What is a Secondary Namenode? Is it a substitute to the Namenode?
No Answer is Posted For this Question
Be the First to Post Answer
What are the port numbers of namenode, job tracker and task tracker?
Define streaming?
What do you know about sequencefileinputformat?
What is Distributed Cache?
What is the purpose of RawComparator interface?
Can the balancer be run while Hadoop is in use?
Why is hadoop faster?
What should be the ideal replication factor in Hadoop Cluster?
What do shuffling do?
Is map like a pointer?
Define fault tolerance?
Explain the Job OutputFormat?
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)