What are the common high-risk operations with Linux? (Multiple choice.)
A. rm delete file operation
B. mkfs. ext3 format file system operation
C. dd command
D. Continue to write new data to the file system after the file system is damaged
Which of the following describes the correct process of disaster recovery and Huawei disaster recovery solution?
A. The disaster recovery side to create a snapshot Map the snapshot to the disaster recovery host Disaster Recovery Host scans the disk Start disaster recovery application Test disaster recovery applications
B. Forcibly switch the replication relationship Map lun Start disaster recovery application Test application started successfully Resume production business
C. Stop production application and dismiss the host mapping Switch the replication relationship Map lun Start disaster recovery application Test application started successfully
D. Release the host mapping Switch the replication relationship Map lun Start disaster recovery application Test application started successfully
Simpana client failed to the perform backup task. When you view the task status, it reports the following
error: libary mediaagent drive pool media
[]: Mount path is offlline advice: please check if the mount path is online and accessible "
What can cause this?
A. Client offline
B. Media Server Offline
C. The client can not resolve the media server host name
D. backup media failure
In simpana backup software, incremental backup means _______.
A. The data that has changed since the last backup is backed up.
B. Changed data backup since last full backup.
C. Full backup of all data.
D. After the initial backup data backup of all data.
True or False, With Simpana remote deduplication, when the data is transferred from the source to the target, the source of the data block is transmitted with first hash ratio. There is no need to transfer any data if the block was previously transmitted.
A. True
B. False
By which of the following technologies can vmware VDI reduce the storage space used by the virtual desktop system?
A. View storage accelerator (VSA)
B. Persona management
C. Link cloning
D. SE sparse virtual disk
If a customer needs to install the simpana file system using the backup client on the production system server, which of the following configuration is essential? (Multiple choice.)
A. In the backup client Tianjin ah master server resolution.
B. Add a resolution of the media server on the backup client.
C. When the master server adds the resolution of the backup client.
D. Add a resolution of the storage media to the media server.
Users use vsphere 5.5 to build business virtualization. In the course of the operation it was found that a host was using too many SCSI reservations, leading to vmfs performance degradation. What method can be used to eliminate the root cause of SCSI reservation conflicts? (Multiple choice.)
A. Reduce the number of snapshots.
B. Reduce the number of virtual machines per LUN.
C. Increase the number of LUNs and limit the number of hosts accessing the same LUN.
D. Change the type of virtual disk created.
During the migration of SAN storage by LVM from AIX, the data migration designer is in a very important stage. Prior to accessing new devices, there are a number of issues that needs to be considered to help with data migration design, including: (Multiple choice.)
A. This device can not / should not be connected to an existing SAN.
B. AIX system how to connect to the new storage device.
C. How AIX systems and data can be migrated from the old disk to the new disk.
D. The format of the file system, whether the file group is compatible with the new device volume.
True or False, in an OceanStor V3 series storage array, all the snapshots of a LUN occupy not more space than that of the LUN.
A. True
B. False
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