Test 2
Which feature can be configured for a Unity File System NFS share?
Continuous Availability
Offline Availability
Host Access Level
Protocol Encryption
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?
Configure all CNA ports for 16Gb Fibre Channel
Configure CNA port 4 of SPA and SPB as 10Gb optical Configure CNA port 5 of SPA and SPB as 16 Gb Fibre Channel
Configure CNA port 4 and 5 of SPA as 10 Gb copper Configure CNA ports 4 and 5 of SPB as 16 Gb Fibre Channel
Once committed, CNA ports cannot be reconfigured without data loss.
What describes the Cutover operation for a File Import session?
Client access to data is switched to the target Unity system and the session can be rolled back if Canceled.
Production data access is from Unity but the clients still connect to the interface of the VNX.
Production data access is permanently set on Unity and the original data is deleted from VNX.
Client access to data is switched to the target Unity system and the session cannot be rolled back or Canceled.
What is a connectivity rule for hosts that connect to multiple Unity systems?
Must connect to all arrays using a single protocol.
Can connect to different arrays with different protocols.
CNA connections used with alternating protocols.
iSCSI is required to connect a host to multiple arrays.
A storage administrator wants to configure a Unity system to join the list of arrays remotely monitored for activity and system status using Unisphere Central. The security policy on the Unisphere server is set to "automatic". What additional security information must be specified in the Unisphere Settings window to enable communication with Unisphere Central?
Unisphere Central Hash and login credentials
Unisphere Central Hash and challenge phrase
Unisphere Central IP address and Central Hash
Unisphere Central IP address and login credentials.
What is the function of the File Import data mobility feature?
Imports NFSv3 configured NAS Server with its associated file systems from one Unity system to another.
Provides mobility of NFSv3 datastores between Unity systems for ESXi host disaster recovery
Provides disaster recovery, replicating a VNX VDM and its file systems to a remote Unity system.
Migrates NFSv3 configured VDM with its associated file systems from a VNX system to a Unity system.
What is an advantage of using the InitCLI tool to assign an IP address to a Unity storage system?
Allows additional services beyond what the Connection Utility offers.
Supports an IPv6 configuration.
Supports the configuration of DHCP addresses.
Does not require the host to have Java installed.
What is required for file system creation on Unity?
Shares
DNS configuration
NTP configuration
NAS Server
What functionality is provided to Unity from its integration with CTA?
DHSM data mobility to cloud destination on Virtustream
Synchronous disaster recovery solution for Unity file storage
Data migration solution for VNX block storage to Unity
Unity configured as a destination for tiered DHSM data
A system administrator has asynchronous remote replication configured between a pair of systems and replication is currently operating normally. When the administrator views a replication session on the Unisphere Sessions page for the destination system, which option is available when viewing "More Actions"?
Failover with sync
Failover
Pause
Sync
When the LUN Snapshot Restore operation is performed, what does the Unity system automatically do before beginning the restoration process?
Detaches the hosts from the snapshot
Creates a copy of the snapshot
Detaches the host from the LUN
Creates a snapshot of the LUN
A system administrator has placed the Storage Processor (SP) in Service Mode for maintenance. Using Unisphere, they notice the mode field for the SP still displays both SPs as normal. What is another indicator the administrator can check to verify that the SP is in Service mode?
SP Fault LED is solid blue
Unsafe to remove LED is lit
SP Fault LED blinks alternating amber and blue
DPE Chassis Fault LED is solid amber
A storage administrator notices that all the configured Host I/O Limit policies are Globally Paused. How can the administrator put these policies into the Active state?
Select the Host I/O Limit policy for each and configure the Host I/O Limits setting to Active.
From the Settings>Performance page, configure the Host I/O Limits settings to Resume.
From the Settings> Performance page, configure the Host I/O Limits settings to Active.
Select the Host I/O Limit policy for each and configure the Host I/O Limits setting to Resume.
Which protocol(s) is used to access VMware VMFS datastores from Unity?
