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Replication Solutions for the HP StorageWorks EVA

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Replication Solutions for the HP StorageWorks EVA

HP0-728
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HP0-728

80 Q&A 2008-09-01 $ 89

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HP0-728:下载HP0-728考试题库演示部分(PDF格式)HP0-728下載

HP0-728题库部分演示(DEMO)

1.Which events can you see in the Replication Solutions Manager?
A.only events that are related to DR groups
B.only the Continuous Access specific events
C.only events that are related to managed sets
D.all EVA events for the subsystems that are part of the Continuous Access environment
Correct:D
2.Replication Solutions Manager receives Continuous Access event information directly from _____.
A.HSV controllers
B.Command View EVA
C.Systems Insight Manager
D.Storage Management Server Notification Utility
Correct:A
3.Which three would result in a Replication Solutions Manager event? (Choose three.)
A.Vdisk failure
B.job completion
C.disk group created
D.transitioned to logging state
Correct:A B D
4.Which two statements about Business Copy (BC) are true? (Choose two.)
A.BC is limited to 16 EVA storage systems.
B.BC supports an unlimited number of storage systems.
C.BC supports up to 25 servers running the BC host agent.
D.BC supports an unlimited number of servers running the BC host agent.
Correct:A D
5.To be a Business Copy (BC) server, the Storage Management Appliance MUST have which three installed? (Choose three.)
A.BC server software
B.Command View EVA
C.SAN connection to a host
D.SAN connection to a HSV storage subsystem
Correct:A B D
6.Where is the Business Copy (BC) server component installed in the diagram?

A.storage array
B.host (Node 2)
C.desktop with web browser
D.Storage Management Appliance (Node 1)
Correct:D
7.You are creating a DR group for a database. Which disk group is used for the write history log for the database DR group?
A.an empty disk group with 2 TB of space
B.a new disk group will get created for the log disk
C.3 TB database disk group with 1 TB of free space
D.5 TB windows disk group with 2 TB of occupied space
Correct:D
8.A site loses intersite links for an extended period of time. When the links come back, all DR groups are merging. This causes a significant host performance issue. What are two recommended procedures used to enhance host I/O performance? (Choose two.)
A.detach some copy sets
B.issue a suspend command against some of the less critical copy sets
C.issue a suspend command against some of the less critical DR Groups
D.issue a suspend command against some of the less critical managed sets
Correct:C D
9.Why does HP recommend synchronous replication mode over asynchronous replication mode?
A.Synchronous replication mode saturates at a lower rate.
B.Synchronous replication mode provides better data protection.
C.Write order is not assured using asynchronous replication mode.
D.Synchronous replication mode responds faster when the I/O rate is below saturation.
Correct:B
10.Which two are valid Continuous Access EVA commands? (Choose two.)
A.failover
B.failback
C.failsafe mode enable
D.failsafe-locked enable
Correct:A C
11.Click the Task button. Place the steps in the proper order to activate the Standby Storage Management Server.

Correct:
Green choice4---->Yellow Choice1
Green choice3---->Yellow Choice2
Green choice3---->Yellow Choice3
Green choice2---->Yellow Choice4
12.A customer has an Oracle database. The Oracle redo log disk and data disk are part of the same DR group, which has failsafe mode enabled. The Oracle redo log disk on the destination fails. What happens?
A.All future host I/Os are written to the log.
B.The Vdisk in the DR group no longer accepts host I/O.
C.The destination is automatically marked for a full copy.
D.Failsafe mode is disabled and I/O operations are resumed.
Correct:B
13.A customer has a high availability Continuous Access EVA environment. All DR groups are set to failsafe mode enabled. The source site array has a hardware failure and all DR groups are failed over to the destination site. The hardware failure is then fixed. Which two commands need to be set to restore normal operations at the source site? (Choose two.)
A.failover
B.failback
C.resume
D.suspend
E.failsafe mode enable
Correct:A E
14.The destination controller pair fails. All DR groups are set to failsafe mode enabled. The customer needs application usage immediately. What needs to be done?
A.perform a DR failover
B.disable failsafe mode
C.perform a resume operation
D.Nothing is required, as storage is accessible.
Correct:B
15.A customer plans for an extended power outage at their source site. All DR groups are set to failsafe mode enabled. The customer needs application usage at the remote site. What needs to be done? (Choose two.)
A.perform a DR group failover
B.disable failsafe mode
C.perform a resume operation
D.Nothing is required, as storage is accessible.
Correct:A B
16.One of two intersite links fails on a Continuous Access EVA high availability configuration. Which two statements are true? (Choose two.)
A.I/O operations transfer from one fabric to the other.
B.If failsafe is enabled, then host I/O operations will stop.
C.Replication Solutions Manager will report a broken connection.
D.All DR groups on the affected path will fail over to other controllers.
Correct:A C
17.Which array receives the Continuous Access failover command?
A.the source array only
B.the destination array only
C.both the source and destination arrays
D.neither the destination, nor the source arrays
Correct:B
18.Which Continuous Access term describes this graphic?

