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Viewing questions 106-120 out of questions

Questions # 106:

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?

Options:

LAN-Base

LAN-Free

Server-Free

NDMP

Expert Solution

Questions # 107:

Regarding the benefits and necessity of enterprises doing disaster recovery system construction, is the following statement wrong?

Options:

Can avoid major losses and reduce corporate risks

Comply with policies and regulations to meet industry regulatory requirements

Can simplify the operation and maintenance work, avoid the impact of emergencies

In areas where fewer natural disasters occur, consider reducing the disaster recovery level

Expert Solution

Questions # 108:

What is the correct description of RAID 5 as follows? (Multiple choice)

Options:

RAID 5 has a fixed check disk

RAID 5 is verified by XOR algorithm

RAID 5 uses striping to write data

RAID 5 allows up to two member disks to fail simultaneously without data loss

Expert Solution

Questions # 109:

From the perspective of the cloud computing business model, Huawei network disks belong to PaaS.

Options:

TRUE

FALSE

Expert Solution

Questions # 110:

A host connected to a switch port cannot belong to multiple zones, but can only be divided into a zone

in.

Options:

TRUE

FALSE

Expert Solution

Questions # 111:

In a RAID5 composed of three disks, if 10110110 and 11010011 are written simultaneously,

Two data disks with the same stripe, then 01100101 will be written to the verification disk.

Options:

TRUE

FALSE

Expert Solution

Questions # 112:

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

Options:

Create storage pool -> create LUN -> add mapping

Create storage pool -> add mapping -> create LUN

Create LUN->Create storage pool->Add mapping

Create LUN->Add Mapping->Create Storage Pool

Expert Solution

Questions # 113:

What is wrong with the following statement about disaster recovery drills? ,

Options:

Perform exercises in accordance with the actual disaster recovery steps

Familiarize yourself with the disaster recovery process through disaster recovery, and exercise business recovery capabilities for disaster

Through disaster recovery exercises, the integrity of the business cannot be checked

Disaster recovery exercises are verification and the most effective means to prove system availability

Expert Solution

Questions # 114:

What is the correct description of the NFS write mode in the HUAWEI OceanStor storage system?

Options:

Synchronous mode is to write the shared data to the cache and then to the disk

Asynchronous mode is to write the shared data to the hard disk immediately

The system default is asynchronous write mode

The system default is the synchronous write mode

Expert Solution

Questions # 115:

Regarding data-level, application-level and business-level disaster recovery, is the following statement correct?

Options:

About RTO, data level <application level

About RTO, data level

About TCO, data level <application level

About TCO, business level

Expert Solution

Questions # 116:

The dual switch network design is widely used in the FC SAN environment. The following description of the dual switch network redundancy design,

Which ones are correct? (Multiple choice)

Options:

Deploy two FC switches in a SAN environment to cross connect to the two controllers of the storage device

Each host requires 2 available FC ports, and connects the two ports to different switches

The host port and storage device port on the switch that need to communicate must be in the same zone

Although there are multiple paths, the dual-switch network only supports link redundancy and does not support load balancing

Expert Solution

Questions # 117:

Use the CIFS protocol to access the share. When the share name and the user name are the same, the shared order of access is:

Options:

Query the CIFS share first, if there is no matching share information, then query the Homedir share

Query CIFS share, if there is no query, it will return failure

Query Homedir share first, if there is no matching share information, then query CIFS share

Query Homedir share, if there is no query, it returns failure

Expert Solution

Questions # 118:

What technology is used to convert Thick LUN and Thin LUN?

Options:

clone

LUN migration

LUN copy

Volume mirroring

Expert Solution

Questions # 119:

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

Options:

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

The backup proxy will affect the performance of the application server

Backup data is based on LAN, which affects network performance

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

Expert Solution

Questions # 120:

Which of the following statements about RAID 5 and RAID 10 are correct?

Options:

The sequential read performance of RAID 5 is lower than RAID 10

If the front-end pressure is sufficient, the sequential write performance of RAID 5 is higher than that of RAID 10.

The random read performance of RAID 5 is lower than RAID 10

The random write performance of RAID 5 is higher than RAID 10

Expert Solution

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