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Hadoop architecture is a framework for distributed storage and processing of large data sets across clusters of computers.
Hadoop consists of HDFS for storage and MapReduce for processing.
It follows a master-slave architecture with a single NameNode and multiple DataNodes.
Data is stored in blocks across multiple DataNodes for fault tolerance and scalability.
MapReduce processes data in parallel across the cluster for fas...
Spark architecture refers to the structure and components of Apache Spark, a distributed computing framework.
Spark architecture includes components like Driver, Executors, and Cluster Manager.
Driver is responsible for converting user code into tasks and scheduling them on Executors.
Executors are responsible for executing tasks and storing data in memory or disk.
Cluster Manager is responsible for managing resources acro...
I applied via Recruitment Consulltant and was interviewed before Aug 2021. There were 2 interview rounds.
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