Fibre Channel over IP
ISCSI and Fibre Channel
Fibre Channel only
ISCSI only
A system administrator is configuring asynchronous remote replication for an existing NAS server and its associated file systems on a Unity system. What action (s) will meet the requirements?
Manually create replication sessions for each file system. The system will automatically create a session for the NAS Server.
Manually create NAS Server replication session. The system will automatically create sessions for the associated file systems.
Manually create replications for each associated file system. Then manually create a session for the NAS Server.
Manually create NAS Server replication session first. Then manually create replication sessions on each of the associated file systems.
What is a consideration for IP Packet Reflect running on a NAS server?
Communications initiated by Unity do not require route table lookups.
SP must be rebooted after IP Packet Reflect is disabled.
SP Must be rebooted after IP Packet Reflect is enabled.
Reply packets are sent via the same interface as the request packets.
Where can Unity Compression be enabled?
All-Flash systems only
All-Flash and 3-tier pools
All-Flash pools only
Thick LUNs only
Which Unity feature supports provisioning within vCenter, provides full visibility to physical storage, and increases management efficiency?
VSI
ODX
ESI
VAAI
When creating a NAS Server replication session, which settings are required for the destination NAS Server?
Name, Pool, and Storage Provisioning
Interface configuration, Pool, and Storage Processor
Pool, RPO, and Storage Processor
Name, interface configuration, and RPO
What is the significance of setting a soft quota limit?
Allows the user the ability to compress the offending data.
Prevents UNIX hosts from encountering a stale mount.
Required to meet SEC regulatory requirements.
Provides a grace period before enforcing the quota limit.
What is the purpose of a Proxy NAS Server?
Increase performance for shared network connections that access NAS Servers
Access Snapshot replicas on the destination side of a replicated file resource
Access Snapshots for testing production NAS Servers
Increase security of production NAS Servers
Match each integrated ESRS charasteristic with its attribute. Select and place:
Port(s) used for inbound traffic
80
Internet connectivity is required
Yes
Port(s) used for outbound traffic
No
Use of external VM is required
443 and 8443
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 a Dell EMC Unity to a primary host. Which solution will meet the requirement and provide space efficiency?
Create an Asynchronous Replication session for the LUN Configure access to the replica LUN for the secondary host Attach the secondary host
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 secondary host connectivity to Dell EMC Unity 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
The LUN Snapshot Attach to Host operation is being performed with Read/Write Access selected. By default, what does the Dell EMC Unity system do before beginning the attach process?
Detaches the host from the Snapshot of any other LUN
Creates a Snapshot of the LUN
Detaches existing attached hosts from the LUN Snapshot tree
Creates a copy of the Snapshot
How is the Dell EMC Unity Data Reduction Ratio calculated?
Divide the predate-reduction size of all storage resources and their snapshots by the postdata-reduction size of all storage resources and their snapshots.
Add up the efficiencies gained from thin provisioning, Deduplication, and Compression.
Divide the predate-reduction size of all storage resources excluding their snapshots by the postdata-reduction size of all storage resources excluding their snapshots.
Add up the efficiencies gained from thin provisioning, Snapshots, and Compression.
Which Dell EMC Unity storage resource allows modification of its block size during creation?
VVol file datastore
Block datastore
VVol block datastore
NFS datastore
A company needs to expand their dynamic pool by 10 TB. The current dynamic pool consists of sixty-three 7.6 TB SSD drives that are configured for RAID5 12+1. What is the minimum number of drives needed for the pool expansion?
1
2
13
15
Which layer of the Dell EMC Unity storage architecture provides access to both the virtual storage pool and configured LUN resources?
Enclosure Services Interface
Common software
SCSI Enclosure Services
Communications Management interface
A company plans to add five drives to a 30 drive SAS Flash 4 All-Flash pool on a Dell EMC Unity 600 storage array. Which drive type(s) can be used for the expansion?
