2017年12月6日星期三

HCNA-Storage-BSSN H13-612-ENU dumps

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Share some HCNA H13-612-ENU exam questions and answers below.
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

The following Huawei storage products, which one is the all flash storage? 
A. Oceanstor 9000 
B. Oceanstor S2600T 
C. Oceanstor Dorado 2100 
D. OCeanstor S6800 V3 
Answer: C

In the following description, what are the functions of NAS engine features? (Multiple choice) 
A. provides an interface to realize file sharing 
B. provide an interface to connect to the storage system 
C. provides hardware platform to run NAS software 
D. providing a large storage space 
Answer: AC

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 hard disk domain can contain only one type of disk. 
A. TRUE 
B. FALSE 
Answer: B

In the following different types of SSD disks, whose unit capacity price is lowest?  
A. SLC 
B. eMLC 
C. cMLC 
D. TLC 
Answer: D

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

About Huawei 2.0+ advantage, Which description is correct? (Multiple choice) 
A. data on the hard disk storage pools automatically load balancing, avoiding hard disk uneven cold and heat, thus reducing the failure rate of storage system as a whole 
B. overcome the target disk (hot standby) performance bottlenecks of traditional RAID reconstruction , making the reconstructed data stream write bandwidth is no longer a bottleneck of reconstructed speed, thereby greatly enhancing the reconstruction speed and reduces the double disk failure probability, enhance the reliability of the storage system 
C. There is no writing punishment in RAID2.0+ , overcome the impact of writing punishment to LUN writing performance of RAID5 and RAID6 level in the traditional RAID technology ,lead to a single LUN performance improved dramatically. 
D. data on a single LUN distributed to many different hard disk, to avoid the hard disk hotspot, lead to a single LUN performance and capacity has been increased dramatically. 
Answer: ABD

When Oceanstor 5300 V3 control box extend from 2 control to 4 control, can be used directly connected network, also can be used in a switch network 
A. TRUE 
B. FALSE 
Answer: A

In Huawei Oceanstor V3 storage system, if a hard disk domain performance layer has 50 pieces of SAS hard disk with same parameters, and hot standby strategy is high, then how many pieces of SAS hard disk capacity does the system will reserve for that layer to do hot standby space ? 
A. 2 pieces of hard disk 
B. 3 pieces of hard disk 
C. 4 pieces of hard disk 
D. 5 pieces of hard disk 
Answer: C


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