Question - What are the different configuration files in Hadoop?
Answer -
he different configuration files in Hadoop are –
core-site.xml – This configuration file contains Hadoop core configuration settings, for example, I/O settings, very common for MapReduce and HDFS. It uses hostname a port.
mapred-site.xml – This configuration file specifies a framework name for MapReduce by setting mapreduce.framework.name
hdfs-site.xml – This configuration file contains HDFS daemons configuration settings. It also specifies default block permission and replication checking on HDFS.
yarn-site.xml – This configuration file specifies configuration settings for ResourceManager and NodeManager.