SAS Flash 2 and SAS Flash 4 only
SAS Flash 4 only
SAS Flash 3 and SAS Flash 4 only
Any SAS Flash drive type
What component is a hot-pluggable CRU?
DPE BBU
DPE I/O module
80 drive DAE cooling module
25 drive DPE cooling module
A user is setting up Dell EMC Unity network ports for connectivity between the NAS clients and NAS Servers. In Unisphere, what can a user modify under the Access section of the Settings configuration window?
Speed and MTU only
Speed, MTU, and port aggregation
Speed, MTU, and name of port
Speed and port aggregation only
Which storage pool object is created for every RAID group in a traditional pool?
Stripe Volume
Private LUN
Pool Slice
MetaLUN
Which IP connection characteristic is unique to file-based storage access?
Link Aggregation
VLAN tagging
Bandwidth throttle
Mirrored writes
What limitation should be considered when using Local NAS Server Mobility to move NAS Servers?
NAS Server's active replication session must be deleted and re-created.
A NAS Server that is a File Import destination can be moved.
NAS Server Mobility supports two concurrent NAS Server moves.
NAS Server Mobility only supports a single NAS Server move at a time.
You are creating a dynamic pool using 12 drives in the Unisphere GUI. Which RAID stripe width will be set when creating the dynamic pool using RAID 6?
4+2
6+2
8+2
10+2
Which FAST Cache operation proactively copies dirty pages to underlying hard disk drives?
FAST Cache flushing
FAST Cache promotion
FAST Cache warming
FAST Cache cleaning
Which feature is only supported on physical Dell EMC Unity systems?
Asynchronous Replication
Synchronous Replication
Host I/O Limits (QoS)
VVols
On which storage objects is data Reduction supported?
Thick LUNs and VVols
VMFS datastores and VVols
Thin LUNs and thin VMFS datastores
Thin LUNs and thick LUNs
A storage administrator is tasked with creating a DR solution for block and file storage resources on a Dell EMC Unity 650F system at a primary production site. The company has two other campus locations. Campus A is located 50 km away and has a Dell EMC Unity 400 Hybrid system. Campus B is located 200 km away and has a Dell EMC UnityVSA system. What should the storage administrator do to provide the best protection of storage resources while meeting recommended latency levels?
Replicate block storage resources synchronously to Campus A Replicate file storage resources asynchronously to Campus B
Replicate block storage resources synchronously to Campus A Replicate file storage resources synchronously to Campus A
Replicate block storage resources asynchronously to Campus A Replicate file storage resources synchronously to Campus A
Replicate block storage resources asynchronously to Campus B Replicate file storage resources asynchronously to Campus A
What capability is provided by the Dell EMC CIFS Management snap-in?
Configure share permissions
Configure NAS Server registry settings
Manage home directories
Manage local NAS Server users
What is the correct sequence of steps required to deploy a Dell EMC UnityVSA? Select and Place:
Discover virtual disks (vDisks)
STEP 1
Launch Unisphere
STEP 3
Deploy OVF template
STEP 4
Configure initial settings using Configuration Wizard
STEP 2
A company needs to expand their dynamic pool by 5 TB. The current dynamic pool consists of sixty-three 3.8 TB SSD that are configured for RAID5 4+1. What is the minimum number of drives needed for the pool expansion?
1
6
7
8
What technology is used by Dell EMC Unity Snapshots?
Copy on First Write, which requires a storage resource reserved to hold original data that changed to preserve the point-in-time view.
Redirect on White, which requires no storage resource to create a Snapshot, writes are redirected on parent pool.
Copy on First Write, which requires no storage resource is needed to create a Snapshot, writes are copied pool.
Redirect on Write, which requires a storage reserved to hold original data that changed to preserve the point-in-time view.
When a manual snapshot of a file system is created, what items are required for its configuration?
Name, Description, and Access Type
Retention Policy, Access Type, and Schedule
Description, Retention Policy, and Schedule
Name, Retention Policy, and Access Type
What is a consideration when designing a replication solution using the native Dell EMC Unity replication feature?
