Which of the following is not included in the main functions of the Web Application Firewall WAF?

• A.Anti-crawler website
• B.Prevent sensitive information leakage
• C.Brute force cracking protection for elastic cloud servers
• D.Web page tamper-proof

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Which of the following are the advantages of load balancing?

• A.Support cross-availability zone active-active disaster recovery
• B.Support monitoring performance indicators based on listener granularity, More suitable for customer business statistics
• C.Adopting cluster deployment to support intra-city active-active disaster recovery in multi-zones, Seamless real-time switching
• D.Automatically complete distribution based on application traffic, Seamless integration with elastic scaling services, Flexible expansion of external service capabilities of user applications

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What applications and services does Huawei Cloud Application Supermarket provide?

• A.professional service
• B.Basic software
• C.Developer tools
• D.commercial software

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Regarding the description of object storage service billing, which of the following is correct?

• A.There is no charge for retrieving data
• B.Public network outgoing traffic needs to be billed
• C.Every data stored in OBS needs to be charged
• D.Intranet outgoing traffic will not incur costs

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security expert services can provide one-stop security professional services including website security physical examination, host security physical examination, security reinforcement, security monitoring, emergency response and security product hosting.

• A.mistake
• B.True

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