Question 1

The scale-out storage system supports cabinet-level security. That is, N data blocks and M parity blocks are stored in different cabinets. If M nodes or M disks are faulty, the system can still read and write data without service interruption or data loss. If M cabinets are faulty, services may be interrupted.

Options :

A : TRUE

B : FALSE

Answer: A

Question 2

Which statements are false about software Installation of Huawei OceanStor Pacific series storage systems?

Options :

A :

To install the Distributed Parallel Client (DPC), the switch configuration is required before the installation regardless of whether the low level design (LLD)- or wizard-based installation mode is selected.

B :

To interconnect with FusionCompute during block service installation, storage and compute nodes must be deployed in converged mode, and the management nodes must be deployed in the virtualization environment.

C :

To interconnect with Huawei Cloud Stack during block service installation, storage and compute nodes must be deployed in converged mode, and the management nodes must be deployed in the virtualization environment.

D :

To install the file service in the standard protocol scenario, the switch configuration is not required throughout the entire installation process.

Answer: D

Question 3

A financial customer purchases several Huawel OceanStor Dorado series storage devices for service deployment. During a maintenance process, an engineer needs to use DeviceManager to collect disk health analysis (DHA) logs. Which of the following is not Included in DHA logs?

Options :

A : I/O statistics

B : Routine disk health statistics

C : Device latency statistics

D : Disk life span information

Answer: C

Question 4

Huawei OceanStor Pacific series is an intelligent scale-out storage product that supports large-scale scale-out and delivers high reliability. Which of the following statements are false about the product’s reliability?

Options :

A :

In terms of data reliability, multiple RAID policies are supported based on the traditional disk-level RAID mode.

B :

The product adopts Kunpeng processors to integrate functions of multiple chips and effectively improve hardware reliability.

C :

The product leverages link aggregation to ensure transmission link redundancy and performs link switchover or isolation to ensure service continuity if a link becomes faulty or subhealthy.

D :

The product uses the multi-copy technology to implement the intra-node RAID function. If a node is faulty, the system reliability is not degraded and even remains higher than that of the EC mechanism.

Answer: A,D

Question 5

Huawei OceanStor Pacific series storage systems support the _______ client access mode. This mode allows a single client to connect to multiple storage nodes and supports MPI-I/O access. (Enter an acronym.)

Options :

A : CIFS

B : NFS

C : S3

D : FTP

Answer: B

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