Are there any special requirements for namenode?
No Answer is Posted For this Question
Be the First to Post Answer
What is NameNode? How NameNode tackle Datanode failures in Hadoop?
Can hadoop handle streaming data?
Can you define udf?
What the information segments utilized by hadoop are?
Give examples of some companies that are using Hadoop structure?
What are the tools used in big data?
What does hadoop-env.sh do?
Explain what happens in text format?
What is a single point of failure in Hadoop 1 and how is it resolved in Hadoop 2?
If datanodes increase, then do we need to upgrade namenode?
Suppose hadoop spawned 100 tasks for a job and one of the tasks failed. What will hadoop do?
Where are Hadoop’s configuration files located?
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)