The transaction of HUAWEI CLOUD APM represents a complete process from "user request>webserver>DB>webserver>user request", which is usually expressed as an HTTP request. In real life, a transaction is a task, for example, a query of a product in an e-commerce application is a transaction. In the following figure, an application operation and maintenance transaction page, which statement is wrong?

• A.The Apdex value of the transaction "Purchase Goods" is 0.72, the most likely reason is that the overall delay of the transaction is too long
• B.Click the icon in the action column to jump to the topology map
• C.The Apdex value of the transaction "user registration" is 0.5, the most likely reason is that the overall delay of the transaction is too long
• D.Only the status of "Query Goods" is healthy

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The GES service can support Gremlin graph query language.

• A.False
• B.True

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With FunctionStage, you only need to write business function code and set operating conditions, without configuring and managing the servers such as infrastructure, and functions run in a flexible, free-of-operation and high-reliability manner.

• A.False
• B.True

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What are the advantages of the DWS digital warehouse relocation program? (Multiple choice)

• A.Compatible with standard SQL, reducing the cost of rewriting
• B.Support PL/pgSQL stored procedure language
• C.Has Teradata migration tool
• D.Has Oracle migration tools

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Which of the following is a function of Huawei Cloud Blockchain Service? (Multiple choice)

• A.Gay encryption mechanism
• B.PBFT consensus algorithm
• C.Online chain code editor
• D.National secret algorithm

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