Which of the following commands can be used to create node data?

• A.create /node
• B.set/node data
• C.1s/node
• D.get/node

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What are the main characteristics of big data analysis related technologies?

• A.Based on massive data
• B.Event correlation analysis behind the data
• C.based on exact samples
• D.machine learning, full features

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Which of the following are the characteristics of ElasticSearch? (Multiple choice)

• A.High fault tolerance
• B.High reliability
• C.High scalability
• D.High performance

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When the loader in Fusioninsight HD imports files from the SFTP server, which of the following is the fastest file type without encoding conversion and data conversion?

• A.text_file
• B.binary_file
• C.graph_file
• D.sequence_file

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Which of the following descriptions about the deployment of big data components on Kunpeng and x86 servers is correct?

• A.Single component (eg HDFS) supports mixed deployment of Kunpeng server and x86 server
• B.Realize the autonomous control of some equipment
• C.No shortcomings in performance
• D.Supports mixed deployment of Kunpeng servers and common x86 servers in a single cluster

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