MongoDB NoSQL Database Interview Questions
MongoDB is the best free open source NoSQL document oriented database. If you are preparing for the technical interview on MongoDB NoSQL database, must prepare the following MongoDB NoSQL database interview questions. These MongoDB NoSQL database interview questions cover basic ...
How YARN Opens Doors to Easier Programming Tools for Hadoop 2.0 Users
The emergence of YARN for the Hadoop 2.0 platform has opened the door to new tools and applications that promise to allow more companies to reap the benefits of big data in ways never before possible with outcomes possibly never ...
Exploring The Hadoop Network Topology
Hadoop is designed to run on large clusters of commodity servers – in many cases spanning many physical racks of servers. A physical rack is in many cases a single point of failure (for example, having typically a single switch ...
Why NoSQL became MORE SQL
One of the key points I raised was about how many folks were just slapping on Big Data badges to the same old same old, another was that Map Reduce really doesn't work they way traditional IT estates behave which ...
Hadoop admin interview questions
Which operating system(s) are supported for production Hadoop deployment?
The main supported operating system is Linux. However, with some additional software Hadoop can be deployed on Windows.
What is the role of the namenode?
The namenode is the "brain" of the Hadoop cluster ...
6 things to make your Big Data project succeed
Some things that you can do to actually make the Big Data project you take on succeed. Â The first thing you need to do is stop trying to make 'Big Data' succeed and instead start focusing on how you educate ...
How to learn Hadoop like a boss
Big data is reshaping the landscape of business IT. Thanks to cheap storage, the massive processing power of the latest technology, and tools like Hadoop, organisations are now able to mine terabytes of information and derive useful business intelligence from ...
Anatomy of a MapReduce Job
Hadoop Ecosystem and MapReduce
There is an extensive list of products and projects that either extend Hadoop’s functionality or expose some existing capability in new ways. For example, executing SQL-like queries on top of Hadoop has spwaned several products. Facebook started ...
Top 10 Most Innovative Companies in Big Data
According to one projection, the sales of big-data-related products and services grew to more than $18 billion in 2013. Companies can now map your genome, find the best fit for clothing, and improve students' grades, to name a few examples. ...
Integrating Hadoop into Business Intelligence and Data Warehousing
Information from SAS and TDWI Research
The purpose of this report is to accelerate users’ understanding of the many new products and practices based on Hadoop technologies that have emerged in recent years. While Hadoop usage is a minority practice today, ...