H13-624 Practice Questions

A.  

OBS

B.  

MDS

C.  

PVS

D.  

CA

A.  

a Switch

B.  

b switch

C.  

c switch

A.  

When there is no replication requirement, the required bandwidth (without deduplication) = total backup data volume ÷ backup window ÷ bandwidth utilization.

B.  

When there is a replication requirement, the required bandwidth (with deduplication) = the amount of replicated data ÷ the replication window ÷ bandwidth utilization.

C.  

When there is no copy requirement, the required bandwidth (media end deduplication) = total backup data volume ÷ deduplication ratio ÷ backup window ÷ bandwidth utilization.

D.  

No recovery For system requirements, the required bandwidth (source-end deduplication) = total backup data volume ÷ backup window ÷ bandwidth utilization.

A.  

3

B.  

4

C.  

5

D.  

6

A.  

Execute the upadmin show vlan command to query all or specified virtual disk information

B.  

Execute the rpm -qa|grep UltraPath command to check whether the multipath software is completely installed. If the system displays the UltraPath Relevant information indicates that it has been installed

C.  

Execute service firewall stop to turn off the firewall

D.  

Execute the upadmin show upconfig command to view the multipath configuration

A.  

If the data is rolled back to the snapshot at time A, the snapshots created after time A will be deleted

B.  

Snapshot rollback speed can reach the second level

C.  

If the data is rolled back to the snapshot at time A, the snapshots created after time A will not be deleted

D.  

Snapshot rollback is a full copy recovery of the source data at a certain point in time

A.  

The I/O priority is based on the priority of the LUN where the IO is located. The priority of the LUN is determined by the user according to

The business importance of deployment on the LUN is determined

B.  

When the hard disk occupancy rate is too high, in order to ensure the reliability of the hard disk, the system will add time to the low priority I/O

Delay to control, and try not to affect high-priority I/O

C.  

I/O priority scheduling resources include front-end host concurrent resources, back-end hard disk concurrent resources,

CPU computing resources and cache resources

A.  

True

B.  

False

A.  

True

B.  

False

A.  

As the root directory of the entire system, the namespace cannot be shared or accessed. Only the subdirectories below it can be shared and accessed.

B.  

The namespace is automatically created when 0ceanStor 9000 is started, and its name is consistent with the system naming.

C.  

A unified name space provides users with a unified storage resource pool to achieve centralized management and allocation of storage space.

D.  

Each file sharing directory is a subdirectory of the namespace