Install Java 8 on Ubuntu – Step by step guide for Beginners

1. Objective In this article, we will learn how to install Java 8 on Ubuntu OS. We will install JDK in Ubuntu. Java is a programming technology which is actually developed by Sun Microsystems. Java is free to download and use for commercial use. 2. How to Install Java 8 on Ubuntu? Here we will discuss the steps to install Java 8 on Ubuntu- i) At first, we will download the package file from the official website.  http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html. The download package is different […]

Install Java on Ubuntu

Simple Steps to Install Hadoop 2.8.x on Ubuntu   Recently updated !

1. Objective This article explains how to install Hadoop 2.8.x on Ubuntu in simple steps. Moreover, we will deploy Hadoop on the single node cluster on Ubuntu Linux. We will also enable YARN on the cluster while installation. 2. Hadoop Overview   Hadoop is a framework for running distributed computing programs. It comprises of HDFS and Map Reduce (Programming framework). The user can run only the MapReduce program in the earlier versions of Hadoop. Therefore, it was fit for batch processing […]


R Multiple Choice Questions and Answers – Part 2

Objective In our previous R blogs, we have covered each topic of R Programming language, but, it is necessary to brush up your knowledge with time. Hence to keep this in mind we have planned R multiple choice questions and answers. This R online quiz will help you to revise your R concepts. All these R quiz questions are designed along with their answers to help you. R Multiple Choice Questions and Answers to test you R Programming Skills If […]

R Multiple Choice Questions and Answers

R interview Questions and Answers for Freshers and Experienced

Frequently Asked R Interview Questions and Answers

Objective As we have already discussed R in deep in our previous blogs. Now in this respective blog, we will provide you 30 frequently asked R interview questions and answers including advanced terminologies to advanced long answers. These questions will definitely help you to sort out your each and every small concept. Top 30 R Interview Questions and Answers for Freshers and Experienced Q.1. Explain how you can start the R commander GUI? rcmdr command is used to start the R […]


Introduction to Pig Latin Operators and Statements

1. Objective In our previous blog, we have seen Apache Pig introduction and pig architecture in detail. Now in this article covers the basics of Pig Latin Operators such as comparison, general and relational operators. Moreover, we will also cover the type construction operators as well. We will also discuss the Pig Latin statements in this blog with an example. 2. What is Pig Latin? Pig Latin is the language which analyzes the data in Hadoop using Apache Pig. An […]

Introduction to Pig Latin Operators.

Components of Apache Pig

Apache Pig Architecture and Execution Modes

1. Objective In this article, we will cover the Apache Pig Architecture. It is actually developed on top of Hadoop. Moreover, we will see the various components of Apache Hive and Pig Latin Data Model. The Apache Pig provides a high-level language. We will also see the two modes to run this component. 2. Introduction to Apache Pig Architecture The language which analyzes data in Hadoop using Pig called as Pig Latin. Therefore, it is a high-level data processing language. While it […]


R Programming Online Quiz Questions and Answers – Part 1

Objective R Technology is an open source programming language. One of the most important things of R is that it produces the best publication quality post. This is because R is available as Free Software under the terms of the Free Software Foundation’s GNU. R is a very important topic because R is trending too much nowadays. If you are not familiar with R you can go through our R tutorials. After reading this tutorial, to boost your mind and […]

R Programming Online Quiz Questions and Answers

Career growth in R Programming.

Future Scope, Salary and Career Growth in R Programming

1. Objective In our previous blogs we have studied What is R Programming in detail. Now we will discuss the future scope of R Programming Language, what is the average salary of a R programmer, What are the Career growth in R Programming world. All these question will be answered in this R blog. We will also discuss various job roles in R language and the skills required to get these jobs. 2. Career Growth in R Programming Here we […]


How to Install R, R Studio and R Packages in Simple Steps?

1. Objective This blog is all about R Installation. In this blog, we will understand how to install R. We will also learn how to install R Studio and R packages for R programming. At last, we will also discuss how to update R, How to update R Studio and R packages in simple steps? Here, complete steps are given for easy learning of R installation. 2. How to Install R, R Studio, and R Packages? Here we will discuss […]

Learn How to Install R, R Studio, and R Packages.

125 R Interview Questions and Answers for Freshers & Experienced 1

Objective In our previous R blog, we have discussed all the topics related to R Programming in detail. In this blog, we are going to provide you a top R Interview Questions and Answers. Here we will discuss the top 125 R Interview Questions and Answers for both Freshers and Experienced. Links are also provided along with the questions to the deep understanding of the topic. Hope this blog will help you a lot to crack R Interview. Happy Job […]