In Huawei Cloud Stack, log management consists of unified logs and Manage0ne operation and maintenance plane log management, which can help operation and maintenance personnel easily cope with operation and maintenance scenarios such as log collection and query. Which of the following behaviors belong to security audit scenarios? (Multiple choice)

• A.View management operation logs
• B.View and collect running logs
• C.View tenant operation logs
• D.Collect call chain logs

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An application deployed by an enterprise on Huawei Cloud Stack requires the use of SCSI locks.
Which of the following descriptions of the SCSI lock mechanism are correct? (Multiple choice)

• A.VBD type shared cloud disks do not support SCSI locks
• B.If the ECS does not belong to any cloud server group, you can mount a SCSI type shared cloud disk to the ECS, which will not cause data security risks.
• C.The SCSI lock needs to be used in conjunction with the anti-affinity of the cloud server group for the SCSI lock to take effect.
• D.SCSI locks are the basic mechanism used by multiple hosts to operate disks

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In OpenStack, which of the following descriptions of Aodh and Gnocchi in Telemetry is incorrect?

• A.The function of the Alarm Listener in Aodh is to check whether the alarm conditions of the corresponding event type warning device are met based on the Event event information on the Notification Bus.
• B.The function of AlarmEvaluator in Aodh is to execute user-defined actions when the alarm conditions of the warning are met.
• C.Gnocchi can use different data backends to save different types of data
• D.Gnocchi can solve Ceilometer's backend storage performance problem. It stores measurement values and resources in different backends, and only saves a duplicate resomrce_metadata.

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In Huawei Cloud Stack, if you want to realize interconnection between two VPCs in the same region, which of the following services can meet the requirements? (Multiple choice)

• A.Layer 2 bridging L2BR
• B.VPC peering connection
• C.VPC endpoint
• D.Cloud connection CC

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In the process of FusionAccess user login and connection to the virtual desktop, each component will interact, and the following login authentication sequence corresponds to its component interaction.

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