E20-885 Exam Questions

Which RecoverPoint/SE volume type stores information about the cluster and must be accessible by all RPAs?

You are implementing a VNX solution for a Linux-only host environment. The customer tells you that current host performance is poor, and that the new solution should improve it by...

You are about to start file deduplication of a 1300 GB NFS file system that contains 7.5 million files. There is no client access to the file system during the initial scan. How lo...

A customer is suffering from hot spots in their single tier pool. Based on research done with Unisphere Analyzer they notice high activity on some drives and modest-to-low activity...

A customer is using VNX Replicator to replicate data from a single file system to a remote location. They are planning to replicate more file systems, but monitoring tools are show...

A customer notices that when they delete all the VNX Snapshots, SP utilization seems to increase for a long time. This problem occurs at the end of every development cycle, when cl...

Which RPA test provides a quick and easy way to determine if the required TCP ports for RecoverPoint are blocked?

You are connecting two RecoverPoint/SE clusters together. Both are using vRPAs. Which connectivity method is allowed?

What is a factor that determines the time needed to transfer data during the initialization of RecoverPoint/SE?

Which type of RecoverPoint/SE Image Access allows host applications to write directly to the replica storage, but requires a full sweep to restore consistency between the replica a...

In supporting a VDI environment, which are factors in estimating the number of boot I/Os required per virtual desktop?

A customer has two sites, with a VNX system at each site. The local site has four application LUNs of 256 GB each. They are replicated to the remote site with MirrorView/S. The lin...

You are planning for fracture granularity. What granularity should you use to track updates to a 1 TB clone source LUN?

Which RecoverPoint/SE Consistency Group copy consists of all of the volumes that are the sources of replication of a Consistency Group?

When using pool-based thick LUNs for the SnapSure SavVol, what should be done in an environment containing FAST Cache?

A customer deployed a single EMC RecoverPoint 2-node cluster with Virtual RPA configured with RecoverPoint/SE license at the primary site. They want to scale-up the environment. Wi...

Refer to the exhibit. You are deploying an EMC RecoverPoint/SE. Which callout in the exhibit corresponds to the port you would use for Remote Management Connectivity?

You are investigating a performance problem on a VNX. The customer is using the array for storage for their VMware servers, which is connected through FC. They have divided the ava...

Which method of connectivity can be used for storage access from a vRPA to the replication volumes on the VNX?

What action in RecoverPoint/SE will cause a full volume sweep?

A customer wants to convert a RP/SE cluster to RP/EX. What must be done after completing the upgrade using the Deployment Manager wizard?

Which RecoverPoint feature allows you to extend the period of time for which point-in-time copies can be stored?

A customer is testing a DR solution. They want to change the destination file system from read only to read/write and stop the transmission of replicated data. How can this be acco...

A customer uses VNX Snapshot for quality assurance testing throughout many phases of development. The customer notices that when project development ends and they delete all the sn...

A customer has a highly active ordering application with a R/W ratio of 2:1. The application peaks at about 16,000 application IOPS during the day. What is the minimum required num...

A customer is asking you for help. They are creating a script that will collect data from the array using CLI from the Control Station. They want to gather information on LUN data...

A customer is planning a CIFS DR test on a VNX. They want to ensure that all production users will be able to access data at the target site in the event of a catastrophic failure...

CORRECT TEXT A VDI environment is using VNX over iSCSI for its data stores. All planning trials with an application test harness, and thorough HA simulation, indicated a maximum of...

A customer has two VNX systems: - At the local site, a VNX capable of performing 20,000 LUN IOPS - At the remote site, a VNX capable of performing 14,000 LUN IOPS At the local site...

A customer needs to deploy an EMC RecoverPoint/SE cluster. What is the minimum required count of RecoverPoint Appliances (RPAs) per cluster?

A customer has a RecoverPoint/SE environment with VNX arrays. What would trigger a full sweep of a volume?

What do primary and standby Control Stations use to monitor each other?

Refer to the exhibit. You are implementing a new VNX and you are considering whether or not to use FAST Cache. You decide to test the effect on response times with and without FAST...

A heterogeneous Pool is created as follows: - 5 x 200 GB FAST VP optimized Flash drives, configured as 4+1 R5 - 10 x 600 GB 10K rpm SAS drives, configured as 4+1 R5 - 16 x 2 TB NL-...

You are implementing FAST Cache. You want to disable FAST Cache on any LUNs that do not have the correct I/O access pattern for FAST Cache. All LUNs are 4+1 R5, with sizes between...

Which type of RecoverPoint/SE Image Access allows the hosts to have direct access to the replica volumes, but pauses the distribution of snapshots from the journal to storage?

How many clusters can be added to an existing RecoverPoint/SE cluster?

Which RecoverPoint/SE volume type is used to track changes to the data during marking mode?

You are installing a new VNX and need to implement a Storage Pool on the array. Disks are available and must be set up as follows: - 18, 400 GB SSD in R5 (4+1) for the Extreme Perf...

A customer RP/SE environment consists of a single cluster running two vRPAs. They currently have 74 Consistency Groups configured and replicating. The customer wants to know what e...

A customer would like to have FAST Cache enabled on their VNX with MCx. They are concerned about performance degradation during this event. What should you tell the customer regard...

Your team is planning a DR test for a CIFS DR solution using VNX for File. You need to confirm that users will be able to access data at the DR site in the event of a source site d...

A System Administrator is configuring Data Mover interfaces. They want to keep the same IP addresses on both sites, but also want to reduce the risk of having duplicate IPs on the...

You are implementing a VNX using AVM, and you cannot create any more dvols from their remaining classic LUNS to create a stripe volume. What could be a reason for this?

What drives the storage sizing requirements for VDI?

A Storage Administrator with a VNX Unified solution is using the CLI to monitor a highly specific view of daily storage performance. They must type long commands to examine the des...

You are implementing a VDI solution provided by the project Solutions Architect at a customer site. After application testing, the Storage Administrator states that the solution is...

A customer requires their FAST Cache configuration to be destroyed in order to increase FAST Cache size. However, they are concerned about the performance impact that this will cau...

A customer placed their application data on a thin LUN created from an existing pool. The thin LUN is reaching capacity and cannot be expanded due to capacity constraints on the po...

Refer to the exhibit. LUN 30 is a 50 GB LUN on a 4+1 R5 group consisting of 300 GB drives. It is the only active LUN. What can you infer about the I/O access pattern to LUN 30?