Share some HCNA H13-612-ENU exam questions and answers below.
About DAS features, which of the following description is correct? (Multiple Choice)
A The port number that can connect to the host is limited.
B. when maintaining internal DAS, the system needs to lower electricity
C. If the storage space is tight, DAS can share storage resources process' DAS's rest space
D. when multiple hosts connect DAS, can provide different level service.
Answer: AB
Which of the following options are not the necessary components of FC SAN environment ? (multiple choice)
A. storage device
B. FC switch
C. FC HBA
D. Windows operating system
Answer: AD
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
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 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
A device can have only one WWPN, but can have multiple WWNN.
A. TRUE
B. FALSE
Answer: B
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, a LUN can create multiple snapshots, but only a snapshot in active state.
A. TRUE
B. FALSE
Answer: B
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