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