Can we do online transactions(oltp) using hadoop?
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what factors the block size takes before creation?
Knox and Hadoop Development Tools?
Explain how input and output data format of the hadoop framework?
What do slaves consist of?
What are the additional benefits YARN brings in to Hadoop?
What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?
How Mapper is instantiated in a running job?
Suppose Hadoop spawned 100 tasks for a job and one of the task failed. What will Hadoop do?
Explain the use of .mecia class?
What alternate way does HDFS provides to recover data in case a Namenode
How to change replication factor of files already stored in HDFS?
Define a task tracker?
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