In the Fusioninsight HD system, which of the following methods cannot view the results of Loader job execution?

• A.View through the Loader UI interface
• B.View through NodeManager
• C.View through Manager's alarm
• D.View the YARN Task Management

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Which of the following nodes are included in the basic system architecture of HDFS?

• A.NameNode
• B.Data Node
• C.NodeManager
• D.ResourceManager

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Which of the following descriptions about Fusioninsight CTBase is wrong?

• A.CTBase provides a set of WebUI for metadata definition, provides a medical-only table design tool, and reduces the difficulty of table design
• B.CTBase is a cluster table development framework based on HBase
• C.CTBase's read and write data interface, unified encapsulation of the line-defined interface, automatic merging and parsing of cold fields, no need to merge and interpret in the application
• D.CTBase's java API provides a set of interfaces for HBase connection pool management, and internal connection sharing reduces the difficulty of client application development.

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The capacity scheduler is performing resource allocation. The existing two queues Q1 and Q2 at the same level have a capacity of 30. Among them, Q1 has used 8 and Q2 has used 14, and the resource will be allocated to Q1 first.

• A.True
• B.False

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Which of the following is not a characteristic of the MapReduce component in Hadoopl?

• A.easy to program
• B.good scalability
• C.High fault tolerance
• D.real-time computing

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