E20-545 Exam Questions

A customer plans to connect a new Windows 2012 host to a new VNX array. The customer's application requires LUNs that are aligned at 2048 blocks. What should you advise?

You install a new Emulex HBA in a Linux host. Which host utility can you use to view configuration information about the new HBA?

You install a new Qlogic HBA in a Linux host. Which host utility can you use to view configuration information about the new HBA?

A customer is planning to add a new VNX array to their ESXi environment. What VMware feature can provide hardware acceleration?

A customer is planning to add a new VNX array to their ESXi environment. What benefit will the VAAI plug-in provide?

You have a customer environment where deployment time is crucial. Disaster Recovery setup is a "must have" for production. There is a 10 Gbe network infrastructure between the site...

You are designing the optimal networking environment for an ISP. According to the customer, high availability is more important to them than bandwidth. What should you ask about fi...

In VNX OE for File, which type of device is used to logically reduce disk volumes into smaller partitions to improve usage?

In VNX OE for File, which type of device is used for performance by spreading the volume across multiple LUNs that can be active concurrently?

What is the default file system type for the VNX?

A customer presents a variety of storage LUNs to the ~fileserver Storage Group and begins provisioning VNX OE for File storage. AVM detects both thick and thin Pool LUNs. How does...

After configuring block storage for File usage, a Storage Administrator has a large number of dVols available for use. How many dVols will be consumed during the creation of the fi...

After configuring a block storage pool for File usage, a Storage Administrator has a large number of dVols available for use. How many dVols will be consumed during the creation of...

A Storage Administrator receives a call from a customer who says they can see the lost+found directory. How can the Storage Administrator hide this directory from the host users?

From Unisphere, a Storage Administrator created an NFS export and alerted a user that the exported file system was ready to be mounted. The user was able to access the export but w...

A small university department uses Unix-based workstations with local password files for security and access. They now want to expand and use the VNX for additional storage. Which...

Your customer has a requirement for multiple ESXi 5.1 hosts to simultaneously access volumes and run multiple VMs in their VNX for File environment. How should you provide storage?

A VNX customer has configured multiple CIFS servers and IP interfaces for general office use. CIFS servers are configured both on the physical Data Mover and also on multiple Virtu...

A customer decided to add CIFS share access to an existing VNX for File implementation. You are making recommendations to ensure maximum server portability for local load balancing...

What is an important consideration when designing a VDM solution?

What are important considerations when designing a VDM solution?

A customer requires anti-virus checking in their VNX for File implementation. They are planning to configure CIFS servers in multiple domains, using VDMs to host the CIFS servers....

Your customer has an existing VNX for File implementation which is entirely managed via Unisphere using EMC's best practice recommendations. The Windows clients are Windows 7 Pro....

A large, enterprise-level customer recently purchased a pair of VNX Gateways with VMAX backend storage arrays to provide File services. Their requirements include the ability to ha...

A customer has a Microsoft Server 2008 R2 using VNX block storage. They are looking at multipathing options to ensure failover and load-balancing. Following the EMC best practices,...

A solution has been designed for a customer in which several ESX servers are connected to a VNX array through iSCSI. The customer created two separate networks to isolate the iSCSI...

A customer plans to deploy SharePoint on a VNX array. They ask about the requirements to implement BLOB externalization. What do you tell the customer?

What is the purpose of the Usermapper on VNX?

What is a characteristic of secmap?

Which VNX virtual device can be deployed independently of pre-existing customer Ethernet configurations?

You are trying to create a virtual network device in Unisphere. There are four physical network connection devices on the Data Mover, but only two appear on the Unisphere device cr...

Which statement describes the Reserved LUN Pool?

An environment contains five LUNs of 65 GB each, and five LUNs of 35 GB each. Each of the LUNs will have a SnapView Snapshot created on it. What is a recommended configuration of t...

An environment contains five LUNs of 160 GB each, and five LUNs of 140 GB each. Each of the LUNs will have a SnapView Snapshot created on it. What is the recommended configuration...

A customer has an environment consisting of 25 classic LUNs of 100 GB each that hold data from a custom application, and 15 thick LUNs of 50 GB each that are used for a database ap...

A customer has an environment consisting of 20 classic LUNs of 150 GB each that hold data from a custom application, and 5 thick LUNs of 500 GB each that are used for a database ap...

A customer has a VNX system that uses only RAID 5 configured as 4+1 groups. The VNX model supports a maximum of 250 drives. They intend to use Clones for local replication and back...

A customer has a VNX system that uses only RAID 6 configured as 6+2 groups. The VNX model supports a maximum of 500 drives. They intend to use Clones for local replication and back...

A 512 GB LUN has three clones. While Clone 1 is fractured, and Clones 2 and 3 are in the non- fractured state, a secondary host performs 200 random writes of 4 kB to Clone 1. Clone...

What is a characteristic of SnapView Clones?

A customer wants to use a point-in-time copy of their production data for data mining purposes. They are concerned that the copy will have a performance impact on the production LU...

In terms of Redirect on Write technology, which object class has the Auto-Delete policy enabled by default?

A host has visibility to a VNX Snapshot attached to a Snapshot Mount Point (SMP). The user has detached the original snapshot and has attached a later snapshot to this SMP. What mu...

A customer is testing VNX Snapshot actions on their new VNX array. They plan to make a point- in-time copy accessible to the host and then remove the point-in-time copy from the ho...

When using VNX Snapshots, where is the snapshot data stored?

A customer has a requirement for restartable backups of an SQL database and the SQL log LUN. How can this requirement be met?

A customer has a requirement for backups of VNX Pool LUNs but is concerned about impacting performance on the production LUNs. How can the impact on performance be minimized?

For VNX SnapSure, how many blockmaps exist per file system?

For VNX SnapSure, how many bitmaps exist per file system?

In a SnapSure implementation of a 20 GB production file system, what is the default SavVol configuration?