华为大数据HCNA认证考试模拟题(1)

HCNAv2.1(299)2018-09-04QUESTION1FlinkbarrierA.barrierB.barrierFlinkC.barrierD.barrierCorrectAnswer:DQUESTION2FusionInsightHDStreamingZookeeperZookeeperStreamingA.B.CorrectAnswer:AQUESTION3HBaseCompactionA.RegionColumnFamilyB.C.ColumnFamilyD.RegionCorrectAnswer:ABQUESTION4FusionInsightHDHiveA.HFileB.TextFileC.SequenceFileD.RCFileCorrectAnswer:BCDQUESTION5FlumeSinkeventschannelA.B.CorrectAnswer:AQUESTION6FusionInsightManagerHiveBadA.DBServiceB.HDFSC.MetaStoreD.HBaseCorrectAnswer:ABCQUESTION7A.HTMLB.XMLC.D.JSONCorrectAnswer:CQUESTION8FusionInsightHDHBaseA.HDFSB.HadoopC.MemoryD.MapReduceCorrectAnswer:AQUESTION9SparkOnYarndriverA.B.CorrectAnswer:BQUESTION10HadoopHDFSA.B.C.D.CorrectAnswer:BDQUESTION11LoaderA.B.CorrectAnswer:BQUESTION12KafkaA.B.CorrectAnswer:BQUESTION13FlumechannelA.MemoryChannelB.FileChannelC.JDBCChannelD.HDFSChannelCorrectAnswer:DQUESTION14HBaseA.B.C.D.CorrectAnswer:ABCDQUESTION15FusionInsightHDHDFSDataNodeA.B.BlockNameNodeC.DataNodeBlockD.DataNodeBlockCorrectAnswer:BQUESTION16A.B.C.D.CorrectAnswer:ABCDQUESTION17FlinkLocalClusterA.B.CorrectAnswer:BQUESTION18ZookeeperA.HDFSB.HBaseC.SparkD.YARNCorrectAnswer:ABQUESTION19FusionInsightManagerKafkaA.B.CorrectAnswer:AQUESTION20YARNQuqueA30%A.yarn.scheduler.capacity.root.QueueA.user-limit-factorB.yarn.scheduler.capacity.root.QueueA.minimum-user-limit-percentC.yarn.scheduler.capacity.root.QueueA.capacityD.yarn.scheduler.capacity.root.QueueA.stateCorrectAnswer:CQUESTION21SparkHadoopA.B.CorrectAnswer:BQUESTION22Zookeeper5A.3B.4C.6D.CorrectAnswer:CQUESTION23FlinkcheckpointHDFSA.B.CorrectAnswer:BQUESTION24HBaseRegionA.RegionB.ColumnFamilyC.ColumnD.RowCorrectAnswer:BQUESTION25SparkStreamingStormA.B.CorrectAnswer:BQUESTION26ZookeeperLeaderFollowerA.B.CorrectAnswer:BQUESTION27FusionInsightManagerA.B.C.D.CorrectAnswer:CQUESTION28FusionInsightHDStreamingSupervisorA.SupervisorB.SupervisorNimbusWorkerC.SupervisorD.SupervisorTopologyCorrectAnswer:BQUESTION29ZookeeperA.B.ServerC.D.ZookeeperCorrectAnswer:DQUESTION30FlinkSparkStreamingA.B.CorrectAnswer:BQUESTION31FusionInsightHDHiveA.B.C.D.CorrectAnswer:CQUESTION32FusionInsightHDHBaseHMasterA.B.CorrectAnswer:BQUESTION33HBaseRegionSplitHFileRegionA.SplitB.FlushC.CompactionD.HFileCorrectAnswer:A?QUESTION34HadoopMapReduceA.B.C.D.CorrectAnswer:BQUESTION35HadoopHDFS3MapReduceTask3A.B.CorrectAnswer:BQUESTION36YARNA.--B.--C.--D.