Asynchronous remote replication supports replication to up to two remote Dell EMC Unity systems
Synchronous remote replication supports replication to up to two remote Dell EMC Unity systems
Synchronous remote replication supports replication to up to one remote Dell EMC Unity systems
Asynchronous remote replication supports replication to up to one remote Dell EMC Unity systems
A storage administrator is planning to move a NAS Server to the peer SP on a Dell EMC Unity system. The NAS Server and two of its associated file systems have active asynchronous replication sessions to a remote Dell EMC Unity system. How should the storage administrator proceed?
Manually pause the replication sessions for the NAS Server and file systems.
Set the RPO value to 1440 for the NAS Server and file system replication sessions
Set the RPO value to 0 for the NAS Server and file system replication sessions
Failover the replication sessions for the NAS Server and file systems
What is a consideration when implementing a Thin Clone on a Dell EMC Unity array?
Thin Clone is only supported on physical Dell EMC Unity systems.
Thin Clone can be expanded independently from the base LUN
Thin Clone can be created directly from the base LUN
Data Reduction can be enabled independently on source LUN and on Thin Clone
On a physical Dell EMC Unity system, what is the maximum size to which a UFS64 file system can be extended?
32 TB
64 TB
128 TB
256 TB
Which Dell EMC Unity service task would most quickly resolve connection problems between the storage system and Unisphere?
Reinitialize the Storage System
Reimage the Storage Processors
Reboot the Storage Processors
Estart the Management Software
What is used to create a Proxy NAS Server on a Dell EMC Unity array?
InitCLI command
UEMCLI command
Unisphere GUI
Service command
What is the role of Protocol Endpoints in Dell EMC Unity VMware storage provisioning?
Enable transparent host attach operations to Snapshots of VVol datastores
Manage host IO workload balance between multiple paths to the VMware datastores
Provide a write consistent view to the host when accessing multiple VMware datastores
Establish a data path between the ESXi host and the respective VVol datastores
The soft limit quota for a file system has just been exceeded. What would you expect to occur concerning data access?
Once the soft limit is reached, the grace period counts down until the hard limit is reached. New data can be written as long as the hard limit has not been reached.
Once the soft limit is reached, no new data can be added to the file system or directory.
If the soft limit remains exceeded and the grace period expires, no new data may be added to the particular file system or directory.
If the soft limit remains exceeded and the grace period expires, new data may be added to the particular directory. The system will alert the grace period expired.
On a Dell EMC Unity file system asynchronous session, how many system Snapshots, in total, are required to support replication?
1
2
4
8
When can a file system be defined as thin or thick?
Only when creating the file system
Any time after the file system has been created
Only when adding host access to the file system
Only when enabling data reduction on the file system
A storage administrator is tasked with creating a DR solution for block and file storage resources. The company has multiple regional and international sites containing a mix of physical and virtual Dell EMC Unity systems. What are considerations for the storage administrator in creating the DR solution?
Synchronous remote replication should be restricted to within 100 km between sites to keep latency below ms Block storage resources can be replicated synchronously and asynchronously
Asynchronous replication ensures zero data loss the remote replica in disaster conditions Block storage resources can be replicated synchronously and asynchronously
Asynchronous replication over long-distance does not impact latency Asynchronous replication ensures zero data loss to the remote replica in disaster conditions
Synchronous remote replication should be restricted to within 100 km between sites to keep latency below 10 ms File and block storage resources can be replicated synchronously and asynchronously
Fibre Channel access from a server to the Storage Processor can use what pathing options?
Single Path, Multipath, and Alternate path
Single path and Multipath only
Single Path and Alternate path only
Multipath only
A storage administrator is tasked with configuring a density-based Host I/O policy based on the following requirements: Resource Size: 100 GB LUN - Density Limit: 20 IOPS - What is the total IOPS set by this policy?
120
1,200
2,000
2, 100
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?
