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If a disk is faulty, what is the process of recovering data on the faulty disk?

A.

Replication

B.

Compression

C.

Reconstruction

D.

Deduplication

In Huawei storage systems, which feature can be used to periodically detect and migrate hot data from the capacity tier to the high-performance tier?

A.

SmartQuota

B.

SmartMigration

C.

SmartMotion

D.

SmartTier

An enterprise needs to purchase backup media for data backup. To inherit the enterprise’s original tape backup architecture and strategy, it is necessary to mention

High backup speed. What kind of backup media did this enterprise purchase?

A.

Disk array

B.

Virtual tape library

C.

tape library

D.

CD Tower

Which of the following is not one of the working principles of QoS?

A.

I/O Priority Scheduling.

B.

I/O Performance Assurance.

C.

I/O Flow Control

D.

I/O Latency Burst.

Which of the following cannot be configured with a quota?

A.

User

B.

User Group.

C.

Volume

D.

Directory.

Statement 1: Multipathing is caused by adding redundant hardware.

Statement 2: Huawei offers a different version of Ultra Path for different operating systems.

A.

Statements 1 and 2 are both true.

B.

Statement 1 is true and statement 2 is false.

C.

Statement 1 is false and statement 2 is true.

D.

Both statements 1 and 2 are false.

The restore time objective (RTO) specifies the time needed to recover the data and servers after after a disaster has occured,

A.

TRUE

B.

FALSE

You need to manually set free disks as hot spare disks in a HUAWEI OceanStor storage system when you use RAID 2.0+.

A.

TRUE

B.

FALSE

What are the advantages of SSDs over HDDs?

(Multiple Choice)

A.

Larger capacity

B.

Faster read/write speed for random access

C.

Better environmental adaptability

D.

Longer service life

Huawei OceanStor series storage system hardware includes controller enclosures and disk enclosures. Which of the following statements about controller enclosures are correct?

A.

When the external power supply fails, BBU modules provide backup power for all disks.

B.

If BBUs become faulty, the service system will be interrupted.

C.

When the external power supply fails, BBUs can supply power to enable data synchronization from the cache to disks in disk enclosures

D.

When the power input is normal, BBUs are in the standby state.

Which module is not in the disk enclosure of a storage device?

A.

Fan module

B.

Power module

C.

Expansion module

D.

BBU module

Cloud computing business models are: (multiple choices)

A.

IaaS

B.

PaaS

C.

SaaS

D.

MaaS

What is NOT a parameter used to identify a hard disk?

A.

Block size

B.

Bandwidth

C.

Rotations per minute

D.

Latency

Currently all OceanStor V3 devices support SAS at 12 Gb/s.

A.

TRUE

B.

FALSE

Select the correct statements that describes the properties of Distributed Object Storage

Architecture.

(Multiple Choice)

A.

Metadata servers manages the access requests.

B.

Does not support x86 servers.

C.

Clients can pinpoint the location of targeted data without metadata servers,

D.

Multi node concurrent I/O connection.