E20-260 Exam Training Practice Tests (EMC VPLEX Specialist Exam for Implementation Engineers)]

Question 1

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

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.

Correct Answer: D

Question 2

Refer to the exhibit.

What does this 4-step VPLEX cache operation represent?

A. Global Read Hit B. Global Read Miss C. Local Read Hit D. Local Read Miss

Correct Answer: B

Question 3

What is the purpose of VPLEX Witness in a Metro environment?

A. Prevent cluster link failure, Stop I/O transfer, Split consistency groups, Failover consistency groups B. Send notifications, Pause I/O transfer, Initiate vault dump, Failover consistency groups C. Observe state of the clusters, Suspend I/O, Execute health-check, Resume I/O D. Observe the state of the clusters, Distinguish link outages, Intercluster failures, Resume or suspend I/O

Correct Answer: D

Question 4

You are preparing a site for a large Metro VPLEX cluster. The storage administrator wants to prepare the storage network configuration and needs to ensure easy troubleshooting of storage path faults.
How many WAN-COM zones per fabric will need to be created?

A. 16 B. 8 C. 12 D. 32

Correct Answer: A

Question 5

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

A. GeoSynchrony code cannot be downloaded from the Management Server B. The VPLEX Standby Power Supply battery is low. C. The director is downloading GeoSynchrony code from the Management Server. D. The VPLEX cannot connect with the other cluster

Correct Answer: C

Question 6

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?

A. VMware Workstation 9.0 and above B. 32/64bit ESXi 5.0 C. 64bit ESX4.0 and above D. 64bit MS Hyper-V 2012

Correct Answer: C

Question 7

Refer to the exhibit.

You have created a Distributed Device in a VPLEX Metro. You want to confirm you have chosen the correct volumes before performing a mobility job across clusters. You will be moving the device to cluster 1.
Which object will be the source for this operation?

A. DD_7_3 B. extent_Symm0841_03A7_1 C. Symm0841_03A7 D. DD_8_32012Nov26_183659

Correct Answer: D

Question 8

In a VPLEX Metro/Geo, which vplexcli command can help to troubleshoot directors latency and routing issues to other Cluster directors?

A. director tracepath B. connectivity director C. VPlexadmin show D. director fc-port-stats

Correct Answer: A

Question 9

Refer to the exhibit.

Which command must be used to generate this output?

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

Correct Answer: B

Question 10

VPLEX ndu pre-check command reports a time drift between directors and the Management Server. How must the NDU be performed?

A. The NDU can be started. the time drift will be automatically fixed during upgrade. B. The NDU must be started using the --force option. C. The NDU cannot be started. the time drift must be resolved. D. The NDU can be started using --skip-confirmations option.

Correct Answer: C

Question 11

What information is required to configure ESRS for VPLEX?

A. VPLEX model type Top Level Assembly Site ID IP address of the Management Server public port B. Top Level Assembly Site ID IP address of the Management Server public port VPLEX Configuration (1, 2 or 4 Engines) C. VPLEX model type Site ID IP address of the Management Server public port Primary Customer contact D. VPLEX model type Top Level Assembly Primary customer contact IP address of the Management Server public port

Correct Answer: A

Question 12

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

Correct Answer: A

Question 13

A customer has a VPLEX Metro installed. They asked you to recommend a method to non-disruptively move Virtual Volumes from a storage array at Cluster 1 to a storage array at Cluster 2. What would you recommend?

A. Change the RAID protection to RAID 0 B. Use array-based features to copy the storage volume, then rediscover the array. C. Use the Device Mobility feature of VPLEX. D. Use the Extent Mobility feature of VPLEX.

Correct Answer: C

Question 14

A customer has a quad-engine VPLEX Metro configuration and has stated they want to review their performance metrics from the past 4 hrs on the entire cluster. How many performing log files will they need to pull from the management server in order to analyze all of their components?

A. None, all metrics are displayed in the Unisphere GUI B. 16 performance log files C. 2 performance log files D. 8 performance log files

Correct Answer: B

Question 15

In Unisphere for VPLEX, which storage array does not require a mapping file when claiming storage volumes?

A. CLARiiON B. Symmetrix C. VNX D. Celerra

Correct Answer: B

EMC VPLEX Specialist Exam for Implementation Engineers - E20-260 Exam Practice Test