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To build career as a Hadoop developer, one must be clear with Hadoop concepts and have a working knowledge of analysing data using MapReduce, Hive and Pig. Typical Hadoop interview questions include topics such as replication factor, node failures and distributed caching.
Here are some basic hadoop interview questions
Added by John on October 22, 2015 at 9:30am — No Comments
Guest blog post by Bernard Marr
From time to time, you still come across someone with the opinion that Big Data is nothing more than a fad, which will be forgotten about soon enough.
You might not expect to hear this from me, but they’re actually right. Well – half right, at least!
As I’ve written before, I’m not actually a fan of the term “Big Data”, which puts overemphasis on the…Continue
Added by Andrei Macsin on October 20, 2015 at 3:59pm — No Comments
Originally posted here.
Added by suresh kumar gorakala on October 13, 2015 at 6:30am — No Comments
In my previous blog I have explained about linear regression. In today’s post I will explain about logistic regression.
Consider a scenario where we need to predict a medical condition of a patient (HBP) ,HAVE HIGH BP or NO HIGH BP, based on some observed symptoms – Age, weight, Issmoking, Systolic value, Diastolic value, RACE, etc.. In this…
Added by suresh kumar gorakala on October 9, 2015 at 9:13am — No Comments
As companies sort out data management to facilitate analytics for better decision outcomes, they've got to optimize user experience. The ROI of these technology investments are correlated.
Legacy performance management solutions were architected for smaller, less-complex and static computing environments that did not…Continue
Added by Gabriel Lowy on October 6, 2015 at 9:10am — No Comments
It’s the age of digital and we are all wired in. Smart phones, tablets, hundreds of television channels, thousands of apps, social media, and online shopping are part of our…
Added by Michael Meyers on October 2, 2015 at 8:30am — No Comments
Benjamin Graham’s The Intelligent Investor is considered by many, including his disciple Warren Buffet, as the finest book ever written on the subject of investing. At the heart of Graham’s thesis is the question, “Can investors uncover intrinsic value in specific securities if…Continue
Added by Gabriel Lowy on October 1, 2015 at 7:33am — No Comments