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What is the use of spark and scala frameworks after hadoop...

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Spark is inmemory processing and it is 100 times faster than hadoop.Hadoop is for batch process but spark for microbatch
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Certified Hadoop Developer with Spark Expertise

Though we are using map reduce for the batch processing, but its not meant for real time processing, for this reason clients are looking for spark. and spark has been developed in scala, it would be more friendly in development area compared to java. So finally conclusion is 1. spark is for real time...
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Though we are using map reduce for the batch processing, but its not meant for real time processing, for this reason clients are looking for spark. and spark has been developed in scala, it would be more friendly in development area compared to java. So finally conclusion is 1. spark is for real time processing 2. scala is to work on spark (more compatible, fast, easy while working in development environment) read less
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what is the minimum course duration of hadoop and fee? can anyone give me info.
Hi, Hadoop ,Apache Spark and machine learning . Fees 12k
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I want to learn Hadoop admin.
Hi Suresh, I am providing hadoop administration training which will lead you to clear the Cloudera Administrator Certification exam (CCA131). You can contact me for course details. Regards Biswanath
Suresh

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