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Code d'Examen: E22-290
Nom d'Examen: EMC (EMC Data Domain Deduplication, Backup and Recovery Exam)
Questions et réponses: 104 Q&As
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NO.1 Why would you increase the MTU size on an EMC Data Domain system?
A.Maximize performance when using 10Gb Ethernet
B.Support Ethernet frames smaller than 1500 bytes
C.Support 1 Gb/s Ethernet frames
D.Maxi mize performance when using 100 Mb/s Fast Ethernet
Answer: A
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NO.2 Which EMC Data Domain technology allows inline deduplication toccur fast and efficientty?
A.SISL scaling architecture
B.Data Domain Data Invulnerability Architecture
C.DDBoost
D.SATA
Answer: A
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NO.3 When using link aggregation across Ethernet ports on an EMC Data Domain system.which OSllayers
provide load balancing by use of the IP layer?
A.1 and3
B.1 and4
C.2and3
D.3and4
Answer: D
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NO.4 A customer is implementing an EMC Data Domain system over CIFS using Symantec NetBackup.How
would the Data Domain system be configured on the backup server?
A.adv_file device
B.Jukebox
C.Storage unit
D.Backup-to-diskfolder
Answer: C
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NO.5 A customer has an IBM Tivoli Storage Manager (TSM) environment with multiple EMC Data Domain
systems.Backups are stored on Data Domain system A and replicated to Data Domain system B.The
Tape Library contains a copy pool
Based on the exhibit, how many copies of the data must the TSM server database track at the primary
site?
A.1
B.2
C.3
D.4
Answer: B
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NO.6 A customer has enabled CIFS and configured the CIFS shares on an EMC Data Domain system to
allow access through a Symantec NetBackup Media Server.What is a step that must be done on the
Media Server tenable read/write access tthe shared directory and configure the devices?
A.Configure a NetBackup disk pool to be used by the NetBackup devices
B.Enable the DD Boost plugin on the NetBackup Media Server
C.Create a mapped network drive that reconnects when the NetBackup service is started
D.Confi gure the NetBackup servi ces tstart as a user that has access tthe share
Answer: D
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NO.7 What is a benefit of snapshots on an EMC Data Domain system?
A.Requires ndisk space to store
B.Provides NDMP backups ta remote site
C.Included with the replication license
D.Provides data restoration from a specific point in time for deleted data
Answer: D
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NO.8 What does the term "compression factor" refer tin the exhibit?
A.Aggregate data reduction ratio
B.Data sent tthe EMC Data Domain system
C.Space used after compression
D.Total available space remaining
Answer: A
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NO.9 An organization currentvwites backups tan EMC Data Domain system and then creates encrypted
copies of their backups on tapes.These tapes are then shipped ta thi rd-party offsite vault
They are now planning tdeploy a second Data Domain system to a secure data center at their corporate
headquarters as a replication target treplace the use of the offsite tapes The twsites are connected
through the Internet
Where should encryption be applied on the Data Domain systems tensure a similar level of data security
as achieved by their current process?
A.Encrypt the data at rest
B.Encrypt the replication context
C.Encrypt the data at rest and the replication context
D.Encryption is not required
Answer: B
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NO.10 An EMC Data Domain customer has setup a DVTL for their backup software.They created slots, drives,
and tapes.The backup software shows the tape drives and the robot, but not the tapes
Which step was missed on the Data Domain system?
A.Tape labels are not defined
B.Configure Fibre Channel LUN masking
C.Incorrect media type is defined
D.Import the virtuel tapes in the VTL
Answer: D
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NO.11 A customer is attempting tcreate a read-only copy of their backup data on an EMC Data Domain system
tachieve additional protection.Which Data Domain system feature would accomplish this requirement?
A.Snapshot
B.Data Invulnerability Architecture
C.Fastcopy
D.Retention Lock
Answer: A
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NO.12 A customer is currently using an EMC Data Domain system with VTL configured over Fibre
Channel.They have a requirement tarchive to tape Which process is used to transport data to tape?
A.Use the tape export function on the Data Domain system
B.Use the backup software to move backup data to tape
C.Use the Enterprise Manager on the Data Domain system
D.Use the VTL intertace to eject tapes to ptrysical tapes
Answer: B
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NO.13 A customer has a backup environment with an EMC Data Domain system usinq DD Boost as Illustrated In
the exhibit.Distributed Segment Processing IS enabled
Which component segments the data in the deduplication process?
A.LAN Clients
B.Backup Server
C.Data Domain system A
D.Data Domain system B
Answer: B
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NO.14 What is the default behavior for messages log files in an EMC Data Domain system?
A.Every day at 06:00 a new log file is opened and the previous log file is deleted
B.Every Sunday at 03:00 a new log file is opened and the previous log file is deleted
C.Every Sunday at 03:00 a new log file is opened and the previous log file is renamed
D.Every day at 06:00 a new log file is opened and the previous log file is renamed
Answer: C
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NO.15 A customer is implementing an EMC Data Domain system in their EMC NetWorker environment using
CIFS as illustrated in the exhibit A CIFS share named "bkp001" has been created on the Data Domain
system
How should the backup device be configured in NetWorker?
A.rd=sn_A\\dd01\bkp001
B.\\dd01\bkp001
C.rd=ddOl/bkp001
D.rd=server_A\\dd01\bkp001
Answer: A
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