Huawei
H13-831_V2.0 · Question #193
Which of the following descriptions of key technologies in Content Delivery Networks (CDNs) is correct?
The correct answer is D. Refresh: After the source site file is updated, the old file of the edge node can be automatically. See the full explanation below for the reasoning.
Advanced Network and Security Architecture Design
Question
Which of the following descriptions of key technologies in Content Delivery Networks (CDNs) is correct?
Options
- ADynamic and static separation: dynamic content edge node caching
- BPreheating: Edge nodes proactively cache dynamic content to reduce pressure on origin servers
- CIntelligent image adaptation: judge the network conditions and intelligently adjust the image format
- DRefresh: After the source site file is updated, the old file of the edge node can be automatically
How the community answered
(33 responses)- A3% (1)
- B3% (1)
- C12% (4)
- D82% (27)
Topics
#CDN#edge caching#content refresh#static acceleration
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