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H13-611_V4.5 Exam Dumps - HCIA-Storage V4.5

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Question # 73

Which of the following best describes SDN?

A.

Using a software program to manage your network.

B.

The virtualization of network services to achieve better efficiency and scalability.

C.

Decoupling of the data plane and control plane in networks.

D.

Using hardware to manage the network.

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Question # 74

Regarding the description of Huawei OceanStor storage system safe disk, which of the following is correct? (Multiple choice)

A.

When the device is powered off, the safe disk stores the data in the cache to prevent data loss

B.

When an unexpected power failure occurs, the BBU supplies power to the cache and safe disk

C.

Safe disk cannot be used to store user data

D.

Only the first two disks in the controller cabinet are used for safe disks

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Question # 75

In the FC protocol, which of the following layers is responsible for encoding and decoding?

A, FC-0

B, FC-1

C, FC-2

D, FC-3

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Question # 76

OceanStor 5300 V3 is a dual-controller converged storage product, which must ensure the working controller and attribution control of the LUN

The controller is consistent.

A.

TRUE

B.

FALSE

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Question # 77

With the advent of the era of big data, the corresponding storage technology is also undergoing changes.

Is the following statement correct? (Multiple choice)

A.

The file system develops from a local file system to a cluster file system and a distributed file system

B.

Traditional NAS, facing PB-level data, complex volume management and unbalanced system capacity allocation, will result in waste of resources

C.

The mass storage system is characterized by a more complicated file system and more complicated management

D.

Having large-scale expansion capability is the characteristic of mass storage system

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Question # 78

What are the following descriptions of the three iSCSI connection methods?

A.

The connection mode of the Ethernet card + initiator software does not occupy the host resources at all

B.

The hardware TOE network card + initiator software connection method reduces the pressure on the host resources

C.

The iSCSI HBA card completes the TCP/IP protocol conversion without occupying host resources at all

D.

TOE network card completes the conversion of iSCSI packets to TCP/IP packets

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Question # 79

Which of the following descriptions of RAID technology are correct? (Multiple choice)

A.

Not every RAID technology can improve write performance

B.

In RAID 0, multiple hard drives are accessed simultaneously (parallel access), speeding up data access performance

C.

The current RAID technology only uses the parity mechanism to protect the data

D.

The performance of all RAID levels increases linearly with the increase in the number of member disks

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Question # 80

In Huawei RAID 2.0+, is the description about chunck and extent correct?

A.

chunck is the smallest unit for LUN to apply for space from the storage pool and free up space

B.

The extent is the smallest unit for the storage pool to allocate resources from the hard disk domain

C.

chunck is the smallest unit of hot data statistics and migration (data migration granularity)

D.

The extent size of different storage pools can be different, but the extent size in the same storage pool is uniform

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