A tenant built a technical forum through Huawei Cloud. As the number of forum users continued to increase, many users began to complain that the access speed of the forum was getting slower and…

Question

Options

• AThere may be a malicious hacker attack on the website. It is recommended that tenants apply for
• BThe forum users may have too much traffic. We suggest that the tenant increase the bandwidth of
• CThe forum's data storage capacity may be insufficient. It is recommended that tenants purchase
• DThe CPU and memory usage of the cloud server may be too high. It is recommended that tenants

• A
  100% (40)

Explanation

All four options are correct because slow forum access on a cloud platform can stem from multiple simultaneous or independent causes. A DDoS or other malicious attack (A) can overwhelm server resources and degrade response times for legitimate users, making anti-DDoS services a necessary safeguard. Insufficient bandwidth (B) creates a bottleneck when user traffic exceeds the allocated network capacity, and expanding bandwidth directly relieves that constraint. Full or near-full storage (C) slows database reads and writes, which degrades page load times for content-heavy forums, while high CPU and memory utilization (D) on the cloud server causes request queuing and timeouts under heavy concurrent load. Since there are no distractors here - all four choices are valid - the key exam skill is recognizing that performance degradation is rarely a single-cause problem; network, compute, storage, and security are the four pillars of cloud service health, and any one of them can be the culprit.

Memory tip: Think of the four cloud resource layers - Security, Network, Storage, Compute - as the legs of a table. If any one leg weakens, the whole table becomes unstable. Each option maps to one leg: A is Security, B is Network, C is Storage, D is Compute.

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