Although the Hadoop framework is implemented in Java , MapReduce applications need not be written in :

What is the java interface to implement serialization in HADOOP?

Processing engine pada hadoop bernama

If you are storing a file of 100 MB in HDFS using the default configuration, and if it perform replication management policy then how much of data is residing in different data node

Expand JVM What is its full form

Output of the mapper is first written on the local disk for sorting and _________ process.

A ________ node acts as the Slave and is responsible for executing a Task assigned to it by the JobTracker

...................................... is the utility that enables us to create or run MapReduce scripts in any language either, java or non-java, as mapper/reducer.

_________command displays the last few lines present in the given file.

________ NameNode is used when the Primary NameNode goes down.

_______________function processes a key/value pair to generate a set of intermediate key/value pairs.

Move the file or directory with ________Command

_________ maps input key/value pairs to a set of intermediate key/value pairs.

NameNode is the ...................................... in the Apache Hadoop HDFS Architecture that maintains and manages the blocks present on the DataNodes .......................

He default InputFormat is __________ which treats each value of input a new value and the associated key is byte offset.

___________is the primary data storage system in Hadoop

The ........................................................ works concurrently with the primary NameNode as a helper daemon.

I have a file “example.txt” of size 514 MB. If default configuration of block size, which is 128 MB. Then, how many blocks will be created?

___________command copies the file or directory identified by the source to destination.

The need for data replication can arise in various scenarios like ____________

_________ command copies a single src file or multiple src files from local file system to Hadoop file system.

The number of maps is usually driven by the total size of ____________

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_____________is the slave/worker node and holds the user data in the form of Data Blocks.

....................................is the storage layer, .....................................is the resource management layers and ----------------------------------is data processing layer of hadoop