The customer has a third-party storage system and wants to build a local high-availability solution for the storage system, and plans to purchase OceanStor 5600 V3 And only purchase the HyperMirror license, this plan:
A. Feasible, the conditions meet the local high availability requirements.
B. Not feasible, HyperMirror needs to combine SmartVirntualization features to achieve local high availability of heterogeneous storage systems.
C. Not feasible, HyperMirror needs to combine HyperCopi features to achieve local high availability of heterogeneous storage systems.
D. Not feasible, HyperMirror needs to combine HyperClone features to achieve local high availability of heterogeneous storage systems.
The following is an incorrect description of the principle of data deduplication technology, which is the single choice?
A. For the data that needs to be stored, perform a hash comparison with the data block as the unit.
B. The stored data block is no longer stored, and no processing is required, for example, no additional index is required.
C. The same data block is physically stored only once.
D. Through the index, you can see the complete logical view of the data.
What professional storage value-added features does the HDFS interface provide for Hadoop business? (multiple choice)
A. Remote replication
B. Snapshot
C. NDMP backup
D. HtyperMetro
What professional storage value-added features does the HDFS interface provide for Hadoop business? (multiple choice)
A. Remote replication
B. Snapshot
C. NDMP backup
D. HtyperMetro
Huawei's HypeMetro active-active disaster recovery supports heterogeneous storage, so a single third-party storage certified by Huawei is used to form active-active through HypeMetro.
A. True
B. False
Single-choice Oceanstor 9000's wiselink and smartconnecet technologies are different, which one of the following?
A. Domain name resolution function
B. Domain name design and zone management
C. Reabance function l
D. IP filver function between nodes
Which is the wrong description about the synchronous remote replication of the OceanStor V3 storage array?
A. After the master and slave LUN write I/O are successful, the master array returns the write I/O success to the host.
B. The master array writes I/O write data to the master LUN and sends it to the slave LUN.
C. The impact of synchronous remote replication on the host's write IO performance has nothing to do with the distance between the master and slave sites.
D. Synchronous remote replication can support one master LUN to simultaneously replicate to two slave LUNs.
Colleagues customized Huawei's primary and backup disaster recovery solutions for customers. Customers have already selected one set of OceanStor 2600TV2 and one set of third.
In the storage system of the third party, the two sets of equipment are placed in two data centers to implement the main and backup disaster recovery. This solution:
A. Not feasible. Huawei's active and standby disaster recovery solution requires at least a storage system of OceanStor5600 V3 and above to be realized.
B. Feasible, Huawei's active and standby disaster recovery solution can support the connection of OceanStor 2600T V2 equipment and third-party arrays.
C. Not feasible. Huawei's active and standby disaster recovery solution requires at least one OceanStor V3 storage system to be implemented.
Single-choice Which of the following options does not belong to the software module included in Huawei's Oceanstor 9000 product?
A. OceanStor DFS
B. vcs
C. Wushan SQL
D. Fusonsight Hadoop
Which of the following descriptions of InfoRevive are correct:
A. The InfoRevive feature provided by OceanStor9000 supports video monitoring when the faulty node/disk exceeds the upper limit of redundancy. The continuous type of control business has no effect.
B. After the read fault-tolerant mode is turned on, when a fault occurs in the system and exceeds the configured redundancy upper limit, the number of all damaged video files can be rescued and read according to.
C. After the read and write fault tolerance mode is turned on, when a fault occurs in the system and exceeds the configured redundancy upper limit, a certain percentage of the damaged ones can be rescued and read Video file data, and can continue to write to the file.
D. The InfoRevive feature is not only applied to video surveillance scenarios, but also to other media industry such as TV stations.
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