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| Section | Weight | Objectives |
|---|---|---|
| Data Center Network O&M and Troubleshooting | 16% | - Monitoring and management systems - Fault diagnosis and troubleshooting methodology - Network change and upgrade procedures - Performance optimization and tuning |
| Advanced Technologies and Applications of Data Center Networks | 31% | - Data center network reliability and high availability - VXLAN and EVPN technologies - Cloud and container network integration - Data center routing protocols - Network virtualization and multi-tenant solutions |
| Data Center Network Planning and Design | 8% | - IP addressing and VLAN planning - Underlay and overlay design principles - Network scalability and redundancy design - Requirement analysis and capacity planning |
| Huawei CloudFabric Solution | 30% | - CloudFabric architecture and components - Data center security in CloudFabric - iMaster NCE-Fabric management platform - Cloud-network integration solutions - Multi-data center interconnection - CloudFabric deployment models |
| Data Center Network Basic Knowledge | 15% | - Data center and data center network overview - Underlay network technologies - Overlay network fundamentals - Network virtualization and SDN concepts - Data center network architecture and evolution |
Question 1
Centralized storage generally provides data storage by the storage array, which of the following components does the storage array contain?
A. Power module
B. Hard disk enclosure
C. Interface modules
D. controller
Question 2
Which of the following descriptions of open source OpenStack storage components is correct?
A. Swift provides block storage services
B. Swift is generally used to store virtual machine images, data backups, etc
C. Cinder provides object storage services
D. Cinder is generally used for long-term storage of persistent type of data at rest
Question 3
Which of the following technologies is required when the IPv6 network of a data center interconnects with multiple ISP egresses and provides service access for IPv6 users?
ADDRESS TRANSLATION Between IPV6 AND IPv6?
A. NAT44
B. NAT66
C. IVI
D. NAT64
Question 4
In the CloudFabric Cloud-Network Integration OpenStack scenario, a company wants the VMs created in the data center to be able to access the Internet Which of the following is the key content created on OpenStack?
A. Business chain
B. External gateways
C. External Networks
D. Security group
Question 5
Which of the following describes the error of the three-level rollback function supported by iMaster NCE-Fabric?
A. Tenant snapshots are backups and restores of the network at tenant granularity
B. Service rollback supports single-point service recovery
C. The three-level rollback function supports manual backup and automatic backup, and supports automatic recovery when the network is abnormal
D. Network-wide rollback allows you to roll back the entire network configuration to before the configuration change to quickly restore services
Solutions:
| Question 1 Answer: A,B,C,D | Question 2 Answer: B | Question 3 Answer: B | Question 4 Answer: C | Question 5 Answer: C |
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