E20-260 Questions And Answers
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Exam Name: E20-260 VPLEX Specialist Exam for Implementation Engineers
Updated: 2021-01-27
Q & A: 209
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Question No : 1
Following EMC best practices, what information is required to register a VPLEX on an ESRS portal?
A. Site ID; cluster TLA serial number; Management server eth3 IP address
B. License ID; engine serial number; Management server eth3 IP address
C. Site ID; engine serial number; Management server eth3 IP address
D. Site ID; cluster TLA serial number; Witness IP address
A. Site ID; cluster TLA serial number; Management server eth3 IP address
B. License ID; engine serial number; Management server eth3 IP address
C. Site ID; engine serial number; Management server eth3 IP address
D. Site ID; cluster TLA serial number; Witness IP address
Answer: A
Question No : 2
How many management Ethernet connections exist between the management server and the engines?
A. 2
B. 4
C. 6
D. 8
A. 2
B. 4
C. 6
D. 8
Answer: A
Question No : 3
What is the total number of engines for a small VPLEX Metro configuration?
A. 1
B. 8
C. 4
D. 2
A. 1
B. 8
C. 4
D. 2
Answer: D
Question No : 4
Which VPLEX component is configured with a public IP address during the installation process?
A. LCOM Switch
B. Director A
C. Management Server
D. Director B
A. LCOM Switch
B. Director A
C. Management Server
D. Director B
Answer: C
Question No : 5
What is the purpose of I/O module 2 in a the VPLEX VS2 hardware configuration?
A. WAN-COM connectivity
B. Front-end connectivity
C. Back-end connectivity
D. Local-COM connectivity
A. WAN-COM connectivity
B. Front-end connectivity
C. Back-end connectivity
D. Local-COM connectivity
Answer: A
Question No : 6
Which command allows you to navigate vplexcli history by string?
A. CTRL + R string
B. history find string
C. history | grep string
D. UP arrow key
A. CTRL + R string
B. history find string
C. history | grep string
D. UP arrow key
Answer: A
Question No : 7
A dual fan failure occurs on a single VPLEX engine.
What will be the result?
A. The engine will shut down immediately.
B. Director B only will shut down.
C. Director A only will shut down.
D. The engine will shut down after three minutes.
What will be the result?
A. The engine will shut down immediately.
B. Director B only will shut down.
C. Director A only will shut down.
D. The engine will shut down after three minutes.
Answer: D
Question No : 8
Which command-line option can be invoked within VPlexcli as a task to recognize and use new LUNs provisioned to a cluster?
A. storage-volume discover
B. storage-volume resurrect
C. storage-volume find-array
D. storage-volume claim
A. storage-volume discover
B. storage-volume resurrect
C. storage-volume find-array
D. storage-volume claim
Answer: D
Question No : 9
When configuring a VPLEX local cluster, according to EMC best practices, how many metadata
volumes are required?
A. 3
B. 4
C. 2
D. 1
volumes are required?
A. 3
B. 4
C. 2
D. 1
Answer: B
Question No : 10
In the distributed cache architecture, how much local cache does a VS2 director have?
A. 36GB
B. 64GB
C. 32GB
D. 72GB
A. 36GB
B. 64GB
C. 32GB
D. 72GB
Answer: C
Question No : 11
Which VPLEX management NIC Interface must be connected to customer IP public LAN?
A. eth3
B. eth2
C. eth1
D. eth0
A. eth3
B. eth2
C. eth1
D. eth0
Answer: A
Question No : 12
You present additional LUNs to VPLEX. Which command must be executed to make them visible to VPLEX?
A. Array discover
B. Array re-discover
C. Array claim
D. Storage-volume find-array
A. Array discover
B. Array re-discover
C. Array claim
D. Storage-volume find-array
Answer: B
Question No : 13
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?
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.
What process does VPLEX use to service the read request?
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.
Answer: A
Question No : 14
What are key benefits of storage virtualization with VPLEX?
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
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
Answer: D
Question No : 15
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. 8 Gbps
B. 4 Gbps
C. 16 Gbps
D. 10 Gbps
A. 8 Gbps
B. 4 Gbps
C. 16 Gbps
D. 10 Gbps
Answer: A