Question 1

When configuring a RAID-1 logging volume, what flags must be used in the command line?

Accepted Answer

A)  -d -n -g -e 
B)  -n -d -e 
C)  -n -g -e 
D)  -d -g -e 
A)  -d -n -g -e 
B)  -n -d -e 
C)  -n -g -e 
D)  -d -g -e

Question 2

What should be the maximum latency between a VPLEX Management Server and the Cluster Witness?

Accepted Answer

A)  1 sec 
B)  50 ms 
C)  5 ms 
D)  1 ms 
A)  1 sec 
B)  50 ms 
C)  5 ms 
D)  1 ms

Question 3

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?

Accepted Answer

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. 
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.

Question 4

A logging volume needs to be migrated to a new array. Which command must be used to associate the distributed devices to the new logging volume?

Accepted Answer

A)  logging activate 
B)  ds dd set-log 
C)  logging volume move 
D)  dm migration 
A)  logging activate 
B)  ds dd set-log 
C)  logging volume move 
D)  dm migration

Question 5

Which is a best practice recommended for VPLEX Metro inter-cluster WAN settings?

Accepted Answer

A)  Always use the defaults 
B)  Allow auto-negotiation to select the optimal transmission rate 
C)  Always set the MTU to 9000 
D)  Tune the network parameters according to the specifics of the configuration 
A)  Always use the defaults 
B)  Allow auto-negotiation to select the optimal transmission rate 
C)  Always set the MTU to 9000 
D)  Tune the network parameters according to the specifics of the configuration

Question 6

A customer is moving some VMAX devices under a VPLEX Local and is using PowerPath as multipath software. What is the SCSI product ID assigned to VPLEX volumes?

Accepted Answer

A)  Invista 
B)  VPLEX 
C)  PowerPath 
D)  VMAX 
A)  Invista 
B)  VPLEX 
C)  PowerPath 
D)  VMAX

Question 7

You are zoning a dual-engine Local VPLEX cluster to a Symmetrix array to see LUNs 0010 and 0020 for metadata backups. How many directors in the cluster must be zoned and masked to these LUNs?

Accepted Answer

A)  All of the directors 
B)  Any two directors 
C)  One from each engine 
D)  Only one director 
A)  All of the directors 
B)  Any two directors 
C)  One from each engine 
D)  Only one director

Question 8

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

Accepted Answer

A)  5 ms 
B)  2 ms 
C)  50 ms 
D)  15 ms 
A)  5 ms 
B)  2 ms 
C)  50 ms 
D)  15 ms

Question 9

What is required of an ESX host for the Witness to be installed?

Accepted Answer

A)  Promiscuous mode set to Accept 
B)  ESX host in Cluster 1 failure domain 
C)  MAC address change set to Accept 
D)  ESX host in Cluster 2 failure domain 
A)  Promiscuous mode set to Accept 
B)  ESX host in Cluster 1 failure domain 
C)  MAC address change set to Accept 
D)  ESX host in Cluster 2 failure domain

Question 10

Which command can provide information on connections between storage volumes and back-end ports?

Accepted Answer

A)  Connectivity director 
B)  Connectivity show 
C)  Connectivity validate-be 
D)  Export storage-view summary 
A)  Connectivity director 
B)  Connectivity show 
C)  Connectivity validate-be 
D)  Export storage-view summary

Question 11

Refer to the exhibit.   After the "attach-mirror" command is successfully executed on device "device_VNX0506_CSE__6_1", the command "rebuild-status" shows an ongoing rebuild process on the same device. What is a possible cause?

Accepted Answer

A)  It is a normal behavior. when attaching a mirror, a rebuild process starts. 
B)  The device "device_VNX0506_CSE__6_1" has an ongoing rebuild process for a previous failure. 
C)  The rebuild process is related to a director failure. 
D)  The device mirror will start only after the rebuild process is completed. 
A)  It is a normal behavior. when attaching a mirror, a rebuild process starts. 
B)  The device "device_VNX0506_CSE__6_1" has an ongoing rebuild process for a previous failure. 
C)  The rebuild process is related to a director failure. 
D)  The device mirror will start only after the rebuild process is completed.

Question 12

Which type of statistics is used to track latencies, determine median, mode, percentiles, minimums and maximums?

Accepted Answer

A)  Counters 
B)  Readings 
C)  Buckets 
D)  Monitors 
A)  Counters 
B)  Readings 
C)  Buckets 
D)  Monitors

Question 13

What components are required to create a storage view?

Accepted Answer

A)  One or more BE ports; One or more devices; Metadata volume and Logging Volumes 
B)  One or more Host Initiators; One or more Virtual Volumes; One or more FE ports 
C)  One or more FE ports; One or more BE ports; One or more Virtual Volumes 
D)  One or more Host Initiators; One or more extents; One or more BE ports 
A)  One or more BE ports; One or more devices; Metadata volume and Logging Volumes 
B)  One or more Host Initiators; One or more Virtual Volumes; One or more FE ports 
C)  One or more FE ports; One or more BE ports; One or more Virtual Volumes 
D)  One or more Host Initiators; One or more extents; One or more BE ports

Question 14

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?

