Do we need to place 2nd and 3rd data in rack 2 only?
No Answer is Posted For this Question
Be the First to Post Answer
Why do we need Hadoop?
Can hadoop replace relational database?
Explain is it possible to search for files using wildcards?
Define data cleansing?
Do we require two servers for the namenode and the datanodes?
Why we use intwritable instead of int? Why we use longwritable instead of long?
Clarify what webdav is in hadoop?
What does the mapred.job.tracker command do?
How to add/delete a Node to the existing cluster?
Can we deploye job tracker other than name node?
Which modes can Hadoop be run in? List a few features for each mode?
Can I set the number of reducers to zero?
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)