Explain how can we check whether namenode is working or not?
No Answer is Posted For this Question
Be the First to Post Answer
What is check pointing in hadoop?
What are the four basic parameters of a mapper?
What is the logistic regression?
What is CAP Theorem? What aspects does Hadoop support from this theorem?
How many maps are there in a particular job?
Explain Data Locality in Hadoop?
What is Balancer in Hadoop?
Which are the three modes in which hadoop can be run?
What is the hadoop-core configuration?
Hadoop achieves parallelism by dividing the tasks across many nodes, it is possible for a few slow nodes to rate-limit the rest of the program and slow down the program. What mechanism Hadoop provides to combat this?
What is pseudo-distributed mode?
What are the different modes in which we can configure/install Hadoop?
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)