What do you mean by taskinstance?
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How to enable/configure the compression of map output data in hadoop?
How Mapper is instantiated in a running job?
Is hadoop a database?
What is the default replication factor?
What is the difference between Hadoop and Traditional RDBMS?
Name the various types of lists supported by bootstrap.
What is Rack awareness?
How to restart Namenode?
What do you know by storage and compute node?
How does NameNode tackle DataNode failures?
How you can contact your client everyday ?
How to enable recycle bin or trash in hadoop?
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