On what basis data will be stored on a rack?
No Answer is Posted For this Question
Be the First to Post Answer
how can we change Replication Factor?
How can we check whether namenode is working or not?
what are the steps involved in decommissioning removing
What is 'Key value pair' in HDFS?
what is a datanode?
Explain what if rack 2 and datanode fails?
What is the problem with HDFS and streaming data like logs
Why we cannot do aggregation (addition) in a mapper? Why we require reducer for that?
Suppose Hadoop spawned 100 tasks for a job and one of the task failed. What will Hadoop do?
What do you know about nlineoutputformat?
How does a namenode handle the failure of the data nodes?
what are the nodes in the Hadoop cluster?
Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)
Apache Spark (991)
Apache HBase (164)
Apache Flume (95)
Apache Impala (72)
Apache Cassandra (392)
Apache Mahout (35)
Apache Sqoop (82)
Apache ZooKeeper (65)
Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)
Apache Avro (26)
Apache Presto (15)
Apache Tajo (26)
Hadoop General (407)