Huawei H12-921_V1.0-ENU HCIE-Data Center Network (Written) V1.0 Online Training
Huawei H12-921_V1.0-ENU Online Training
The questions for H12-921_V1.0-ENU were last updated at Jan 12,2025.
- Exam Code: H12-921_V1.0-ENU
- Exam Name: HCIE-Data Center Network (Written) V1.0
- Certification Provider: Huawei
- Latest update: Jan 12,2025
Which of the following is the role of SI in the NSH service chain?
- A . The path number of the service chain
- B . Used to indicate the next-hop IP address
- C . Used to prevent loops
- D . The SI value can be used to calculate the number of business function points that are currently eclips
Which of the following options are included in the action type of a runbook in the CloudFabric network business open programmable overall solution?
- A . Rollback
- B . WithDraw
- C . Commit
- D . DryRun
Device configuration parameters can be adjusted when using the edge intelligence function of iMaster NCE-FabricInsight for specified stream analysis.
Which of the following device configurations cannot be automatically delivered during UDP specified stream analysis?
- A . Active aging time
- B . ACL Number
- C . Whether the VXLAN packet is matched
- D . Whether to match TAG packets with a layer 1 VLAN
iMaster NCE-Fabric provides an intelligent event function based on user intent, which can close the loop on fault events.
Which of the following is a closed-loop approach to business failures?
- A . This section displays the details of the abnormal re-insurance flow monitoring
- B . Notify the user of a failure
- C . Provide a remediation plan
- D . Fix the network configuration associated with an unknown link
Which of the following is the destination MAC address of the PFC backpressure frame?
- A . 0180-c200-0001
- B . 0280-c200-0001
- C . 0100-5e00-0003
- D . 0080-c200-0002
When service packets are connected to a VXLAN network through a Layer 2 sub-interface, different flow encapsulation types need to be configured on different Layer 2 sub-interfaces.
The same physical interface can access different data packets.
Which of the following is NOT a stream encapsulation type that is supported by a Layer 2 sub-interface?
- A . QinQ
- B . Untag
- C . Dotlq
- D . Trunk
Which of the following descriptions of the VPC routing table in the AWS public cloud model is wrong?
- A . By default, subnets associated with different route tables within the same VPC are isolated from each other
- B . The main route table is the route table that comes with the VPC, and the subnet in the VPC is associated with the main route table by default
- C . A VPC can have one or more VPC route tables in a VPC
- D . Each subnet needs to be associated with a VPC routing table that guides the routing and forwarding of EC2 instances within that subnet
How many core-layer switches are required in a typical 4-element Fat-Tree topology in an HPC solution?
- A . 6
- B . 8
- C . 2
- D . 4
In the CloudFabric solution, iMaster NCE-Fabric supports network O&M based on physical topology.
When the color of a device in a physical topology is red, which of the following meanings is indicated?
- A . The device is offline
- B . There is an emergency alarm
- C . Both the device and the link are normal
- D . The link is disconnected and a non-emergency alarm exists
Which of the following descriptions of distributed training is wrong?
- A . In data parallelism, each computing node trains the complete model based on local data
- B . Distributed training can support the training of massive data and complex models
- C . Data parallelism and model parallelism are common distributed training methods
- D . In model parallelism, each compute node will only interact with the trained sub-model and obtain the final model through model aggregation
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