EMC VPLEX Specialist Exam for Implementation Engineers - E20-260 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

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

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

Discussion 0

Correct Answer: A Vote an answer

Question 2

Refer to the exhibit.

After a power disruption of 20 seconds in a VPLEX environment, the output of the "vault status" command shows no vaulting processes. Why did this occur?

A. Cache vaulting process has already completed. B. The cache vaulting did not exceed the timer period. C. Cache vaulting process is still running in background and it is not shown until completed. D. It is the expected output, because the command "vault status" doesn't show information on cache process at all.

Discussion 0

Correct Answer: B Vote an answer

Question 3

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

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

Discussion 0

Correct Answer: A Vote an answer

Question 4

How does VPLEX access back-end arrays?

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

Discussion 0

Correct Answer: C Vote an answer

Question 5

You are configuring an FC Switch for a VPLEX implementation using VS2 engines. What is the required speed setting for the switch ports connected to the VPLEX FE ports in order to achieve the maximum throughput of VS2 engines?

A. 4 Gbps B. 10 Gbps C. 8 Gbps D. 16 Gbps

Discussion 0

Correct Answer: C Vote an answer

Question 6

You have a perpetual performance monitor running on director 1-1-A The data being monitored is growing at a rate of 2 MB per minute. At the current data rate, how far back in time will this monitor be able to reach?

A. 5 hours B. 50 minutes C. 50 hours D. 5 minutes

Discussion 0

Correct Answer: B Vote an answer

Question 7

What aspect of VPLEX assigns and remembers chunk ownership?

A. Repository B. Share Groups C. Consistency Groups D. Meta-Directory

Discussion 0

Correct Answer: D Vote an answer

Question 8

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

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

Discussion 0

Correct Answer: A Vote an answer

Question 9

How can you throttle the migration rate for VPLEX?

A. This is done automatically without any user action B. By setting the copy policy C. By dynamically changing the I/O write size for copying D. By configuring the maximum copy speed

Discussion 0

Correct Answer: C Vote an answer

Question 10

After an expansion of a RAID-0 device in VPLEX, the customer notices a slight degradation of performance. What could cause this?

A. The device is striped across mismatched array types. B. After the expansion operation is complete, the original mapped device has been converted into type RAID-S. C. After the expansion operation is complete, the original mapped device has been converted into type RAID-C. D. The device is striped across RAID-S devices.

Discussion 0

Correct Answer: C Vote an answer

Question 11

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

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

Discussion 0

Correct Answer: B Vote an answer

Question 12

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

A. 8 B. 2 C. 1 D. 4

Discussion 0

Correct Answer: B Vote an answer