Which port does SSH work on?
Is there another way to check whether Namenode is working?
What is the NameNode port number?
Give me an example of document database ?
What is the characteristic of streaming API that makes it flexible run MapReduce jobs in languages like Perl, Ruby, Awk etc.?
What are the four modules that make up the Apache Hadoop framework?
How does job tracker schedule a job for the task tracker?
What is 'jps'?
Explain about Hadoop file system and processing framework?
How Hadoop is cost-effective?
What does the mapred.job.tracker command do?
Is it possible to rename the output file, and if so, how?
What are the Hadoop features extended to its eco-system components ?
What is job tracker in Hadoop?
What sorts of actions does the job tracker process perform?