• 2022-06-12
    在实验集群的master节点使用jps命令查看进程时,终端出现以下哪项能说明Hadoop主节点启动成功?A. Namenode,Datanode, TaskTrackerB. Namenode,Datanode, secondaryNameNodeC. Namenode,Datanode, HMasterD. Namenode,JobTracker, secondaryNameNode
    A: 1
    B: 2
    C: 3
    D: 4