Which of the following components is suitable for storing structured column-oriented large table data?

• A.Hbase
• B.Zookeeper
• C.MySQL
• D.Kafka

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When the back-end server group corresponding to HUAWEI CLOUD ELB contains multiple ECS instances, if the external processing capabilities of the Ecs instances are different, in order to make full use of the processing capabilities of the ECS instances. Which of the following options is the most reasonable?

• A.Assign higher weights to ECS instances with strong processing capabilities. The higher the weight, the more access requests will be allocated.
• B.Distribute tasks according to the polling mode, and a strong cCS instance will be able to distribute more requests.
• C.Distribute tasks according to the mode of the minimum number of connections, and more capable ECS instances will be able to allocate more requests.
• D.The purpose of ELB is to balance the load between ECs instances in the background. Unable to allocate more requests to a certain type of cS instance.

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HUAWEI CLOUD ServiceStage application performance analysis provides powerful analysis tools. So that users can quickly locate fault points and bottlenecks. In addition to tools such as call chain, transaction application status, call process, etc., what other charting tools can be used?

• A.Flow chart
• B.UML chart
• C.Topology
• D.Mind chart

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Huawei CDN supports website acceleration,File download acceleration,On-demand acceleration and site-wide acceleration.

• A.False
• B.True

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An Internet company plans to add a cloud storage function to its products for users to save personal files. Which cloud service is recommended for this company?

• A.Cloud Disk EvS
• B.Elastic File Service SFS
• C.Dedicated distributed storage service DSS.
• D.Object storage OBS

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