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WorksheetsUnity Solutions Specialist v.1
Total questions: 69
Worksheet time: 35mins
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
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
Which feature is supported on a UnityVSA operating environment?
Asynchronous Replication
MCC Write Caching
Quick Start Pool Provisioning
Data at Rest Encryption
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 CHAPsecret
Create Global CHAP secret
Enter CHAP username and secret
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 PerformanceSAS: Performance
Flash: PerformanceSAS: Capacity
Flash: Extreme PerformanceSAS: Capacity
Flash: CapacitySAS: Performance
What describes the LUN Snapshot Copy operation?
Parent cannot be a snapshot copyCan only copy a detached snapshotHas an independent Retention Policy from the parent
Parent can be a snapshot copyCan only copy a detached snapshotHas an independent Retention Policy from the parent
Parent can be a snapshot copyCan copy an attached or detached snapshotInherits the parent Snapshot Retention Policy
Parent cannot be a snapshot copyCan copy an attached or detached snapshotInherits the parent SnapshotRetention Policy
Which technology is used by Unity Snapshots?
Copy on First Write
Inline Deduplication
Redirect on Write
Block Compression
What is the correct sequence of steps taken by the storage array when an AC power failure is detected?
Array is powered down = SP reset and goes into Low Power mode
BIOS loads the PMP firmware = Power is switched to the BBY and SPs are reset
SP reser and goes into Low Power mode = BIOS lads PMP firmware
Power is switched to the BBU and Sos are reset = SP Cache dirty pages are written to flash
SP Cache dirty pages are written to flash = Array is powered down
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
replication session for only the NAS server
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
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
When configuring asynchronous remote replication, how many internal Unity Snapshots are configured and utilized on the source system by a single replication session?
1
2
3
4
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
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 Unity to a primary host.
Create asnapshot of the LUNConfigure LUN access for the secondary hostAttach the snapshot to the secondary host
Create a snapshot of the LUNConfigure snapshot access to the LUN for the secondary hostAttach the snapshot to the secondary host
Create a Synchronous Replication session for the LUNConfigure access to the replica LUN for the secondary hostAttach the secondary host
Create an Asynchronous Replication on session for the LUNConfigure access to the replica LUNfor the secondary hostAttach the secondary host
On which systems is Quality of Service available?
Physical Unity systems only
UnityVSA systemsonly
Physical Unity and UnityVSA systems
All Flash Unity systems only
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
Which UnityVSA user interface allows advanced users to create scripts for automating routine tasks?
Unisphere Central
UEMCLI
SP Console
Unisphere GUI
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
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
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
What is the maximum number of LUNs in a Consistency Group?
25
50
75
100
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
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
What is the minimum and maximum recovery point objectives (RPO) configurable when using Unity native asynchronous replication?
Minimum= 5 minutesMaximum= 24 hours
Minimum= 5 minutesMaximum= 48 hours
Minimum= 1 minuteMaximum= 24 hours
Minimum= 1 minuteMaximum= 48 hours
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.
SAN Copy Push
VPLEX
Host-Based LVM
RecoverPoint
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 timethe license is applied
A system administrator experienced a power failure in their environment. To which device will cache de-stage?
M.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 keepthe data alive in cache
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
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
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
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
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.
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 isavailable from the newest snapshot, all others are unavailable
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 treesupports 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.
What is the maximum number of LUN snapshots that are supported by Unity?
16
96
256
512
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
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
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
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 SerialID
DNS Host Name
System’s UUID
What is an advantage for selecting Centralized ESRS over Integrated ESRS?
External virtualmachine is not required
WAN compression is not required to Unity systems
CHAP security is not required between Unity systems
Internet connectivity is not required for every Unity system
In UnityVSA, what is the maximum storage capacity offered by the VVOLs license?
4TB
10TB
25TB
50TB
A system administrator receives a warning that their DPE I/O Module has a fault. In this situation, which type of replacement is required?
Hot-pluggable CRU
Non-Hot-pluggable FRU
Hot-pluggable FRU
Non-Hot-pluggable CRU
Which UnityVSA storage resource can be configured with Host I/O limits?
NAS Server
Pool
File System
LUN
Which option can be enabled in the Advanced tab of the SMB Share Properties window?
SharedVHDX
Controller-Based Encryption
SMB Direct
Protocol Encryption
Which UnityVSA configuration can be performed using the Unisphere Initial Configuration wizard?
Register host iSCSI initiators
Configure Link Aggregation
Register host HBA WWNs
Add iSCSI network interfaces
A system administrator wants to configure asynchronous replication on their Unity system. What is required before creating a replication session?
A Fibre Channel connection configured between the remote systems.A configured replication connectionbetween the remote systems.
A Sync Replication Management Port configured on each system.A Fibre Channel connection configured between the remote systems.A configured replication connection between the remote systems.
An IP-basedreplication interface on the same network as the destination system’s replication interface.A configured replication connection between the remote systems.
A Sync Replication Management Port configured on each system.An IP-based replicationinterface on the same network as the destination system’s interface.A configured replication connection between the remote systems.
How long before a license expires will UnityVSA send the first alert warning?
3 days
7 days
15 days
1 month
What is the minimum memory requirement for a host running VMware ESXi 6.0 to support the deployment of a UnityVSA system?
8 GB
12 GB
16 GB
18 GB
A storage administrator wants to create a series of daily snapshots for an existing critical LUN. How can the snapshots be created?
