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The server with Linux operating system installed accesses the disk array based on the RAID 5 strategy.

The order is:

A.

File system->Application system->Volume->I/O subsystem->RAID controller->Disk

B.

Application System->File System->Volume->I/O Subsystem->RAID Controller->Disk

C.

Application system->File system->I/O subsystem->Volume->RAID controller->Disk

D、Application system->File system->Volume->RAID controller->I/O subsystem->Disk

Which of the following is the correct configuration process for HUAWEI OceanStor storage system?

A.

Create storage pool -> create LUN -> add mapping

B.

Create storage pool -> add mapping -> create LUN

C.

Create LUN->Create storage pool->Add mapping

D.

Create LUN->Add Mapping->Create Storage Pool

If an enterprise is backing up data, the data flow does not go through the production server, but through an independent network

Transmission, what kind of backup network is used for this kind of backup?

A.

LAN-Base

B.

LAN-Free

C.

Server-Free

D.

NDMP

Hybrid cloud is a solution that uses both private and public clouds.

A.

TRUE

B.

FALSE

The following storage functions can provide customers with data disaster recovery functions: (multiple choice)

A, snapshot

B. Cache prefetch

C, remote replication

D. Hierarchical storage

The SmartTier intelligent data grading feature requires three types of hard drives in the storage pool.

A.

TRUE

B.

FALSE

Xiao Wang, an employee of a small business, accessed the CIFS protocol on a Linux application server supported by his company's storage system

Ask about shared files.

A.

TRUE

B.

FALSE

The following description about the characteristics of the LAN-BASED backup method is incorrect:

A.

The instruction flow passes through the LAN network, the data flow does not pass through the LAN network

B.

The backup proxy will affect the performance of the application server

C.

Backup data is based on LAN, which affects network performance

D.

The backup business needs to be maintained separately, increasing the difficulty of management and maintenance

In the LAN-Base networking, both the service flow and the data flow take the LAN network, and occupy a large bandwidth.

A.

TRUE

B.

FALSE

When deploying random small IO-based database services on storage, which RAID type should be appropriate? for

what?

A.

RAID 10, no write penalty

B.

RAID 5, no write penalty

C.

RAID 10, no read penalty

D.

RAID 5, no read penalty

SmartKit is an O&M tool that integrates cloud computing, server, and storage. It cannot be used to monitor third-party devices.

A.

True

B.

False

As the new storage administrator, you are tasked with the procurement of a new batch of SSD drives to replace the older drives that has reached the end of life. You have the option of SLC, MLC and TLC SSD. Which of the following will be your choice with a limited budget and medium level of reliability concerns? (Select All that Apply)

A.

Purchasing all SLC SSD drives for maximum savings on cost regardless of reliability.

B.

Purchasing all TLC SSD drives for the storage system for the best reliability and performance.

C.

Purchasing the MLC SSD if within budget range for core applications and services for better performance and reliability.

D.

Purchasing SLC SSD drives that has lowest cost and reliability for storage purposes of non critical applications

Suppose, for cost control reasons, a startup company can acquire only one storage device to provide services. However, its services require high hardware reliability, so an engineer recommended a Huawei OceanStor all-flash storage system. Which statements describe the high reliability of the storage system? (Select All that Apply)

A.

It supports clusters consisting of multiple controller enclosures to improve the availability of the storage system

B.

Interconnect I/O modules shorten failover time when a controller fails to provide better reliability, as compared with common I/O modules.

C.

Standard I/O modules shorten failover time when a controller fails to provide better reliability, as compared with interconnect I/O modules.

D.

When a controller fails, l/Os of the faulty controller are redirected to another controller The host is unaware of the fault and services remain running properly.

A bank purchases a new storage device. During the RAID level configuration, the bank requires that data reliability be improved and parity data be stored on different disks. Which RAID levels can meet the requirements? (Select All that Apply)

A.

RAID 0

B.

RAID 5

C.

RAID 3

D.

RAID 6

The following are the characteristics of the clustered NAS storage architecture: (multiple choice)

A.

Unified namespace, shared globally

B.

High performance, multiple arrays concurrent I/O

C.

Online expansion

D.

can provide block-level storage