E20-818 Exam Questions

A customer is replicating their Oracle database from their local Symmetrix to a remote Symmetrix through SRDF. The available bandwidth is not sufficient to replicate the entire dat...

A Symmetrix V-Max customer has four Automatic Storage Management (ASM) disk groups being used in their Oracle 11g environment. The Fibre Channel (FC) disks in their Symmetrix have...

An SRDF/Star solution has been deployed. The customer is concerned about data consistency at the target sites during the initial Star configuration process. When is the data consis...

A customer has implemented a two-node Windows 2008 MFC cluster with SRDF/CE. SRDF device pairs are in SRDF/S mode. The customer wants to add additional disks to a cluster disk grou...

You plan to implement SRDF/CE with a geographically dispersed two-node Microsoft cluster. The sites are 500 miles apart. Which Quorum model should you use?

Which SRDF/CE component is responsible for controlling SRDF behavior for a particular device group?

Servers A and C are using PowerPath encryption. There is no access control enabled and mapping is common to all servers. Which servers can share file information?

A customer is setting up access control on their Symmetrix array for the first time. An EMC Customer Engineer has already initialized the access control database and created an acc...

A customer wants to implement FCID lockdown on a server with a Symmetrix V-Max. You display the HBA information illustrated. What is the correct command to set up a FCID lockdown?

A customer has a server with Solutions Enabler connected to a Symmetrix V-Max array. In-frame certified data erasure has been implemented. If a disk fails, what is the course of ac...

While using Performance Manager to analyze the performance of a Symmetrix over a period of time, you notice that the readings for four of the DA processors are consistently close t...

You are examining the performance of a weekly backup. You notice that the utilization for the Symmetrix front-end director CPUs involved in the backup is very low. What might be ca...

EMC E20-818 Exam Which change in a Symmetrix array's workload will typically result in a decrease in the hit rate?

What is a performance best practice when configuring virtual (thin) provisioning on Symmetrix arrays?

A Symmetrix V-Max SE array has eight servers attached. The array is currently experiencing a back- end utilization of about 70%. You would like to increase the workload on the arra...

You are considering a migration of an application from Symmetrix RAID 1 devices to Symmetrix RAID 6 14+2 devices. Which effect of the new configuration might cause performance prob...

A customer has a Symmetrix V-Max array configured with three storage bays. They are interested in tiering their storage. What is one of the disadvantages of tiering? EMC E20-818 Ex...

A customer has purchased Enterprise Flash Drives (EFD) for their Symmetrix V-Max array. The customer is considering how to use these drives effectively. Which application workloads...

A Symmetrix DMX-4 array running Enginuity 5773 is used to store data for four applications. Each application uses devices of a different size (8 GB, 12 GB, 16 GB, and 20 GB). Symme...

A customer wants to implement Dynamic Cache Partitioning (DCP) on their Symmetrix V-Max array. They want to ensure that their mission-critical application is guaranteed 50% of the...

A manual Symmetrix Optimizer swap was attempted on CKD device 21B0 and failed. Device 21B0 is striped and mirrored. In addition, the device currently has a BCV and hot spare establ...

A customer has migrated a Microsoft Exchange 2007 server to a Symmetrix V-Max to provide high performance for a critical mailbox database. They have decided to integrate host-based...

A customer is migrating their Microsoft Exchange 2007 server from a NAS back end to a new Symmetrix V-Max SE array. Perfmon was used to create a log view of an average day's activi...

A customer is migrating their Exchange 2007 server from DAS to a new Symmetrix V-Max array. EMC E20-818 Exam Perfmon was used to create a log view of an average day's activity agai...

A Symmetrix V-Max customer is installing Microsoft Exchange Server 2007 and needs to configure log devices. What is the recommended protection for these devices?

A customer has implemented TimeFinder/Exchange Integration Module (TF/EIM) to back up two Microsoft Exchange 2007 servers. A single backup server is handling the backups of both pr...

A customer is using Replication Manager as their primary local backup tool for their Microsoft Exchange 2007 environment. The environment consists of four heavily utilized mailbox...

A Microsoft Exchange administrator is currently using Replication Manager to perform nightly backups of several Exchange 2007 databases. Recently, one of the jobs failed. A check o...

You have been using TimeFinder/Exchange Integration Module (TF/EIM) to create VSS clone backups of their Microsoft Exchange 2007 server for the past year. A worm has recently propa...

A customer is planning to install a Symmetrix V-Max that will include multiple Microsoft Exchange servers. In addition, the new environment will deploy Virtual Provisioning and Tim...

A customer wants to use TimeFinder/Exchange Integration Module (TF/EIM) to create daily local replicas of a critical Microsoft Exchange 2007 mailbox server. Using Remote Desktop wi...

Several months ago a customer implemented a synchronous R1-R2 architecture with local clone protection enabled by Replication Manager for their Microsoft Exchange 2007 environment....

A customer has been using TimeFinder/SQL Integration Module (TF/SIM) tsimsnap2 from the production server to back up their Microsoft SQL Server database onto their remote BCV envir...

EMC E20-818 Exam A customer has a critical business application that is supported by a Microsoft SQL Server database. The transaction log files generated on a daily basis are betwe...

A customer has a mission-critical Microsoft SQL Server environment on Symmetrix DMX storage. They plan to use the SRM feature of the Solutions Enabler suite to freeze and thaw I/O...

You want to configure Concurrent SRDF/Star using Enginuity 5874 and Solutions Enabler 7.x. The workload site will be at Site A, the synchronous target will be at Site B, and the as...

An SRDF/Star configuration. In addition to the Solutions Enabler base license, which licenses are required at Site C?

A customer plans to build an SRDF/Star configuration with the workload at Site A, the synchronous target at Site B, and the asynchronous target at Site C. In which location(s) must...

A Cascaded SRDF/Star environment consists of the workload at Site A, the synchronous target at Site B, and the asynchronous target at Site C. After a failure at Site A, a symstar s...

The four excerpts from the SRDF/Star query output in four different system states. Which state must a SRDF/Star configuration be in before the asynchronous site (second target site...

An SRDF/Star customer wants to move their workload from the current workload site to one of the target sites. Which operational step is necessary before executing the symstar halt...

A customer has three data centers that they use to run Concurrent SRDF/Star. Due to a network problem, links between the workload and synchronous target site have become unavailabl...

A replica of a Microsoft SQL Server database needs to be created for use in an application test environment. The database replica needs to be taken simultaneously with the correspo...

A customer has a mission-critical Microsoft SQL Server environment on a Symmetrix V-Max storage array. They have implemented the TimeFinder/SQL Integration Module (TF/SIM) for remo...

You are having a discussion with a customer about Replication Manager. The customer wants to restore a subset of the production database. Which action would you recommend to the cu...

Within a Symmetrix V-Max storage environment, what is a benefit of implementing an Oracle Flexible Architecture (OFA)?

A customer plans to lay out their Oracle 11g OLTP database across four Symmetrix V-Max LUNs. Which Oracle component can be combined with the Control files for optimal performance?

When implementing an Oracle 11g database application, it is generally recommended that the data files should be placed on RAID 5 volumes. What is the main reason for a customer to...

A customer is concerned about the performance impact of placing a busy Oracle instance in hot backup mode. They want to take TimeFinder consistent replicas every three hours. If Or...

A customer is using Oracle 11g with flashback functionality enabled with a retention period of 24 hours. A TimeFinder/BCV copy of the database is taken every evening at midnight. T...