Explanation:If the NameNode machine fails, manual intervention is necessary. Currently, automatic restart and failover of the NameNode software to another machine is not supported. 4. The ____________ and the EditLog are central data structures of HDFS.
A. DsImage
B. FsImage
C. FsImages
D. All of the mentioned
Answer:A
Explanation:If the NameNode machine fails, manual intervention is necessary. Currently, automatic restart and failover of the NameNode software to another machine is not supported. 4. The ____________ and the EditLog are central data structures of HDFS.
A. DsImage B. FsImage C. FsImages D. All of the mentioned
Explanation:A corruption of these files can cause the HDFS instance to be non-functional. 5. Point out the wrong statement :