E20-324 Exam Questions

You have been tasked with designing the storage layout for a VNX7600 array. VMware hosts will attach to the array using two HBAs and two Fibre Channel switches. The array will have...

Click on the calculator icon in the upper left corner. A customer wants to configure FAST Cache on their VNX storage system. Their working data set is 600 GB in size. They plan to...

Click on the calculator icon in the upper left corner. A customer wants to add Flash drives to their VNX array and use them as FAST Cache. They want at least 250 GB of FAST Cache c...

After reviewing the design for a new VNX5800, a customer requests an explanation of the sparing algorithm used by the array. The following information is provided: -- A RAID group...

What is a benefit of VNX FAST Cache?

A customer has an application requirement of 3000 IOPS with a 60:40 read/write ratio and 4.85 TB storage capacity. The I/O is small-block random. The customer is concerned about co...

Which subnet range should not be used for VNX iSCSI ports because of the static management service ports?

Which action is no longer necessary because of the host write throttling function on the VNX with MCx?

A VNX Storage Pool holds only thick LUNs. The properties page of that Storage Pool shows 500 GB free space. An admin attempts to create a 490 GB thick LUN, but the operation fails....

A customer is using a VNX with tiered storage pools. They would like to maximize capacity for their NL-SAS tier. Following EMC best practices, which RAID configuration would you re...

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 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 is using a VNX with tiered storage pools. They would like to maximize availability for their NL-SAS tier. Following EMC best practices, which RAID configuration would yo...

How many dVols will AVM initially attempt to use to create a file system using pool LUNs?

A customer has a VNX environment and wants to begin using compression. You have been asked to perform an evaluation and make recommendations. What would you recommend?

Your customer wants to create a new pool for file and would like you to validate the configuration. The pool will be created with one RAID1/0 4+4 FLASH drive group and eight RAID 5...

Which criteria is used by AVM when selecting dVols from a traditional RAID group to create a pool entry?

An enterprise-level customer has recently implemented a pair of bi-directionally IP replicated VNX systems for their highly transactional CIFS file-based environment and NFS Office...

A customer is considering VNX to host their Microsoft Exchange 2010 environment. In particular, they want to know how FAST Cache will improve the performance. Which advice regardin...

A customer has 20 physical hosts which will be virtualized. They will then be connected to a new VNX system. All hosts will use virtual disks with a block size of 1 MB. The custome...

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?

A customer plans to deploy SharePoint on a VNX array. They plan to implement BLOB externalization. Compared to a traditional implementation, how does BLOB externalization affect th...

A customer plans to deploy a VNX array to support their XenDesktop environment. They report 1000 desktops are booted on Sunday at 08:00 and are concerned about the number of concur...

A customer plans to deploy a VNX array to support their VMware View environment. They report 1000 Helpdesk users login daily at 08:00 and are concerned about the number of concurre...

You are assisting a company with planning a new VMware environment. The hosts will be connected to a VNX array using two HBAs and two Fibre Channel switches. The host initiators wi...

A customer new to EMC, is upgrading from a simple JBOD array to a VNX array. They plan to deploy MS Exchange 2010 on the VNX and have asked you for recommended best practices. Whic...

A customer will connect Oracle OLTP and Oracle DSS servers to a new VNX array. They ask if FAST VP should be enabled for each application's LUNs. For which applications' LUNs shoul...

A customer is deploying Microsoft Exchange 2010 to a user base that will be significantly increasing over the next 2 years. What VNX configuration will offer the highest level of p...

A customer plans to deploy a SQL server farm on their fully virtually provisioned VNX array. They want to make sure the SQL volumes always get the best performance. To what should...

When designing storage for SQL Server 2012 transaction log files, how should you allocate storage space?

A customer will connect Oracle OLTP and Oracle DSS servers to a new VNX array. They ask if FAST Cache should be enabled for each application's LUNs. For which applications LUNs sho...

An administrator allocated two LUNs on a VNX for the Exchange 2010 mailstore and logs. The Exchange 2010 server is a VM under vSphere 5.1. How should those LUNs be presented to the...

What is the maximum time (in seconds) that VSS will stop Exchange I/O processing when VSS creates an application-aware point in time copy?

A host with visibility to a VNX Snapshot is attached to a Storage Mount Point (SMP). The user has detached the original Snapshot and then attached a later Snapshot to the SMP. What...

A VNX customer has several LUNs that are experiencing some performance issues. They understand the application profile uses small-block, write-intensive, random I/O. The customer u...

A VNX customer is making a decision on the type of splitters to use with RecoverPoint/SE 3.x in their environment. The environment has a small number of Microsoft Windows hosts wit...

A solution has been designed for a customer in which several servers will be connected to a VNX array through CIFS. The CIFS file system size will be 1 TB. In addition, the custome...

A customer wants to add a SnapView snapshot to a 300 GB LUN. Captured data shows that the LUN performs 200 random 4 KB writes per second. What is the expected initial bandwidth at...

What is the "rule of thumb" for calculating the amount of Data Mover memory SavVol space requires?

Your customer wants to increase the length SnapSure snapshots are being kept but is concerned about having the available capacity to extend the SavVol Space. The file system is cur...

In which way do VNX Snapshots differ from SnapView Snapshots?

Which VNX local protection product provides redirect on writes, point-in-time copies for block LUNs?

A customer is purchasing EMC AppSync software and additional VNX array capacity to create application consistent replicas of their MS Exchange databases using Microsoft Volume Shad...

In which way do VNX Snapshots differ from SnapView Snapshots?

What are the typical I/O characteristics of a single SnapSure SavVol?

A customer plans to replace a CLARiiON CX4-960 with a new VNX system. The disks on the CX4- 960 are all configured as RAID Groups. The new system will use Pools exclusively. Local...

A customer plans to replace a CLARiiON CX4-960 with a new VNX system. The disks on the CX4- 960 are all configured as RAID Groups. The new system will use Pools exclusively. Local...

A customer is configuring loopback replication on their VNX. They are confused by the size and number of bitmaps and blockmaps to allow. How many blockmaps are there per file syste...

A company is using SnapView to take snapshots of production data LUNs. The source LUNs are on a 4+1 RAID 5 group using SAS disks. The reserve LUN pool is on a different 4+1 RAID 5...