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H13-629
HCIE-Storage (Written) Questions and Answers

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Questions # 21:

The Huawei Oceanstro storage system usesasynchronous multi-time cache for asynchronous remote replication to make the remote asynchronous RPO index of the LUN reach the second level.

Options:

True

False

Answer

Questions # 22:

The storage array provides the device LUN to the database. This LUN does not need to be labeled after being recognized by the host for the first time.

Options:

True

False

Answer

Questions # 23:

Erasure code redundancy technology is a data file is divided into ODC (M logo) equal length data blocks, generated by encoding RDC. Any ofthe RDC fragments can be restored out of the original file, which can tolerate up to ODC node failure, to achieve the purpose of data protection.

Options:

True

False

Answer

Questions # 24:

As shown in the figure, the main features of this backup network mode are:

(Multiple Choice)

Question # 24

Options:

Backup tasks will consume a lot of LAN resources.

Backup tasks will consume few LAN resources.

Backup tasks will consume a lot of CPU resources of the production system.

Backup tasks will consume few CPU resources of the production system.

Answer

B, D

Questions # 25:

In Huawei OceanStor 9000, the client that processes the write request performs data fragmentation according to the protection level specified in the file, divides the data chip, writes the corresponding node on power-saving memory, and then calculates theparity of each node data pieces, and writes to each node's power-saving memory. After the node writes the power-save memory, the write operation is successful.

Options:

True

False

Answer

Questions # 26:

Which of the following is correct about the Huaweistorage Oceanstor V3 storage system?

Options:

One Ethernet port can be used to create multiple logical ports

If you type Ethernet ports A and B into VLAN 2, by default the port A and B data are in the same drift group

If binding port A and physical port Bare added to the same VLAN, as long as one physical port in bonded port A fails, the service switches to Physical Port B

When IP Fallback mode is set to Manual, when the port fails to recover, the active port link is in normal status and lasts longer than 1 minute, the system can switch the service to the primary port

Answer

Questions # 27:

After the Cache mirror function between two controllers in the Ocenanstro T series storage array is enabled, the data of the two controllers and the cache are completely the same and a single controller failure does not affect data availability.

Options:

True

False

Answer

Questions # 28:

A client has 1100GB of data, including a backup window of 3 hours. The customer network uses GE networking. In order to meet customer backup requirements, you can only choose LAN free backup networking.

Options:

True

False

Answer

Questions # 29:

Mainstream virtualization technologies include hardware virtualization (Hypervisors) and operating system virtualization (Containers). Which are key characteristics of hardware virtualization?

(Multiple Choice)

Options:

Multiple VMs simultaneously run on a single physical server.

VMs on the same server are isolated from each other.

A VM encapsulates the entire system into one or more files.

A VM on one server can run on another server without any modification.

Answer

A, B, C

Questions # 30:

Which of the following is correct about the InfoStamper feature of an OceanStor 9000 storage system: (multiple choice)

Options:

Snapshot does not support nested, that is, the snapshot has been created directory, the parent directory and subdirectories can no longer create a snapshot

The root directory of the snapshot (that is, the directory used to create the snapshot) does not supportdeletion

Hard links are protected by snapshots, soft links are not protected by snapshots

For a snapshot with an expiration time set, the system automatically deletes the snapshot but does not back up the storage space occupied by thesnapshot data after the snapshot expires

Answer

C, D

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