In the OceanStor 18000 storage system, a 15K RPM SAS disk is used. Assuming that the average seek latency of this type of disk is 6 ms. which type of disk can provide a single disk IOPS?

For the configuration of the management network port and service network port of the VTL engine in the VTL6900 system, the following description is incorrect

When you create a LUN on the OceanStor T system V200R002 storage system, after the initial allocation policy is set to Automatically assigned LUN1 is created, you confirm 80% of LUN1's space is in the capacity layer. When you continue creating LUN2 in the same storage pool, the ratio of its space to the performance layer must be 0%.

Disaster recovery project information research mainly includes information about who, what, and why. What is the following information background? (multiple choice)

Huawei Oceanstor 900 adopts erasure code technology to protect the data. If an office has six nodes, and the customer wants to have one office, what redundancy model protection level can be used? (Multiple choice.)

Customers need to migrate 10TB service data from a manufacturer's mid-tier storage to Huawei OceanStor S5600T (V100R005), storage array, A total of 120 LUN carrying oracle, ESXI virtual machine business plans to use VIS6000T local image data migration. Based on this, which of the following is incorrect?

A customer plans to deploy three application systems on an OceanStor V3 storage system. The first is a service system that carries Oracle databases, and it requires high random read and write performance. The second is a mail system used to process daily mails. The third is a video system used to archive video files. Which SmartTier policy settings are correct for creating LUNs for each application system?

(Multiple Choice)