What are the default configuration files that are used in hadoop?
What are the functions of NameNode?
Can you explain how do ‘map’ and ‘reduce’ work?
How can I install Cloudera VM in my system?
Define a datanode?
What is yarn in hadoop?
What is Row Key?
Which files are used by the startup and shutdown commands?
What is inputsplit in hadoop? Explain.
How do you categorize a big data?
What is unstructured data?
How can one increase replication factor to a desired value in Hadoop?
What are the modes in which Apache Hadoop run?