A.failsafe lock
B.managed set
C.failback process
D.synchronous mode
E.asynchronous mode
Correct:E
19.What occurs during the merging state of a DR group?
A.Initial copy from source to destination is in progress.
B.Source Vdisk is fully copied to the destination Vdisk.
C.Data and group sequence number is written to the log disk.
D.Writes are written in sequence to the destination Vdisk from the log.
Correct:D
20.For the Continuous Access EVA, which two statements are true for DR group normal mode? (Choose two.)
A.It assures best performance.
B.It ensures the highest data integrity.
C.It is the default mode for a DR group.
D.It stops I/O if the destination is unavailable.
E.It is also referred to as failsafe-disabled mode.
Correct:C E
21.What occurs during normalization of a DR group?
A.The destination Vdisk is updated with data from the log file.
B.The data and group sequence number is written to the log disk.
C.The initial copy from the source Vdisk to the destination Vdisk is in progress.
D.Only the current host I/O to the source Vdisk is copied to the destination Vdisk.
Correct:C
22.Which statement is true about Continuous Access EVA DR group normal mode?
A.It provides guaranteed uptime.
B.It has the highest level of data integrity.
C.Host I/O continues if the destination Vdisk is not operational.
D.An exact copy of data is always available at the destination Vdisk.
Correct:C
23.When a copy set enters failsafe-locked, which statement is true?
A.Logging starts.
B.Host I/O fails to the source Vdisk.
C.A merge operation starts automatically when the link is restored.
D.Host I/O continues to the source Vdisk, but not the destination Vdisk.
Correct:B
24.On Continuous Access EVA, which replicated Vdisks can you take snapshots of?
A.only the source site
B.only the destination site
C.both the source and destination sites
D.either the source or the destination site, but not both
Correct:D
25.Which two statements are true for merging? (Choose two.)
A.Host I/O's go to the log.
B.Merge I/O's have priority over host I/O's.
C.Host I/O's have priority over merge I/O's.
D.The initial copy from source to destination is in progress.
E.Vdisks at both the source and destination have synchronized.
Correct:A B
26.What is the resume command used to do?
A.resume host I/O after a suspend command is issued
B.starts a merge operation after a suspend command is issued
C.starts a logging operation after a suspend command is issued
D.starts a normalization process after a loss of access to the destination
Correct:B
27.Where do you set asynchronous mode for a copy set?
A.on the EVA
B.on the copy set
C.on the DR group
D.on the managed set
Correct:C
28.The log disk collects host writes for _____.
A.source Vdisks
B.managed sets
C.entire copy set
D.destination Vdisks
Correct:D
29.To which structure is a log disk assigned?
A.Vdisk
B.copy set
C.DR group
D.managed set
Correct:C
30.What are three characteristics of the suspend command? (Choose three.)
A.initiates logging
B.cannot be used in failsafe mode
C.is set on the source system only
D.stops host I/O to source and destination Vdisks
E.is set on either the source or destination system
Correct:A B C

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