Snapshot schedules can only be configured within the LUN Creation wizard
From the Pool Properties page, configure the Snapshot schedule
Only manually taken snapshots are supported on existing LUNs
From the LUN Properties page, configure the Snapshot schedule
Which operation can be performed from the FAST VP settings section in the Unisphere Settings window?
Enable scheduled data relocation at the pool level
Exclude pool from the data relocation schedule
Enable scheduled data relocation at the system level
View the data relocation progress between tiers
Through which protocols are backend storage provisioned to the ESXi host when deploying a UnityVSA system?
iSCSI, SMB, and NFS
iSCSI and NFS only
FC, iSCSI, and NFS
FC and iSCSI only
Where do the D@RE encryption/decryption functions occur in the Unity storage system?
Host I/O Modules
Storage Processor Cache
SAS I/O Module
Self-encrypting drives
A system administrator is browsing their local management station for a Unity license file. Which file extension is used for Unity license files?
.lic
.rsa
.lin
.cer
Based on the exhibit, which port can provide either Fibre Channel or Ethernet connectivity for host access?
A
B
C
D
A storage administrator wants to add as asynchronous replication session to a pair of Unity systems with an existing synchronous replication session that is operating correctly. Which configuration steps are needed?
Create Replication interfaces on both systems.Modify the Replication Connection Mode.Run a ReplicationConnection Verify and Update operation.
Create Replication Interfaces on the source system.Modify the Mode for Replication Connection.Perform a manual Sync operation on the Asynchronous session.
Create Replication Interfaces on destinationsystem.Establish FC connectivity using the Synchronous FC Ports of each system.Perform a manual Sync operation on the Asynchronous session.
Create Replication Interfaces on both systems.Establish FC connectivity using the SynchronousFC Ports of each system.Run a Verify and Update operation for the Replication Connection
Which Unity feature benefits oracle OLTP environments by improving storage utilization?
4 block formatting
Increased SP Cache size
Automatic storage tiering
VVOLS
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?
Java SE version
Ethernet adapter flow control
Network Access Filter Driver
Host firewall services
A Unity 400 system has Data at Rest Encryption licensed and enabled. Which operation(s) must be performed from the Unisphere Settings window to ensure the system is still operational after SP replacements?
Download Audit Log
Download Checksum
Backup Keystore File
Download Audit Log and Checksum
When a storage resource has a snapshot taken of it, where are writes to the storage resource written?
New space allocated from the storage resource parent pool
New space allocated in 256 MB stripes from FAST Cache
Existing space of the storage resource
Existing space from the Reserves LUN Pool
When the LUN Snapshot Attach to Host operation is performed, what does the Unity system optionally do before beginning the attach process?
Creates a snapshot of the LUN
Detaches the host from the snapshots of any other LUN
Createsa copy of the snapshot
Deletes all other existing snapshots of the LUN
Which Directory Services can be configured in the Unisphere Settings window?
LDAP
NIS
NIS
Active Directory
A Unity storage system is installed with 10 Gb optical SFPs in CNA ports 4 and 5 of both Storage Processors. The storage administrator has had a request from a user to connect to the storage system through Fibre Channel.
Configure all CNA ports for 16Gb Fibre Channel
Configure CNA port 4 of SPA and SPB as 10Gb opticalConfigure CNA port 5 of SPA and SPB as 16 Gb Fibre Channel
Configure CNA port 4 and 5 of SPA as 10 Gb opticalConfigure CNA ports 4 and 5 of SPB as 16 Gb Fibre Channel
CNA ports cannot be reconfigured once they are committed
In UnityVSA, which license(s) is able to extend the storage capacity from 25 TB to 50 TB with an upgrade path license?
Professional only
Professional and VVOLS
VVOLS only
Community
When defining which resources on the destination system the replicated item will use for an asynchronous session, which settings must be provided?
Replication Mode, RPO, and ReplicateTo
Name, Pool, and Storage Processor
Ethernet Port, Subnet/Prefix Length, and Gateway
Management IP Address, User Name, and Password
What is one method that is used to verify an ESRS configuration?
Proxy server authentication
RSA authentication
Trigger an SNMP trap test
Send an e-mail verification
A file system is 1 TB in size and contains 250 GB of data. The file system is not fully allocated and only 450 GB of pool storage is in use. The user wants to reduce the file system to 300 GB.
How much space is returned to the storage pool?
150 GB
450 GB
700 GB
750 GB
In order to replace a faulty component, a service provider has placed one of the Unity Storage Processors into Service mode. Once the component is replaced, how is the Storage Processor brought back into Normal mode?
Exit the Service Mode task
Reboot the Storage Processor
Reboot the storage system
Restart the Management software
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?
Enable SSH on the storage system
Set the Unisphere preferences to “Optimize” for remote access
Specify the SMTP configuration
Specify the Remote Logging configuration
How long will a Copy Back operation take when a hot spare is invoked?
Pro-Active hot spare does not use a Copy Back operation
Copy Back time depends on the RAID type
Copy Back time depends on the disk capacity
Copy Back time depends on the disk type
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 was set to “automatic”.
What additional security information must be specified in the Unisphere Settings window to enable communication with Unisphere Central?
Unisphere Central IP address and login credentials
Unisphere Central IP address and Central Hash
Unisphere Central Hash and login credentials
Unisphere Central Hash and challenge phrase
