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Exam2pass > EMC > EMC Specialist > E20-390 > E20-390 Online Practice Questions and Answers

E20-390 Online Practice Questions and Answers

Questions 4

During the installation process of a VNX for Block and File system, you are prompted to change passwords for the default accounts. Which user password can be changed?

A. sysadmin

B. administrator

C. admin

D. storageadmin

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Correct Answer: A

Questions 5

What is the preferred method for partition VNX FC LUNs attached to a Windows Server 2008 R2 host?

A. Disk Management

B. fdisk

C. vtoc

D. format

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Correct Answer: A

Questions 6

What are the key components of CAVA?

A. AV server, Data Mover, and Control Station

B. VC client, Data Mover, and Control Station

C. VC client, AV server, and third-party anti-virus engine

D. AV server, Data Mover, and third-party anti-virus engine

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Correct Answer: C

Explanation:

Questions 7

In which format is the SP signed certificate imported?

A. PKCS#10

B. X.500

C. PKCS#12

D. PEM

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Correct Answer: D

Questions 8

What is the minimum size of a Clone Private LUN on a VNX array?

A. 128 MB

B. 1 GB

C. 2 GB

D. 10 GB

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Correct Answer: B

Questions 9

In a VNX Unified system, how can the lost+found and etc directories be hidden from the client when exporting a file system?

A. Use FDISK to mark the partition active prior to exporting

B. Export the file system at the subdirectory level and not the root file system

C. Leave the Root Hosts section empty when exporting

D. Select the Host Access Read-only check box prior to exporting.

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Correct Answer: B

Questions 10

A Storage Administrator created several new LUNs for an existing SAN attached Linux host. Some of the new LUNs are owned by SPA and some are owned by SPB. Linux can only see some of the new LUNs. Which troubleshooting step should be completed next?

A. Check the EMC Host Connectivity Guide for Linux to verify the maximum number of LUNs visible to the host

B. Check the zoning to verify that all HBAs can see all of the ports on each Storage Processor

C. Check the agent.config file on the host to verify the maximum number of LUNs the host can manage

D. Check the LUN ownership of each LUN to make sure none are trespassed

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Correct Answer: A

Questions 11

A Storage Administrator is configuring a new VNX array. There are 10 MS Exchange Servers to be connected to this array.

What configuration will maximize performance while isolating the backend IO traffic from each host?

A. Thick LUNs from traditional RAID Groups

B. Thick Pool based LUNs from one wide pool

C. Thick Pool based LUNs from several isolated pools

D. Thin Pool based LUNs from one wide pool

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Correct Answer: A

Questions 12

In which environment is a large element size a consideration when creating RAID 5 (4+1) groups?

A. Large-block random reads

B. Large-block sequential reads

C. Large-block random writes

D. Large-block sequential writes

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Correct Answer: A

Questions 13

A storage administrator has just replaced the SPS battery pack on a VNX 8000 series array. The front battery packs status LEDs indicate "yellow".

What is the cause?

A. Battery pack is not powered

B. Battery pack is not installed correctly

C. Battery pack is fully connected to the SPS tray

D. Battery pack firmware mismatch

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Correct Answer: A

Exam Code: E20-390
Exam Name: VNX Solutions Specialist Exam for Implementation Engineers
Last Update: Jun 13, 2025
Questions: 412

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