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E20-393 Questions and Answers

Question # 6

What is the sequence of steps that must be executed to implement IP Multi-tenancy in a Unity system?

A.

Create file systems and shares for each tenantConfigure host access for the tenant’s sharesAdd tenants to the Unity System

B.

Associate tenants with existing NAS serversCreate file systems and shares for each tenantConfigure host access for the tenant’s shares

C.

Create a NAS server for each tenantCreate file systems and shares for each tenantAdd tenants and associate to the NAS servers

D.

Add tenants to the Unity systemCreate a NAS server for each tenantCreate file systems and shares for each tenant

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Question # 7

What features are available with Dell EMC UnityVSA?

A.

Synchronous and asynchronous replication

B.

Fibre Channel and FAST cache

C.

Data at Rest Encryption and VVols

D.

FAST VP and asynchronous replication

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Question # 8

Which option can be enabled in the Advanced tab of the SMB Share Properties window?

A.

Shared VHDX

B.

Controller-Based Encryption

C.

SMB Direct

D.

Protocol Encryption

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Question # 9

What functionality is provided to Unity from its integration with CTA?

A.

DHSM data mobility to cloud destination on Virtustream

B.

Synchronous disaster recovery solution for Unity file storage

C.

Data migration solution for VNX block storage to Unity

D.

Unity configured as a destination for tiered DHSM data

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Question # 10

What is a consideration when designing a replication solution using the native Dell EMC Unity replication feature?

A.

Asynchronous remote replication supports replication to up to two remote Dell EMC Unity systems

B.

Synchronous remote replication supports replication to up to two remote Dell EMC Unity systems

C.

Synchronous remote replication supports replication to up to one remote Dell EMC Unity systems

D.

Asynchronous remote replication supports replication to up to one remote Dell EMC Unity systems

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Question # 11

Using the fan-out topology, what is the maximum number of sites a resource can be replicated to asynchronously?

A.

2

B.

4

C.

6

D.

8

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Question # 12

How is encryption set for a Unity storage system?

A.

By selecting “Status” on the Manage Encryption page

B.

Automatically the first time the license file is applied

C.

By clicking the “Mode” checkbox on the Manage Encryption page

D.

Programmatically set at the factory.

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Question # 13

Which system level alert indicates an error has occurred that has no impact on the system and should be remedied in the near future?

A.

Error

B.

Warning

C.

Informational

D.

Notice

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Question # 14

A company has the following available drive types in their Dell EMC Unity 500 storage array:

  • 1.2 TB SAS
  • 2 TB NL-SAS
  • 100 GB SSD
  • 1.6 TB SSD
  • 3.8 TB SSD

What combination of drives can the company use to create a storage pool?

A.

2 TB NL-SAS and 100 GB SSD

B.

1.6 TB SSD and 3.8 TB SSD

C.

1.2 TB SAS and 1.6 TB SSD

D.

2 TB NL-SAS and 3.8 TB SSD

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Question # 15

What pathing options are supported by Dell EMC Unity XT systems to provide a host with Fibre Channel access to block storage?

A.

Single Path, Multipath, and Alternate Path

B.

Single Path and Multipath only

C.

Multipath only

D.

Single Path only

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Question # 16

Refer to the exhibit.

Which port is used to connect the DPE to a DAE?

A.

A

B.

B

C.

C

D.

D

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Question # 17

How is a Local LUN Move initiated?

A.

Select the LUN, then select the Pool to move the LUN into, then choose the Move operation

B.

Choose the Move operation, then select a LUN, then select the Pool to move the LUN into

C.

Select a LUN, then choose the Move operation, then select the Pool to move the LUN into

D.

Select the Pool to move the LUN into, then choose the Move operation, then select a LUN

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Question # 18

Refer to the exhibit.

Where is the management port located on the Unity Storage Processor?

A.

1

B.

2

C.

3

D.

4

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Question # 19

A storage administrator needs to shrink their FAST Cache on a Dell EMC Unity XT storage system. The current configuration consists of six 400 GB SAS Flash 2 drives.

What is the maximum number of drives that can be removed from FAST Cache through an online shrink operation?

A.

2

B.

4

C.

5

D.

6

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Question # 20

Which Unity system configuration can be performed using the Unisphere Initial Configuration wizard?

A.

Register host iSCSI initiators

B.

Configure Link Aggregation

C.

Add iSCSI network interfaces

D.

Register host HBA WWNs

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Question # 21

With Redirect on Write technology, when writes are made to the storage resource and more space is required, what size is the slice allocated from the parent pool?

A.

8 KB

B.

64 KB

C.

128 MB

D.

256 MB

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Question # 22

When the LUN Snapshot Restore operation is performed, what does the Unity system automatically do before beginning the restoration process?

A.

Detaches the hosts from the snapshot

B.

Creates a copy of the snapshot

C.

Detaches the host from the LUN

D.

Creates a snapshot of the LUN

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Question # 23

A Storage administrator needs to expand their FAST Cache. The current configuration consists of four 200 GB SAS Flash 2 drives.

What can be used to expand the FAST Cache?

A.

Two 200 GB SAS Flash 2 drives

B.

Two 400 GB SAS Flash 2 drives

C.

Two 200 GB SAS Flash 3 drives

D.

Two 400 GB SAS Flash 3 drives

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Question # 24

Which IP connection characteristic is used only for file-based storage configurations on Dell EMC Unity XT?

A.

Link aggregation

B.

VLAN tagging

C.

Bandwidth throttle

D.

Network latency

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Question # 25

What are four constraints defined in a VMware Capability Profile?

