A.Good scalability

B.High fault tolerance

C.Real-time calculation

D.Easy to program

A.HBase

B.YARN

C.ZooKeeper

D.HDFS

A.True

B.False

A.The file data of the client is passed to the DataNode through the NameNode

B.The client side divides the file into multiple blocks, and writes them to each DataNode in order according to the address information of the DataNode

C.The client only uploads data to one DataNode, and then the NameNode is responsible for block replication

D.The client writes the entire file to each DataNode in order according to the address information of the DataNode, and then the DataNode divides the file into multiple blocks

A.Support GDS tools to speed up data storage

B.Ensure high reliability of data and system

C.Second-level response to trillions of data association analysis

D.Unified management console