E20-816 Exam Questions

In a Cascaded Dynamic SRDF environment, Customer is experiencing performance issues at Site-A. To immediately correct the issue, a command was issued to vary the RF-ports offline b...

You are completing a detailed configuration for a VMAX that will support a new Oracle 11g instance and database. Which volume configuration is best for the Oracle Archive Log files...

A company uses VMware ESXi Servers and Symmetrix VMAX storage arrays. Which EMC Virtual Storage Integrator feature will show an end-to-end mapping of storage resources; from an ESX...

You are designing a Symmetrix VMAX array with 15K rpm Fibre Channel drives and 7.2K rpm SATA drives. How can you ensure that every back-end director manages just one type of drive?

The links between an R1/R2 pair are logically suspended and a half delete is performed on the R2 device. What describes the RDF pair configuration?

How can a storage administrator restrict storage management access for any host that has not been granted explicit symacl rights?

A customer connected a new Microsoft Exchange 2010 server to their VMAX array. The server has PowerPath installed. The customer asks which failover policy they should use for best...

A VMware customer noticed slow performance of virtual machines hosted on an ESXi host. Which value indicates that the ESXi host is overloaded and is causing virtual machine slow pe...

During monthly loads of a data warehouse, the customer observes significant increased response time on their OLTP database. Both applications reside on the same tier-1 storage and...

Which SRDF function is managed by RDF Enginuity Consistency Assist?

What is the device write pending limit of the total writeable cache for a Symmetrix VMAX ?

A customer wants to configure a virtual machine that can directly access PCI hardware I/O devices such as Network Interface Controller or Host Bus Adapter. Which CPU virtualization...

Which change in a Symmetrix VMAX workload will typically result in a decrease in the hit rate?

Which EMC Solution for SQL Server provides a GUI interface for the creation of replicas?

When utilizing shared storage within a VMware vSphere 5.0 environment, what type of storage should swap files be placed on?

A customer connected a new Microsoft Exchange 2010 server to their VMAX array. The server will use Windows native MPIO. The customer asks which failover policy they should use for...

Click on the calculator icon in the upper left corner. A customer is bringing up a new ESX farm and will be provisioning 50TB of storage from Symmetrix pool storage. They will crea...

What are the EMC recommended symacl permissions that should be assigned for the Symmetrix Service Processor?

A customer has asked, what would be the biggest advantage of implementing an ASM, Oracle 11g application on an existing EMC Symmetrix array?

What are examples of metrics collected at the LUN and sub-LUN level by FAST VP during user defined performance windows?

A new EMC customer recently installed their first VMAX and a complete suite of EMC management tools. Their lead capacity planner attended training and has started monitoring the VM...

Click on the calculator icon in the upper left corner. A customer is implementing an Exchange environment on an EMC Symmetrix VMAX. The environment will be deployed on 600 GB FC 15...

Click on the calculator icon in the upper left corner. A customer is implementing an Exchange environment on an EMC Symmetrix VMAX. The environment will be deployed on 600 GB FC 15...

When designing a VMware cluster, which VM storage adapter reduces CPU utilization and allows high I/O throughputs?

You have been asked to start the analysis of an I/O response time issue in a four engine VMAX but do not yet have access to any detailed SPA or WLA data. Which component is most li...

A company plans to deploy Symmetrix VMAX arrays in their VMware vSphere environment. The ESXi hosts will be connected to the VMAX arrays over a FC SAN. What VMAX FA port flag is op...

When selecting Symmetrix data protection on an existing VMAX, why would you propose In- Frame erasure?

A customer requested your assistance to review an Oracle 11g deployment. The customer has two sites 50 kilometers apart and uses VMAX arrays and SRDF/S to provide a disaster recove...

During a Symmetrix VMAX performance analysis, you notice that a collection of VMAX devices has front-end I/O rates that are much higher than the back-end I/O rates. What might be t...

Performance Manager is reporting more than 70% utilization on two VMAX FA ports, but the total IOPS per port is low. What is the likely cause and recommended resolution for the hig...

A customer is experiencing heavy memory utilization on an ESXi host that may be causing performance problems. Which VMware memory management technique will allow virtual machines t...

Refer to the exhibit. A customer needs to comply with government regulations on information security of data-at-rest at the remote Symmetrix location. Which two EMC products would...

You are designing a boot from SAN solution for VMware ESXi servers connected to a Symmetrix VMAX storage array. What is a consideration?

Refer to the exhibit. An SRDF/Star configuration has production running at Site A. A symstar halt command is executed at the workload site (Site A). Which action would reconfigure...

Refer to the exhibit. A customer is running a VMAX with the utilization as shown on the Front End Storage Processors. The customer is looking for the lowest cost solution. Which ac...

Refer to the exhibit. A customer requested that you conduct a performance evaluation test for migration of a DB2 database server to new Symmetrix VMAX storage. The test storage is...

Click on the calculator icon in the upper left corner. Refer to the exhibit. You are designing the Symmetrix VMAX architecture for a DAS-to-SAN SQL Server migration. Currently all...

Refer to the exhibit. A company plans to deploy a two engine Symmetrix VMAX array in their VMware vSphere environment. The ESXi hosts will be connected to the VMAX array over a FC...

Refer to the exhibit. A customer has a Symmetrix VMAX storage array which had a capacity add completed after one year of service. Performance for a specific host application with l...

Click on the calculator icon in the upper left corner. Refer to the exhibit. You are designing the Symmetrix VMAX architecture for a DAS-to-SAN SQL Server migration. Currently all...

Refer to the exhibit. A company has three data centers that they use to run Concurrent SRDF/Star. Due to a network problem, links between the workload and synchronous target sites...

Refer to the exhibit. In a Cascaded SRDF/Star environment, Site B fails. The surviving sites are reconfigured to enable remote data protection. What is used to determine the invali...

Click on the calculator icon in the upper left corner. Refer to the exhibit. You are designing the Symmetrix VMAX architecture for a DAS-to-SAN SQL Server migration. Currently all...

Click on the calculator icon in the upper left corner. Refer to the exhibit. You are designing the Symmetrix VMAX architecture for a DAS-to-SAN SQL Server migration. Currently all...

Refer to the exhibit. A customer is planning to replace an end-of-lease DMX-2500 with a new two engine VMAX. Because the customer has reported some performance issues with the DMX,...

Refer to the exhibit. A company plans to deploy a one engine Symmetrix VMAX array in their VMware vSphere environment. The ESXi hosts will be connected to the VMAX array over a FC...

Refer to the exhibit. A composite group spanning two Symmetrix arrays is set up to run SRDF/Star using Cascaded SRDF as illustrated in the exhibit. Which condition must be met befo...

Refer to the exhibit. The workload shown is from a single application running on a VMAX. The workload is also from a single application on dedicated server. Which action(s) should...

Refer to the exhibit. The exhibit shows four examples from the SRDF/Star query output in four different system states. Which state must an SRDF/Star configuration be in before Star...

Which type of errors does the TimeFinder Integration Module for Exchange scan for prior to a backup?