H13-611_V5.0 Exam Questions

All storage array coffer disks have the function of storing dirty data after a sudden power outage.

In the storage device performance index, latency refers to the time interval from initiating an IO request to completing the IO processing.

During the disaster recovery drill, the business will be switched to the disaster recovery end. In order to prove the reliability of the disaster recovery system, simulation testin...

When reading and writing disks, sectors are used as the smallest addressing unit. You can write a piece of data to the first half of a sector, and then write a piece of data to ano...

OceanStor Dorado V6 series storage uses self-developed chips for the entire end-to-end stack, from front-end interconnection, CPU processing, cluster switching, to back-end interco...

SmartThin does not pre-allocate all space, but presents a capacity form that is larger than the logical storage space to the user, so that the storage space seen by the user is muc...

OceanStor Pacific series launched multi-protocol interoperability (Smart The Interworking feature realizes the interoperability of multiple protocols for files, objects, and big da...

Consistent splitting of SmartMigration means that multiple pairs exchange LUN information at the same time, and cancel the pair relationship at the same time after the information...

When the host service performs a write operation on the SmartThin LUN, if the space is not allocated in the Pool, it is necessary to first allocate actual storage space to the writ...

When the Windows copy program copies local files to the file system, the file system block size of Huawei OceanStor V3 storage system is the default, which ensures full utilization...

SCSI protocol can not only be used for communication between host and disk, but also for communication between host and physical tape library, optical disk, etc.

There are two data protection methods for RAID, among which RAID 1 uses mirror protection.

Intelligent load balancing and partitioning in Huawei distributed storage. Each partition can set an independent domain name and hash policy.

SCSI protocol is essentially independent of the underlying transmission medium

Lun and the file system cannot be in the same storage pool or the same hard disk.

In a storage system that supports iscs, the entire process from the host sending a data request to the data being returned to the host is completely transparent to the user.

When the hybrid flash storage device controller fails, local switching of the controller is supported.

When dealing with RAID failure issues in Huawei OceanStor hybrid flash storage arrays, the recovery command revive is used. The purpose of this command is to force the hard disk to...

When assigning permissions to CIFS shares, if a user belongs to different user groups and for a share, the CIFS share grants different permissions to the user group and the user re...

HyperCDP does not support direct mapping of hosts. When you need to read the data of a HyperCDP, you can create a snapshot copy of the HyperCDP and then map the snapshot copy to th...

In terms of space allocation, Thick LUN is allocated once, while Thin LUN is allocated on demand.

Images and music are unstructured data.

Hot plugging refers to replacing, adding, upgrading, and removing hardware devices without shutting down the system or power supply. PCIE hot plugging is a "no surprise" strategy,...

In the backup system, the backup data center needs to go through the media server before it can be transferred to the storage system.

Huawei Ocean hybrid flash system will create Hyperclone and must configure Hyperclone consistency when creating Hyper Clone.

In Huawei RAID2.0+, CKG is a logical storage unit composed of Chunks from different hard disks in different Disk Groups according to the RAID algorithm.

The control box is a frame that carries the controller and provides storage services to the outside world. It is the core component of the storage system.

A LUN has data a. A snapshot is created for the LUN to obtain Snap1 and the snapshot is activated. The host modifies the data a in the snapshot Snap1 to b. After the data is modifi...

A company enabled the SmartTier strategy in its storage system. After a period of I/O monitoring and statistics, it was found that most of the I/O written by a business were active...

In the backup scenario, Huawei provides two methods: centralized backup and integrated backup to meet customers' needs in different scenarios.

Snapshot copy is a technology that backs up data at the moment of snapshot activation. It contains the private data of the snapshot after the source snapshot is activated.

Storage space allocation on write is Direct-on-time, and read-write redirection is Capacity-on- write.

For storage devices using RAID2.0+ technology, when a hard disk fails, the valid data on the failed disk will be reconstructed to all disks in the resource pool except the failed d...

A snapshot is a consistent copy of the source data at a certain point in time. After the snapshot is generated, it can be read by the host and can also be used as a data backup at...

Scale-Out is a node-based horizontal expansion architecture.

In the management storage system, you do not need to complete the NTP server configuration before setting up NIP automatic synchronization ()

Huawei distributed storage has 50 nodes. Aggregation switches are needed when planning the network.

PCIe is an interface form and bus standard, and NVMe is a standard interface protocol customized for PCIe SSD.

The CPU and Cache on the controller jointly implement operations on I/O requests and RAID management of disk arrays.

There is no difference between the operating system and file system of NAS storage devices and ordinary servers.

When the NFS protocol is applied to the NAS network architecture, no additional dedicated software needs to be installed.

SmartThin adopts the storage space allocation strategy of "allocate by priority" during use to improve the efficiency of storage resource utilization and meet the actual business r...

The SCSI protocol is related to the transmission medium and can only be transmitted on specific media.

In the CLI command, when the command entered by the user has a format error, the system will use the "*" symbol to indicate the error location, making it easier for the user to loc...

In Huawei HyperMetro active-active solution, when the active-active data center link fails, it will enter the " waiting for synchronization state ". In order to quickly restore the...

The company plans to deploy a DR system to ensure that services are not interrupted and service data is not lost when a data center fails. If a 3DC architecture is used, a 3DC solu...

SmartCache, as a write cache service module in the storage system, uses SSD disks as an expansion of the RAM Cache in the storage system to cache clean hot data that cannot be stor...

When expanding the storage system, you can use Scale-Up to expand both the capacity and the number of controllers.

RAID mirroring data protection is superior to parity checking in terms of storage space utilization and data security.

During the processing of Huawei's distributed object service IO stack, after authentication, OSC calls PlogServer to perform EC calculation on the data and writes it to Plog Cient...