Dell EMC Unity E20-393 Questions and Answers | 100% Pass Guide Online

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1. A storage administrator has requested a recommendation on upgrading their VNX5600 to a comparable Unity storage array. The solution requires a maximum capacity of 3.5 PB.

To meet the administrator's requirement without over provisioning the capacity, which Unity Hybrid storage array is recommended?

Unity 300

Unity 400

Unity 500

Unity 600

2. What is the minimum VMware Hypervisor version a server must be running in order to support the deployment of a UnityVSA system?

4.0

5.0

5.5

6.0

3. Which feature is supported on a UnityVSA operating environment?

Asynchronous Replication

MCC Write Caching

Quick Start Pool Provisioning

Data at Rest Encryption

4. A storage administrator is creating a host profile in Unisphere to provide host access to block storage resources using the iSCSI protocol. The host initiators were not automatically discovered and must be manually added.

In addition to the SAN host IQN, what other configuration can be performed through the "Create iSCSI Initiator Wizard" window?

Enable and disable CHAP settings

Create Mutual CHAP secret

Create Global CHAP secret

Enter CHAP username and secret

5. A storage administrator is configuring a storage pool on a Unity system containing Flash disks and SAS disks.

What tier will the system assign to each of the disk types?

Flash: Extreme Performance SAS: Performance

Flash: Performance SAS: Capacity

Flash: Extreme Performance SAS: Capacity

Flash: Capacity SAS: Performance

6. What describes the LUN Snapshot Copy operation?

Parent cannot be a snapshot copy Can only copy a detached snapshot Has an independent Retention Policy from the parent

Parent can be a snapshot copy Can only copy a detached snapshot Has an independent Retention Policy from the parent

Parent can be a snapshot copy Can copy an attached or detached snapshot Inherits the parent Snapshot Retention Policy

Parent cannot be a snapshot copy Can copy an attached or detached snapshot Inherits the parent Snapshot Retention Policy

7. Which technology is used by Unity Snapshots?

Copy on First Write

Inline Deduplication

Redirect on Write

Block Compression

8. DRAG DROP

What is the correct sequence of steps taken by the storage array when an AC power failure is detected?

9. A system administrator is configuring asynchronous remote replication for an existing NAS server and its' file systems on a Unity system.

What should the administrator create to ensure all data is replicated for the NAS server and the file system?

Replication sessions on each file system only

Replication sessions for each file system first and then the NAS server

A replication session on the NAS server and then manually create replication sessions on each file system

A replication session for only the NAS server

10. Which Unity feature provides a high bandwidth connection for large file transfers, enables proactive Service Request generation and usage license reporting, and operates on a 24x7 basis?

EMC Service Center

Software Licensing Central

Unisphere Central

EMC Secure Remote Services

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11. Which software bundles are provided with the Unity Starter software package?

FAST Cache and Fast VP

Thin Provisioning and Quality of Service

Controller-Based Encryption and RecoverPoint Basic

FAST Cache and Local Point-in-Time Copies

12. When configuring asynchronous remote replication, how many internal Unity Snapshots are configured and utilized on the source system by a single replication session?

13. A storage administrator is implementing FAST Cache on a Unity 500 storage array and can select from a mix of SSD drives.

Which drive types can be configured to meet the administrator’s requirements?

200 GB and 400 GB

400GB and 1.6 TB

1.6 TB and 3.2 TB

3.2 TB and 800 GB

14. A storage administrator is required to test a new version of an application loaded on a secondary host. The administrator must use existing data contained on a LUN provisioned from Dell EMC Unity XT to a primary host.

Which solution will meet the requirement and provide space efficiency?

Create a snapshot of the LUN Configure LUN access for the secondary host Attach the snapshot to the secondary host

Create a snapshot of the LUN Configure snapshot access to the LUN for the secondary host Attach the snapshot to the secondary host

Create a Synchronous Replication session for the LUN Configure access to the replica LUN for the secondary host Attach the secondary host

Create an Asynchronous Replication on session for the LUN Configure access to the replica LUN for the secondary host Attach the secondary host

15. On which systems is Quality of Service available?

Physical Unity systems only

UnityVSA systems only

Physical Unity and UnityVSA systems

All Flash Unity systems only

16. When deploying virtual disks for a UnityVSA system, what is an EMC recommended Disk Provision Policy?

Thick Provision Eager Zeroed

Thin Provision

Thick Provision

Thick Provision Lazy Zeroed

17. Which Dell EMC UnityXT system user interface allows system administrators to create scripts for automating routine tasks?

Unisphere Central

UEMCLI

IPMI

Unisphere GUI

18. A system administrator has configured a system using the Initial Configuration wizard. After completing the wizard, the administrator discovers that an incorrect IP address has been assigned to the Unity system.

How can the IP address be changed?

The IP address cannot be changed once it has been configured

Through the Service interface using the ifconfig command

In the Unisphere Settings menu

The IP address can only be changed using the UEMCLI

19. Which FAST Cache operation can be performed from the Settings window?

Disable FAST Cache use on a specific pool

Pause FAST Cache use

Expand FAST Cache

Enable FAST Cache use on a specific pool

20. Which Unity service task is used to reinstall the root operating system while leaving the user’s data intact?

Restore the Management server

Reimage the Storage Processor

Restore the Management software

Reinitialize the storage system

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21. What is the maximum number of LUNs in a Consistency Group?

