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Statement 1: FC protocol and FCoE protocol have different operating environments, different operating channels, and the same protocol stack.
Statement 1: FC protocol and FCoE protocol have different operating environments, different operating channels, and the same protocol stack. Statement 2: FCoE can only run on 10GE, which solves the problem of short FC transmission distance and packet drop in IP network.A . Statement 1 is correct, Statement 2 is...
Regarding the NFS write mode in the Huawei OceanStor V3 storage system, which of the following is correct?
Regarding the NFS write mode in the Huawei OceanStor V3 storage system, which of the following is correct?A . Synchronous mode is to write the shared data to the cache, and then write it to the disk B. Asynchronous mode is to write shared data to the hard disk immediately...
In Huawei OceanStor V3 based on RAID 2.0+, when a user creates a file system, the system will first automatically create a corresponding LUN and generate a file system on the LUN.
In Huawei OceanStor V3 based on RAID 2.0+, when a user creates a file system, the system will first automatically create a corresponding LUN and generate a file system on the LUN.A . True B. FalseView AnswerAnswer: B
Statement 1: A RAID composed of several hard disks is called a physical volume.
Statement 1: A RAID composed of several hard disks is called a physical volume. Statement 2: RAID 5 can increase the read and write speed and provide a certain degree of data security, but when a single hard disk fails, the read and write performance will be greatly reduced.A ....
Port of the local controller
Port of the local controllerA . 1->2->3 B. 2->1->3 C. 3->1->2 D. 2->3->1View AnswerAnswer: C
A device can only have one WWPN, but there can be multiple WWNNs.
A device can only have one WWPN, but there can be multiple WWNNs.A . True B. FalseView AnswerAnswer: B
Regarding the snapshot technology, which of the following statement is incorrect?
Regarding the snapshot technology, which of the following statement is incorrect?A . When rolling back a file system snapshot, you must cancel the shared mount of the source file system B. After opening multiple snapshots of the same file system, roll back to one of the snapshots. After the roll-back...
Regarding database-level disaster recovery, which of the following statement is wrong?
Regarding database-level disaster recovery, which of the following statement is wrong?A . Database-level disaster recovery technology is a disaster recovery solution designed for fixed databases. B. Database-level disaster recovery supports WAN, but requires separate hardware support. C. Database-level disaster recovery is mainly achieved by transmitting data logs and replaying them...
Multipath software can only be used in IP-SAN.
Multipath software can only be used in IP-SAN.A . True B. FalseView AnswerAnswer: B
The host layer disaster recovery investment is less, and the compatibility is better.
The host layer disaster recovery investment is less, and the compatibility is better.A . True B. FalseView AnswerAnswer: A