A.

Service Level, Access, Protocol, and Space Efficiency

B.

Capacity, Drive Type, RAID Level, and Data Reduction

C.

Protocol Endpoint, Drive Type, RAID Level, and VM UUID

D.

Service Level, Drive Type, RAID Level, and Space Efficiency

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Question # 26

A user is having difficulty troubleshooting a Unity storage system and the service provider has been contacted for assistance. The service provider needs to run some service commands on the Storage Processors to troubleshoot the issue further.

Which step must be taken to allow the service provider remote access to the storage system?

A.

Enable SSH on the storage system

B.

Set the Unisphere preferences to “Optimize” for remote access

C.

Specify the SMTP configuration

D.

Specify the Remote Logging configuration

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Question # 27

Which feature can be configured for a Unity File System NFS share?

A.

Continuous Availability

B.

Offline Availability

C.

Host Access Level

D.

Protocol Encryption

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Question # 28

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?

A.

Unity 300

B.

Unity 400

C.

Unity 500

D.

Unity 600

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Question # 29

A storage administrator attempts to restart the Management Server to resolve Unsphere issues, but is unable to do so. What is a possible reason for this issue?

A.

SP is in Reset and Hold mode

B.

SP is in Maintenance mode

C.

Both SPs are in Service mode

D.

Only one SIP is in Service mode

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Question # 30

A user observes a system alert that indicates an error has occurred that the user should be aware of, but does not have significant impact on the system.

Which severity level is this alert?

A.

Error

B.

Warning

C.

Information

D.

Notice

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Question # 31

What are characteristics of the file system Snapshot Copy operation?

A.

Parent can only be a read-only SnapshotCopy will be a read-only SnapshotHas an independent Retention Policy from the parent

B.

Parent can only be a read only SnapshotCopy will be a read/write SnapshotInherits the parent Retention Policy

C.

Parent can be a read-only or a read/write SnapshotCopy will be a read/write SnapshotInherits the parent Retention Policy

D.

Parent can be a read-only or read/write snapshotCopy will be a read-only SnapshotHas an independent Retention Policy from the parent

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Question # 32

Which VVol object stores a copy of a VM’s memory pages when the VM is powered on?

A.

Config

B.

Memory

C.

Data

D.

Swap

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Question # 33

A Unity storage system is installed with 10Gb optical SFPs in CNA ports 4 and 5 of both Storage Processors. The storage administrator receives from a user to connect to the storage system through Fibre Channel.

How can the administrator address the request?

A.

Configure all CNA ports for 16Gb Fibre Channel

B.

Configure CNA port 4 of SPA and SPB as 10Gb opticalConfigure CNA port 5 of SPA and SPB as 16 Gb Fibre Channel

C.

Configure CNA port 4 and 5 of SPA as 10 Gb copperConfigure CNA ports 4 and 5 of SPB as 16 Gb Fibre Channel

D.

Once committed, CNA ports cannot be reconfigured without data loss.

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Question # 34

Which storage pool object is created for every RAID group in a traditional pool?

A.

Stripe Volume

B.

Private LUN

C.

Pool Slice

D.

MetaLUN

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Question # 35

What is a benefit of using VVols?

A.

All VMs on a datastore are snapped simultaneously

B.

Enables backup of Dell EMC Unity file data to a tape library unit

C.

Individual VMs on a datastore can be snapped

D.

Enables the assignment of isolated, file storage partitions

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Question # 36

Refer to the exhibit.

Which ports are used to connect DAEs to a Unity XT storage array?

A.

1

B.

2

C.

3

D.

4

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Question # 37

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

A.

4TB

B.

10TB

C.

25TB

D.

50TB

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Question # 38

A storage administrator configured a Hybrid Dell EMC Unity XT storage system using one pool containing SAS Flash 4 drives. They need more space, but in order to keep the additional cost as low as possible they decide to add NL-SAS drives.

What is the correct way to expand the available storage?

A.

Add one or more NL-SAS drives to the existing pool

B.

Add one or more RAID Groups of NL-SAS drives to the existing pool

C.

Add one or more NL-SAS drives to a separate pool

D.

Add one or more RAID Groups of NL-SAS drives to a separate pool

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Question # 39

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?

A.

514

B.

714

C.

1000

D.

5179

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Question # 40

Which FAST Cache operation proactively copies dirty pages to underlying hard disk drives?

A.

FAST Cache flushing

B.

FAST Cache promotion

C.

FAST Cache warming

D.

FAST Cache cleaning

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Question # 41

A system administrator has installed the Unity Connection Utility on a Microsoft Windows host. The Windows host is connected to the same physical subnet as a newly installed Unity storage system. When the utility is run, it does not discover any Unity storage systems.

What should be checked on the host that may be preventing the utility from discovering any Unity storage systems?

A.

Java SE version

B.

Ethernet adapter flow control

C.

Network Access Filter Driver

D.

Host firewall services

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Question # 42

What block size do Dell EMC Unity systems use to copy highly accessed blocks of data from spinning drives into FAST Cache?

A.

16 KB

B.

32 KB

C.

64 KB

D.

128 KB

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Question # 43

What is a function of CloudIQ?

A.

Tier to cloud storage

B.

Provision storage resources

C.

Configure host access

D.

Monitor system health

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Question # 44

In Unisphere, where can a storage administrator create an asynchronous LUN replication session?

A.

LUN Properties window only

B.

Replication page only

C.

Replication page or the LUN Properties window

D.

LUN Creation wizard or the LUN Properties window

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