Free E20-390 Exam Dumps Preview

A company experienced a network issue with one of its switches. This resulted in the users' inability to access their home directory on the VNX for File.

Why did the VNX fail to bring up the services on the standby Data Mover since it is connected to a different network switch that was not affected?

What is a unique identifier of a storage group?

Which virtual network device creates an active/standby relationship with other physical or virtual devices on a VNX Data Mover?

Which statement is true about metaLUNs?

You are implementing a CIFS solution and will be using Virtual Data Movers.

Which CIFS dynamic configuration information is contained within the Virtual Data Mover?

What will prevent a storage administrator from deleting a storage group?

Which eth interface on the VNX Control Station is used for the customer network?

What is the minimum acceptable number of drives in a RAID 5 pool on a VNX array?

What is a key consideration when managing storage groups on a single VNX?

What LUN type can be used to configure a metaLUN?

Which condition must be met when expanding a LUN?

An administrator has finished configuring the zoning on their MDS-series switch and issues the following command:

zoneset activate name ActiveZS vsan 100

What happens?

An administrator wants to set an Export Permission on an NMFS. What is a key consideration concerning the export permissions on the component file system.

A storage administrator configured and presented storage pool LUNs to a Failover Cluster. A few weeks later, the cluster administrator reported the LUNs are too large and smaller LUNs are needed.

What do you advise?

You are provisioning a LUN on a VNX array with FAST VP enabled.
In addition to Highest Tier Available and Lowest Tier Available, what other tier option(s) is displayed?

By default, what do you have to install on an ESX 4.x host to auto register with a VNX for Block storage system

An administrator has a heavily used VNX system that houses multiple applications. They just discovered the tree quota feature, and have decided to implement it for their existing data.

Which is a valid concern about this situation?

How many storage groups can a host belong to in an array?

A file system has a VNX SnapSure schedule enabled for daily snapshots. By using the Microsoft Shadow Copy Client, a user can see previous versions of a certain file up to a specific date in the past, but nothing else after that.

What is a characteristic of tree quotas?

At which RAID level are FAST Cache drives configured for VNX arrays?

The user authentication and system management operations to the VNX with the Unisphere GUI or CLI are performed over the network using which industry standard protocols?

If a LUN is already a member of a storage group, how can an administrator modify the HLU?

What software features are included in the VNX Application Protection Suite?

How do VNX Snapshots differ from VNX Snapview Snapshots?

Which optional software is commonly installed to provide full high availability from a Windows host system to a VNX array?

A company wants a mixed tier pool to optimize the use of their Flash, 10k RPM and 15k RPM drives. They want the Flash drives configured in RAID 5, the 10k RPM drives in RAID 6, and the 15k RPM drives in RAID 5.

Why can only two tiers in the pool be created?

Where can the Secondary Usermapper run?

You are migrating a LUN within a VNX series array to an equal size LUN but with a different RAID type.

Which step is required to start using the new LUN?

A VNX snapshot can have how many snapshots of the source LUN?

An administrator has been tasked with mapping all users from corp to their own directory in /Userdata.

Which is the correct format for the homedirfile configuration?

Which authority(ies) signs certificates generated for Data Movers?

When deleting a Snapsure Snapshot what action is required for a successful deletion?

An administrator tries to modify the quota settings on a CIFS share from a Windows Server 2003 host, but the Quota tab does not exist in the network drive properties.

What could be a possible cause?

When creating a SnapView session, where can a consistent start occur?

A customer wants to decrease the size of VNX pool LUNs presented to an MSCS cluster using the LUN shrink feature.

What do you advise?

A company is assigning replicated LUNs from a new VNX to a Microsoft Windows 2008 host.

Which action should be performed in order to avoid a misalignment?

In a VNX environment, which CIFS servers are candidates for interface stealing?

A system administrator needs to change several CIFS parameters on a VNX for File system.

How will the change affect the VNX system?

What happens when a new CIFS share is created using Unisphere and all available CIFS server check boxes remain unchecked?

What is the minimum recommended size of the RecoverPoint repository volume?

What is the EMC-recommended cache page size for Microsoft Exchange 2007 environments?

Which statement correctly describes a benefit of using a Virtual Data Mover (VDM)?

Which VNX feature is used to reclaim unused storage space?

How can users manage SSL/TLS certificates?

How does a VNX splitter treat incoming writes to a production volume protected by RecoverPoint/SE CRR?

A Storage Administrator is provisioning storage from a VNX array to a Windows 2003 host.

Which best practice should be considered to ensure maximum performance?

A company has the following requirements:

Optimize Reserved LUN Pool size to avoid wasted space LUNs to be protected are 40 GB, 50 GB, 70 GB, 30 GB, and 10 GB
Assign two resource LUNs for each source LUN
Use SAS drives for the Reserved LUN Pool

What is the total Reserved LUN Pool size when all LUNs have a 20% change rate?

Which protocols are used for sending VNX notifications?

An administrator has one WMware ESX hosting using NFS export on a VNX system. Recently, in an effort to improve performance, they configured a two-port LACP trunk on the VNX system. There was no noticeable change in performance after the implementation of LACP. After viewing the traffic data on the switch, customer notices that all traffic is using the same physical link.

What does the customer needs to know about ACCP?

You have provisioned AVM with storage made from pool LUNs.

How would you expect to AVM to operate?

Which criterion must be met before executing the storagepool destroy command with Navisphere Secure CLI?

What is the default protocol for DNS?

On a Linux host, which file or directory displays information about the discovered iSCSI target port IQN identifiers?

Which type of adapter must be installed on the host when implementing FCoE?

Refer to the exhibit.

Displayed is a single VNX X-Blade in a DME.

What does the indicated number 2 refer to on the numeric display?

Which statement is valid regarding tree quotas?

Which VNX RAID type is suggested for the greatest data protection at the greatest cost in disk space?

What will be the status of FAST Cache on the LUNs that were created prior to the installation of Fast Cache Enabler?

Which parameters are used by the VNX File deduplication policy engine to process files for deduplication?

A storage administrator configured and presented storage pool LUNs to an MSCS cluster. A few weeks later, the cluster administrator reported the LUNs are too large and smaller LUNs are needed.

What do you advise?

A company wants to use VNX Snapshots to create point in time views of their production LUNs. They discover that they cannot configure the snapshots they need.

What might be causing this issue?