--CorrectAnswer:CQUESTION37SparkSQLHDFSSparkTaskSQLShufflehashA.B.CorrectAnswer:BQUESTION38FusionInsightHDKafkaA.KafkaZookeeperB.Kafka2C.KafkaD.ConsumerKafkaCorrectAnswer:CQUESTION39HDFSNameNodeClientNameNodeDataNodeA.B.CorrectAnswer:BQUESTION40SparkTaskappA.B.CorrectAnswer:BQUESTION41KafkaTopicpartitionA.bin/kafka-topic.shcreateB.bin/kafka-topic.sh--listC.bin/kafka-topic.sh--describeD.bin/kafka-topic.sh--deleteCorrectAnswer:CQUESTION42FusionInsightManagerA.NameNodeB.LDAPC.OMSD.DBServiceCorrectAnswer:ABCDQUESTION43HBaseHFileKeyValueA.KeyB.ValueC.TimestampD.KeyTypeCorrectAnswer:ABCDQUESTION44FusionInsightA.HDB.LibraC.ManagerD.MinerE.FarmerF.DWSCorrectAnswer:ABCDEQUESTION45YARNDefaultQueueAQueueB60%25%22%A.B.CorrectAnswer:BQUESTION46A.B.C.D.CorrectAnswer:ABCDQUESTION47HDFSClientNameNodeDataNodeA.B.iCorrectAnswer:BQUESTION48HBaseRowKeySplitKey9EazRegionA.3B.4C.5D.6CorrectAnswer:CQUESTION49LoaderA.WEBUIB.LinuxC.RESTD.JavaAPICorrectAnswer:ABCDQUESTION50HiveA.B.HDFSC.D.CorrectAnswer:DQUESTION51FusionInsightHDA.B.C.D.CorrectAnswer:DQUESTION52FusionInsightHDHBaseA.B.CorrectAnswer:BQUESTION53HDFSA.hdfsfsck/B.hdfsfsckdeleteC.hdfsdfsadminreportD.hdfsbalancerthreshold1CorrectAnswer:AQUESTION54SparkOnYARNNodeManagerexecutorTaskA.B.CorrectAnswer:AQUESTION55FusionInsightHDFlumeServerA.1B.2C.3D.4CorrectAnswer:BQUESTION56HBaseBloomFilterA.B.C.D.CorrectAnswer:ABDQUESTION57FlumesinkFlumeA.AvrosinkB.ThriftsinkC.HivesinkD.NullsinkCorrectAnswer:ABQUESTION58FusionInsightHDLoaderLoaderA.B.CorrectAnswer:AQUESTION59FusionInsightHDLoaderA.B.CorrectAnswer:BQUESTION60LoaderHBaseA.B.CorrectAnswer:BQUESTION61LoaderReduceA.B.CorrectAnswer:BQUESTION62HadoopYARNContaineryarn.app.mapreduce.am.resource.mbA.B.CorrectAnswer:AQUESTION63YARNResourceManagerA.B.C.D.CorrectAnswer:ABQUESTION64FusionInsightHDStreamingApacheStormStormA.B.CorrectAnswer:BQUESTION65HDFSNameNodeA.NameNodeB.NameNodeC.NameNodeNameNodeD.NameNodeNameNodeCorrectAnswer:ACQUESTION66SparkA.CB.C++C.JAVAD.ScalaCorrectAnswer:DQUESTION67FlinkA.B.CorrectAnswer:AQUESTION68HiveA.externalB.C.D.CorrectAnswer:AQUESTION69FlinkA.StandaloneB.RuntimeC.DataStreamD.FlinkCoreCorrectAnswer:BQUESTION70FusionInsightManagerA.CASB.AOSC.KerberosD.LDAPCorrectAnswer:DQUESTION71HBaseRegionUserRegionRegionServerA.ZookeeperB.HDFSC.MasterD.metaCorrectAnswer:DQUESTION72KafkaA.KafkaB.C.D.BrokerCorrectAnswer:DQUESTION73KafkaKafkaA.ProducerB.ConsumerC.ZookeeperD.BrokerCorrectAnswer:AQUESTION74FusionInsightHDStreamingShellA.B.NimbusNimbusC.SupervisorSupervisorD.WorkerCorrectAnswer:ABQUESTION75A.B.C.D.CorrectAnswer:ABCQUESTION76FusionInsightHDHDFSBlockSizeA.32MB.64MC.128MD.256MCorrectAnswer:CQUESTION77