E20-885 Exam Questions

A customer plans to migrate from a legacy IBM storage array with a new EMC VNX. Hosts connected to the legacy array are critical to the business and availability is the customer's...

A customer is implementing a DR solution for their CIFS file systems in an EMC VNX for File environment. The customer must ensure all configuration settings are available on the se...

A customer runs Replication Manager on several VNX systems. They are concerned the replication process for the target LUNs is taking longer than anticipated. Which action should be...

A customer is implementing ESXi 5.0 into their heterogeneous environment. Due to separation of duties, the networking and virtualization team must work together to minimize the ris...

A customer is migrating between two VNX arrays using SAN Copy. The SAN Copy session was created on the target VNX. They need to determine the downtime window needed for host cutove...

Click on the calculator icon in the upper left corner. A customer is using an EMC VNX AVM pool populated with RAID 5 (4+1) LUNs to create file systems. The file systems support a p...

You implement a CIFS DR solution for a customer using a One-to-Many replication topology. The customer asks you to explain replication behavior under the following conditions: - Pr...

A customer has EMC VNX installed at their primary and secondary sites. They configured the CIFS file systems using VDMs, which are replicated from the primary to the secondary site...

A financial company plans to implement an EMC VNX for several application servers. The application servers run high performance data mining processes for large databases and report...

A customer plans to replicate the active database copy of an Exchange Server 2010 DAG (Database Availability Group) to their warm DR site using RecoverPoint/CRR. The Exchange serve...

An Incremental SAN Copy (ISC) session fails to start. You investigate and determine the source LUN has trespassed to the peer SP. How can SAN Copy session be recovered?

Which feature lets you enable data access and create storage groups on a VNX array?

You are setting up Perfmon to record the number of I/O per second for a customer's clustered SQL Server prior to a migration to an EMC VNX. Which Perfmon counter should you add to...

A customer has a Windows-only environment connected to a Celerra gateway utilizing Symmetrix storage at their main campus site. The customer plans to install a new EMC VNX at their...

A customer plans a CIFS DR solution for a Windows-only environment connected to an EMC VNX for File. The customer has the VNX antivirus solution implemented on the source site. The...

A storage administrator is finishing up some cabling in the production data center and notices that there is a flashing yellow LED light for a port on a Cisco IPS module. What does...

A customer wants to migrate a LUN from one EMC VNX to another. The customer wants to use the integrated LUN migration feature. Due to a change freeze, the customer can install addi...

A client is planning a virtualized SQL environment with remote protection. They want SQL- aware recoverable replicas. Which solution would you recommend?

A staffing company runs their employee payroll on an Oracle 11g environment on an EMC VNX. While the weekly payroll is running against Oracle, they also run reports. Which Oracle a...

A customer plans to move a performance-sensitive application to a new EMC VNX with all SAS drives. The application will reside on an NFS export, and the customer requires the file...

A customer has an EMC VNX dedicated to an SQL Server environment. They report performance issues. You notice there is frequent forced flushing on the VNX. What action can they take...

A customer wants to implement a DR solution on two VNX for File located at a primary and a backup site. They have three VDMs, each with a CIFS file system providing shares for sale...

You implement FAST VP on an existing EMC VNX. The Extreme Performance pool holds 5% of usable storage, the Performance pool holds 20%, and the Capacity pool holds 75%. The Tiering...

A customer is choosing which drives will be used for their SavVol. What are the characteristics of SavVol?

A customer has an EMC VNX configured as an FTP server. They want to determine how many FTP connections are currently open. What server_stat statistic type could be used to determin...

Click on the calculator icon in the upper-left hand corner. There are 100 GB in updates to the transaction logs for an SQL server over an eight-hour business day. How many I/O per...

Click on the calculator in the upper left-hand corner. A customer needs to protect twenty LUNs in their VMware environment with SnapView. The LUNs sizes are as follows: - Four 20 G...

A customer has successfully set up a MirrorView/A connection between two VNX arrays. After selecting a traditional LUN as the primary image LUN, the user receives an error when try...

A customer is using SAN Copy to migrate data between two EMC VNX. They use Navisphere Secure CLI to manually select the source and destination LUNs for the SAN Copy session. The so...

A storage administrator recently replaced their secondary EMC CLARiiON with a new EMC VNX. The secondary CLARiiON was used to store secondary images of their production LUNs using...

A customer wants to implement file system replication between two EMC VNX. The source production file system contains data from a sequential workload that resides in a pool compris...

A customer plans to migrate their virtualized server environment to a new VNX array. They are concerned their storage pool configuration could be compromised by their varied server...

A customer recently installed vSphere ESXi 5.0 on a five host cluster attached to an EMC VNX using FCoE. EMC PowerPath/VE with a full license is installed on all hosts in the clust...

A customer is running a cluster of ESX v4.x servers accessing a VNX LUN with a very large number of virtual machines. They are experiencing intermittent transaction acknowledgement...

You review a Unisphere Analyzer report from a customer's EMC VNX. You observe that disk read activity is higher than can be accounted for from host reads and normal pre-fetch activ...

A customer plans to use MirrorView/A to replicate between two VNXs communicating directly with each other. The VNX are 160 kilometers apart. The customer cannot purchase a dedicate...

A customer has an EMC VNX with the total efficiency pack. Several applications access the VNX including the company's Exchange 2010 email system. The Exchange log files are on a de...

A customer plans to use Incremental SAN Copy (ISC) to migrate data between two EMC VNX. They attempt to create a SAN Copy session from a source LUN, but are unable to create the se...

How do primary and standby Control Stations monitor each other?

A customer configures an Incremental SAN Copy session between a 500 GB LUN and a 550 GB thick LUN on a new DR VNX. The reserved LUN pool has 50 GB of free space. The source VNX has...

A customer is implementing an Oracle database on an EMC VNX. Due to cost constraints, the customer cannot dedicate physical disks for the redo logs. How can the disks be laid out t...

An EMC VNX with EMC FAST Suite will be used as block storage for four Exchange 2010 servers. The Exchange servers will be used as mailbox and archive servers. The VNX has the follo...

Click on the calculator in the upper left-hand corner. A customer implemented VNX Replicator in an all-Windows client environment. The customer plans to add fifteen additional VNX-...

Exchange 2010 is installed on a virtual machine using VMDK files. Replication Manager is being used to take snapshots of the virtual machine files and back them up to disk. After a...

An SQL server is connected to a VNX array using dual HBAs connected to separate fabric switches with no ISLs (Inter Switch Links). PowerPath is used for multipathing. What is the m...

A customer plans to replicate an Oracle instance to an EMC VNX located in their test environment. What Oracle files are required to be replicated to ensure that the database will s...

A customer is implementing an Etherchannel environment. They are concerned about how the VNX will handle the traffic load distribution. What is used by EMC VNX to distribute the tr...

During a host write to an EMC VNX with write cache enabled, at what point does the host receive acknowledgement from the VNX that the write is complete?

A customer runs their virtual environment on a cluster of ESX v4.0 hosts connected to an EMC VNX. They report there are long delays when they create large eager-zero thick virtual...

A customer is migrating an Oracle database to a new EMC VNX. The database consists of random, small I/O workloads with high transaction rates. What RAID type should be used for the...