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Huawei certification H13-612-ENU real exam questions

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Share some HCNA H13-612-ENU exam questions and answers below.
Which of the following description about Huawei RAID 2.0+ technology is correct?
A. Each storage layer hard drive type in the hard disk domain is the same
B. hard disk space is divided into fixed-size pieces
C. Users can respectively set "RAID policy" for each of the storage layer in the storage pool
D. grain as the smallest particle of data migration and basic units of ThickLUN composition
Answer: ABC

In Huawei Oceanstor v3 storage system, about the distinction between ThickLUN and thinLUN, which of the following descriptions are correct? (Multiple choice)
A. when ThickLUN creates, allocate storage capacity
B. when ThinLUN create, by default does not allocate storage capacity, only when there is data written then can allocate storage capacity
C. ThinLUN is more flexible than ThickLUN, when the big IO sequentially read and write, then the performance can be better
D. ThinLUN makes the entire storage space utilization much higher.
Answer: AD

Which of the following is the Hadoop distributed file system?
A. HDFS
B. Hbase
C. Mapreduce
D. MPP-DB
Answer: A

Oceanstor V3 control box has BBU module, can in the case of sudden outage, sustainable power supply for the control box, make sure that the storage system write data in the Cache to safe dish, avoid data loss
A. TRUE
B. FALSE
Answer: A

In the device Manager of Huawei Oceanstor V3 , when selecting RAID strategy, which description is correct?
A. When selecting RAID5, you can choose RAID policy of 5D + 1P
B. When selecting RAID5, you can choose RAID policy of 4D + 1P
C. When selecting RAID5, you can choose RAID policy of 8D + 1P
D. When selecting RAID6, you can choose RAID policy of 4D + 2P
Answer: BCD

In SUSE Linux 10 system, through rpm -qa|grep open-iscsi commands, you can check whether in the system has been installed iSCSI rpm package.
A. TRUE
B. FALSE
Answer: A

In a high business continuity system, RPO and RTO value should have features of :
A.RPO higher, RTO lower
B.RPO lower, RTO higher
C.RPO and RTO are lower
D.RPO and RTO are higher
Answer: C

About Huawei Oceanstor V3 storage dynamic hierarchical storage technology, Which of the following description is not correct?
A. smart Tier calculate and analyze data activity , to determine the active level of data
B. smart Tier according to the different activity level of data, automatically and dynamically move data to a different performance storage medium
C. smart tier data movement based on the configuration of data migration strategy
D. smart tier features of data statistics, analysis and data migration will affect the business continuity and data availability
Answer: D

About pre-copy description, which is not correct?
A. Pre-copy is to copy data from the expiring of the members to the hot spare disk on the process
B. the data that will be pre-copied must be calculated and reconstruction
C. pre-copy greatly reduces the risk of data loss
D. Pre-copy requires hot spare disk
Answer: B

Reasure Code redundancy technology is a superset of RAID technology, compared with traditional RAID technology, Reasure Code provides better flexibility.
A. TRUE
B. FALSE
Answer: A

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