Two 200 GB SAS Flash 2 drives
Two 400 GB SAS Flash 2 drives
Two 200 GB SAS Flash 3 drives
Two 400 GB SAS Flash 3 drives
What are characteristics of the file system Snapshot Copy operation?
Parent can only be a read-only Snapshot Copy will be a read-only Snapshot Has an independent Retention Policy from the parent
Parent can only be a read only Snapshot Copy will be a read/write Snapshot Inherits the parent Retention Policy
Parent can be a read-only or a read/write Snapshot Copy will be a read/write Snapshot Inherits the parent Retention Policy
Parent can be a read-only or read/write snapshot Copy will be a read-only Snapshot Has an independent Retention Policy from the parent
Observing the SPE Fault LED during initial power up, what colors and time duration does the SPE use to indicate that it is ready for initialization?
Amber for 1 second, then blue for 3 seconds
Blue for 1 second, then green for 3 seconds
Amber for 1 second, then green for 2 seconds
Amber for 3 seconds, then blue for 1 second
A storage administrator needs to shrink their FAST Cache. The current configuration consists of eight 200 GB SAS Flash 2 drives. What is the maximum number of drives that can be removed from FAST Cache through an online shrink operation?
2
4
6
8
How can data at rest Encryption be activated on Dell EMC Unity?
Enable Data at rest Encryption at any time using Unisphere settings > manage Encryption
Enable data at rest Encryption, but only during initial configuration, using Unisphere settings > Manage Encryption
Install data at rest Encryption license at any time using Unisphere Settings > Install License
Install data at rest Encryption, but only during initial configuration
What is the recommended configuration for iSCSI connections to ensure continuous access to the Dell EMC Unity storage system in the event of a failover?
Set up iSCSI interfaces to use VLAN tagging and configure the host to utilize the same VLAN
Set up iSCSI interfaces on the same port of each SP and leverage the host-based multi-pathing software.
Set up iSCSI interfaces on network ports on different SPs that are configured with Fail Safe Networking (FSN)
Set up iSCSI interfaces on network ports that are configured with LACP on the same SP
When creating a new LUN on a Dell EMC Unity array using Unisphere, what is the default setting of the Data Reduction feature?
OFF for thick LUNs and ON for thin LUNs
ON for thick LUNs and OFF for thin LUNs
ON for thick LUNs in an All-Flash pool
OFF for thin LUNs in an All-Flash pool
Which feature can be configured for a Dell EMC Unity file system NFS share?
Protocol Encryption
Host Access Level
Access-Based Enumeration
Branch Cache Enabled
What is a characteristic of the iSCSI interface on Dell EMC Unity storage arrays?
IQNs are associated with an iSCSI interface.
IQN aliases are automatically generated.
Only one iSCSI interface can exist on a physical network port at a time.
A VLAN can only be assigned during the creation of the iSCSI interface.
What is a characteristic of the IP Packet Reflect feature running on a Dell EMC Unity NAS Server?
SP must be rebooted after the feature is enabled on the NAS Server
Outbound packets use the same interface as the inbound packets
Communications initiated by the array do not require route table lookups
Feature can only be enabled when the NAS Server is created via UEMCLI.
A storage administrator notices that all the configured HOST I/O Limits policies are Globally Paused. How can the administrator put these policies into the Active state?
Select the Resume option on the Host I/O Limits Settings page
Select the Resume action for each Host I/O limits policy
Select the Active action for each Host I/O Limits policy
Select the Active option on the Host I/O Limits Settings page
In Unisphere, where can a storage administrator create an asynchronous LUN replication session?
LUN Properties window only
Replication page only
Replication page or the LUN Properties window
LUN Creation wizard or the LUN Properties window
What is a connectivity rule for a host that connects to multiple Dell EMC Unity systems?
Host must connect to all the arrays using a single protocol
Host can connect to different arrays with different protocols
ISCSI protocol is required to connect a host to multiple arrays
CAN connections to host must be used with alternating protocols
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