Explanation:All the metadata related to HDFS including the information about data nodes, files stored on HDFS, and Replication, etc. are stored and maintained on the NameNode. 2. Point out the correct statement :
A. DataNode is the slave/worker node and holds the user data in the form of Data Blocks
B. Each incoming file is broken into 32 MB by default
C. Data blocks are replicated across different nodes in the cluster to ensure a low degree of fault tolerance
D. None of the mentioned
Answer:A
Explanation:All the metadata related to HDFS including the information about data nodes, files stored on HDFS, and Replication, etc. are stored and maintained on the NameNode. 2. Point out the correct statement :
A. DataNode is the slave/worker node and holds the user data in the form of Data Blocks B. Each incoming file is broken into 32 MB by default C. Data blocks are replicated across different nodes in the cluster to ensure a low degree of fault tolerance D. None of the mentioned
Explanation:There can be any number of DataNodes in a Hadoop Cluster. 3. HDFS works in a __________ fashion.