Category Archives: Hadoop

Hadoop Architecture: A Detailed Guide for Beginners

In this internet world, a huge amount of data is generated from various sources, like social media platforms, emails, audio files, videos, documents, etc. Such type of data is referred to as unstructured data. Traditional data storage systems, like relational database management systems (RDBMS), cannot efficiently manage the storage and processing of unstructured data since such data is… Read More »

What is MapReduce in Hadoop? How Does it Work?

The world is witnessing the generation of massive amounts of data. But the major challenge is how to process that collected unstructured data efficiently and speedily to transform it into actionable information. This is where the MapReduce programming model comes into play. MapReduce, one of the core components of the Apache Hadoop ecosystem, has earned a lot of… Read More »

Hadoop vs Spark: Revealing All the Crucial Differences

With the continuous generation of large volumes of structured and unstructured data, there arose the need for robust frameworks that can process such data efficiently in less time. The two popular and widely used frameworks for processing big data are Apache Spark and Hadoop, and both these frameworks are the products of the Apache Software Foundation. While both… Read More »

What is Hadoop? What Key Benefits Does it Offers?

The amount of data generated each day is simply overwhelming. With the increasing rate of data generation, there arises the need for a system that organizes and processes large amounts of data in a jiffy. Hadoop is one such platform that manages, stores, and processes large volumes of data sets quickly. This article will help you understand the… Read More »

10 Best Hadoop Certifications to Become a Big Data Expert

Big data has become essential for organizations that want to gain important insights into their business and stay ahead of the competition. Nowadays, every business is getting online. As a result, every business is currently accumulating mountains of data and has no idea what to do with it. Thus, they require experts who can decipher this information and… Read More »

60 Top Hadoop Interview Questions and Answers in 2022

Apache Hadoop is an open-source big data framework written in Java. It stores and processes humongous amounts of data. Hadoop is licensed under Apache License 2.0. Before discussing the best Hadoop interview questions for 2022, let’s know a little more about Hadoop. The name Hadoop comes from an interesting fact that Doug Cutting, one of the creators of… Read More »