existHBaseIn application development, when a table'sRowkeyRange and distribution are known, pre-score is recommendedregion, Please call the following code (fragment) to pre-sort a tableregionAfter this table will create severalregion?
//Create a pre-partitionregionthe tablebyteI splits = new byte4];splits0=Bytes.toBytes ("A");splits1=Bytes.toBytes("H");splits2=Bytes.toBytes("O");splits
3=Bytes.toBytes("U");admin.createTable(htd,splits);

• A.6
• B.5
• C.3
• D.4

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FusionInsight HDin, useStreamingThe command?way to submitexample.jarmiddleom huawei example.
WrodCounttask, task name iswcTeat, is the following execution command correct?

• A.storm jar example jar om huawei example WordCount wcTest
• B.storm jar example jar wcTest om huawei example WordCount
• C.storm jar example jar WorkCount wcTest
• D.storm jar example jar wcTest WrodCount

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FusionInsight HD a completeStreaming CQLThe application contains at least which of the following part?
(multiple choice)

• A.Apply commit statement
• B.Create an input stream
• C.Business action statements (such asSELECT,INSERT,JIONWait)
• D.Create output stream

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HuaweiFusionInsight HDin the cluster,SparkFrom which of the following services can a service read data?
(multiple choice)

• A.HBase
• B.HDFS
• C.YARN
• D.Hive

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forSpark Streamingapplication, in aJVM, there can only be one at a timeStreamingContextactive condition.

• A.True
• B.False

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