Accepted Answer

A)  /tmp/vfs 
B)  /diags/collect-diagnostics-out 
C)  /tmp/VPlexInstallPackages 
D)  /tmp/diags 
A)  /tmp/vfs 
B)  /diags/collect-diagnostics-out 
C)  /tmp/VPlexInstallPackages 
D)  /tmp/diags

Question 15

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

Accepted Answer

A)  4 paths 
B)  2 paths 
C)  8 paths 
D)  16 paths 
A)  4 paths 
B)  2 paths 
C)  8 paths 
D)  16 paths

Question 16

What is the maximum number of Virtual Volumes that can be created in a VPLEX Version 5 Cluster?

Accepted Answer

A)  2000 
B)  4000 
C)  8000 
D)  16000 
A)  2000 
B)  4000 
C)  8000 
D)  16000

Question 17

How does VPLEX access back-end arrays?

Accepted Answer

A)  Through Virtual Targets 
B)  Through Virtual Initiators 
C)  Through the front-end ports on the Management station 
D)  VPLEX provides storage through its own DAE(s) 
A)  Through Virtual Targets 
B)  Through Virtual Initiators 
C)  Through the front-end ports on the Management station 
D)  VPLEX provides storage through its own DAE(s)

Question 18

Refer to the exhibit.   Which command must be used to generate this output?

Accepted Answer

A)  vpn status 
B)  ndu pre-check 
C)  health-check 
D)  ifconfig -a eth3 
A)  vpn status 
B)  ndu pre-check 
C)  health-check 
D)  ifconfig -a eth3

Question 19

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

Accepted Answer

A) vplexcli./clusters/cluster-/storage-elements/storage-arrays/array re-discover B) vplexcli:/array claim -s C) vplexcli:/clusters/cluster-//storage-elements/storage-arrays>array used-by-array D) vplexcli:/connectivity validate-be A) vplexcli./clusters/cluster-/storage-elements/storage-arrays/array re-discover B) vplexcli:/array claim -s C) vplexcli:/clusters/cluster-//storage-elements/storage-arrays>array used-by-array D) vplexcli:/connectivity validate-be

Question 20

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?

Accepted Answer

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 
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

When configuring a RAID-1 logging volume, what flags must be used in the command line?

What should be the maximum latency between a VPLEX Management Server and the Cluster Witness?

A logging volume needs to be migrated to a new array. Which command must be used to associate the distributed devices to the new logging volume?

Which is a best practice recommended for VPLEX Metro inter-cluster WAN settings?

A customer is moving some VMAX devices under a VPLEX Local and is using PowerPath as multipath software. What is the SCSI product ID assigned to VPLEX volumes?

You are zoning a dual-engine Local VPLEX cluster to a Symmetrix array to see LUNs 0010 and 0020 for metadata backups. How many directors in the cluster must be zoned and masked to these LUNs?

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

What is required of an ESX host for the Witness to be installed?

Which command can provide information on connections between storage volumes and back-end ports?

Refer to the exhibit. After the "attach-mirror" command is successfully executed on device "device_VNX0506_CSE__6_1", the command "rebuild-status" shows an ongoing rebuild process on the same device. What is a possible cause?

Which type of statistics is used to track latencies, determine median, mode, percentiles, minimums and maximums?

What components are required to create a storage view?

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?

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

What is the maximum number of Virtual Volumes that can be created in a VPLEX Version 5 Cluster?

How does VPLEX access back-end arrays?

Refer to the exhibit. Which command must be used to generate this output?

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

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?

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Exam 1: VPLEX Specialist for Implementation Engineers

When configuring a RAID-1 logging volume, what flags must be used in the command line?

What should be the maximum latency between a VPLEX Management Server and the Cluster Witness?

A logging volume needs to be migrated to a new array. Which command must be used to associate the distributed devices to the new logging volume?

Which is a best practice recommended for VPLEX Metro inter-cluster WAN settings?

A customer is moving some VMAX devices under a VPLEX Local and is using PowerPath as multipath software. What is the SCSI product ID assigned to VPLEX volumes?

You are zoning a dual-engine Local VPLEX cluster to a Symmetrix array to see LUNs 0010 and 0020 for metadata backups. How many directors in the cluster must be zoned and masked to these LUNs?

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

What is required of an ESX host for the Witness to be installed?

Which command can provide information on connections between storage volumes and back-end ports?

Refer to the exhibit. After the "attach-mirror" command is successfully executed on device "device_VNX0506_CSE__6_1", the command "rebuild-status" shows an ongoing rebuild process on the same device. What is a possible cause?

Which type of statistics is used to track latencies, determine median, mode, percentiles, minimums and maximums?

What components are required to create a storage view?

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?

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

What is the maximum number of Virtual Volumes that can be created in a VPLEX Version 5 Cluster?

How does VPLEX access back-end arrays?

Refer to the exhibit. Which command must be used to generate this output?

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

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?

XtremIO Solutions Specialist Exam for Implementation Engineers

RecoverPoint Specialist for Implementation Engineers

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XtremIO Solutions and Design Specialist Exam for Technology Architects

Isilon Solutions and Design Specialist for Technology Architects

VPLEX Specialist Exam for Storage Administrators

RecoverPoint Specialist for Storage Administrators

Backup and Recovery - Avamar Specialist for Implementation Engineers

Backup Recovery - Avamar Specialist for Storage Administrators

ScaleIO 1.x Server-Based SAN

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