Interested to Buy Any Domain ? << Click Here >> for more details...
Explain what is “map” and what is "reducer" in hadoop?
- 0 Answers
- 703 Views
- I also Faced
- E-Mail Answers
No Answer is Posted For this Question
Be the First to Post Answer
More MapReduce Interview Questions
What is SequenceFileInputFormat?
What MapReduce framework consists of?
When should you use sequencefileinputformat?
what job does the conf class do?
In Map Reduce why map write output to Local Disk instead of HDFS?
how to proceed to write your first mapreducer program?
What is mapper in map reduce?
Explain what does the conf.setMapper Class do in MapReduce?
How is mapreduce related to cloud computing?
In Hadoop, which file controls reporting in Hadoop?
What is an input reader in reference to mapreduce?
how Hadoop is different from other data processing tools?
Categories
-
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)
