E20-390 Online Practice Questions and Answers

Which utility must be used to upgrade VNX OE array-based software?

A. Unisphere Server Manager

B. NST DAE Installation Utility

C. Unisphere Installation Utility

D. Unisphere Server Utility

An NFS user currently has 30 MB of data stored in their home directory on a VNX. Their quota allocation

allows up to 100 MB. However, they are unable to store additional data in their home directory.

The user deleted some of their files in an attempt to free up additional space, but they were unable to save

all of their new data to the VNX. The user called their VNX administrator, who confirmed that the file

system has additional storage capacity.

What could be the problem?

A. Transmission errors occurred when the user's data was sent over the network

B. A quota was set for the maximum number of files allowed

C. The user had insufficient permissions to write new data to the desired location

D. The file system was re-mounted read only

A storage administrator creates a clone of a source LUN. Which command should be used to make the clone available to the secondary server?

A. synchronize

B. activate

C. fracture

D. start session

Which drive type is supported in the 2U, 25-drive DAE5S?

A. SAS

B. NL-SAS

C. Flash

D. Fibre Channel

Which method is used to configure Data Mover certificates?

A. In Unisphere, use the listed navigation (Server Certificates for File, Personas), select the desired VNX

Data Mover and click the Generate button.

B. In Unisphere, use the listed navigation (Server Certificates for File, Personas), select the desired VNX Control Station and click the Properties button.

C. In Unisphere, use the listed navigation (Server Certificates for Block, Personas), select the desired VNX Control Station and click the Generate button.

D. In Unisphere, use the listed navigation (Server Certificates for Block, Personas), select the desired VNX Data Mover and click the Properties button.

A colleague configured two 512 MB LUNs to be used as Clone Private LUNs (CPLs). When configuring the CPLs, the two 512 MB LUNs do not appear in the list of available LUNs.

What do you advise?

A. CPLs must be 1024 MB or larger.

B. Login to Engineering mode and retry.

C. CPLs must be 256 MB or smaller.

D. Login as an Administrator and retry.

Which command is used on the Control Station to read the audit log?

A. /sbin/ausearch

B. /nas/sbin/nas_audit

C. /usr/sbin/audit

D. /sbin/sysaduit

A company is currently hosting an ISP service. For security reasons, they want to have different usermappers for each of their customers.

Is this solution possible?

A. Yes, but only for each Data Mover.

B. Yes, by creating a unique usermapper on each VDM.

C. No, but only for one primary usermapper per system.

D. No, but only for one primary usermapper per site.

A storage administrator is adding a third VNX system (VNX3) to a secondary site. The third system will be part of an active/active VNX IP replicating cluster. The administrator has set up the usermapper as a secondary usermapper (VNX2) pointing to the primary usermapper (VNX1).

When will data on the secondary usermapper (VNX2) get updated if a new unmapped user is accessing the new VNX system (VNX3)?

A. Not until the user accesses the CIFS server located on VNX2 B. As soon as the primary usermapper (VNX1) has generated an entry for the user

C. At 0:00 AM every night when the primary usermapper (VNX1) updates all the secondary usermappers (VNX2/VNX3)

D. As soon as an export of the database from the primary usermapper (VNX1) is imported to the VNX2 usermapper

Refer to the Exhibit.

Which port is used to connect peer Control Stations?

A. 2

B. 3

C. 4

D. 5