Which command does Hadoop offer to discover missing or corrupt HDFS data?
A.
Hdfs fsck
B.
Dskchk
C.
The map-only checksum
D.
Hadoop does not provide any tools to discover missing or corrupt data; there is not need
because three replicas are kept for each data block
E.
Hdfs fs –du
A
0
0
A is correct
0
0
A
0
0
A
0
0