100

22. Which migration tool can be used to move file data a Unity storage array in both NFS and CIFS/SMB protocols?

EMC Select Datadobi

Unity Async Replication

rsync

EMCopy

23. Which step must be completed prior to performing the initial configuration of a UnityVSA system and creating the first storage pool?

Create an ESXi host profile

License the system for NFS and SMB support

Add vDisks to the storage appliance

Install license keys for thin provisioning

24. What is the minimum and maximum recovery point objectives (RPO) configurable when using Unity native asynchronous replication?

Minimum= 5 minutes Maximum= 24 hours

Minimum= 5 minutes Maximum= 48 hours

Minimum= 1 minute Maximum= 24 hours

Minimum= 1 minute Maximum= 48 hours

25. A system administrator has added a new Unity storage array to their environment. The administrator wants to migrate block data from vVNX running in their VMware environment to a UnityVSA. In addition, the administrator needs to migrate the block data from an older CLARiiON storage array to the new Unity storage array.

Which single block migration option will work for both the virtual and hardware storage devices?

SAN Copy Push

VPLEX

Host-Based LVM

RecoverPoint

26. How is encryption set for a Unity storage system?

Clicking the “Mode” checkbox on the Manage Encryption page

Selecting “Status” on the Manage Encryption page

Automatically set at the factory

First time the license is applied

27. A system administrator experienced a power failure in their environment. To which device will cache de-stage?

2 SSD on each Storage Processor

First four disks in the Disk Processor Enclosure

Cache does not need to de-stage as it is now non-volatile

Backup Battery Unit will keep the data alive in cache

28. A service provider is installing a Unity storage system for an end-user. The end-user is concerned about network security and will not allow the service provider access to the network.

How can the service provider set a static IP address for the Unity storage system management interface?

Use the embedded InitCLI tool

Connect directly to the service ports and configure the networking through UEMCLI

Use an IPMI serial over LAN connection

Use the Connection Utility to create a configuration file

29. Which task must be performed on the storage system in order to access a file system read/write snapshot?

Configure Host Access to the LUN snapshots

Configure the NFS/SMB share to the file system snapshot

Connect to the NFS/SMB share of the snapshot

Perform the snapshot “Attach to Host” operation

30. Which severity level alerts for a fault condition that has occurred, has minor impact on the system, and does not need to be fixed immediately?

Critical

Notice

Error

Warning

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31. A storage administrator wants to configure a Unity system to log system events to a remote log server. In order to allow access to the log server, which port should the administrator ensure is not blocked by the firewall?

514

714

1000

5179

32. A Unity system LUN has a daily snapshot schedule with a Retention Policy of seven days. A hardware failure results in a double fault of the LUN.

Which snapshot behavior will be experienced?

All of the snapshots will be unavailable to restore data from

Data restoration is available from the oldest snapshot, all others are unavailable

All of the snapshots will be available to restore data from

Data restoration is available from the newest snapshot, all others are unavailable

33. What describes multiple LUN snapshots?

Captures multiple point-in-time data states. Snapshot data state is marked “unmodified” from its source when attached. Snapshot tree supports multiple simultaneous attaches.

Captures multiple point-in-time data states. Snapshot data state is marked “unmodified” from its source when attached. Snapshot tree supports only one attach at a time.

Captures multiple point-in-time data states. Snapshot data state is marked “modified” from its source when attached. Snapshot tree supports multiple simultaneous attaches.

Captures multiple point-in-time data states. Snapshot data state is marked “modified” from its source when attached. Snapshot tree supports only one attach at a time.

34. What is the maximum number of LUN snapshots that are supported by Unity?

256

512

35. At which stage in the Unity power up sequence would the Storage Processor enter Service mode upon detecting an error?

After the CMI is started

Bootflash

POST

BIOS

36. An administrator’s Unity system is configured with both a Fibre Channel CNA and a Fibre Channel I/O module.

Which Fibre Channel port on each SP must be used for native synchronous replication?

CNA FC port 5

I/O module FC port 2

CNA FC port 4

I/O module FC port 5

37. Which feature provides the ability to provision block and file storage for Microsoft Windows or Microsoft SharePoint sites?

EMS Storage Integrator for Windows

Array Offloaded Data Transfer

vStorage APIs for Array Integration

EMC Virtual Storage Integrator

38. Which information must be retrieved and used to select the unconfigured UnityVSA system when running the Auto-discover option of the Connection Utility?

Array Name

System’s Serial ID

DNS Host Name

System’s UUID

39. What is an advantage of selecting Centralized ESRS over Integrated ESRS?

CloudIQ can be configured

Deploying an external virtual machine is not required

Centralized ESRS is easier to configure

Internet connectivity is not required for every Dell EMC Unity XT system

40. In UnityVSA, what is the maximum storage capacity offered by the VVOLs license?

4TB

10TB

25TB

50TB

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