Whizlabs Blog - Online Learning Place for Cloud Professionals

How to Start Learning Hadoop for Beginners?

Technology has changed its landscape. Everything you may hear today is revolving around some big terms like big data, cloud, AI, data science, etc. To put it in another way IT professionals are following the trajectory of these booming technologies. Big Data is something that has taken a high momentum in last two years. And when we talk about big data, Hadoop is the ultimate term that comes to mind. No other big data processing tool has gained such market popularity than this open source tool from Apache. However, Hadoop is a growing field with continuous upgradation and added features […]

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How to Start A Career in Big Data as a Fresher? [Updated]

Big Data / By Aditi Malhotra

Big Data is one of the most rewarding careers with a number of opportunities in the field. Organisations today are looking for data analysts, data engineers, and professionals with Big Data expertise in a big number. The need for analytics professionals and big data architects is also increasing. In this article, you will learn how to start big data career and get your hands on big data jobs for freshers. Forbes has predicted that Hadoop market will grow to a 99 billion dollar market by the year 2022 growing at a 42% CAGR. Hence, there is a growing interest of

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What are the Limitations of Apache Spark?

Big Data / By Aditi Malhotra

Apache Spark is one of the popular and widely used Big Data tools among the industries. Apache Spark has become a buzz in the industry and is very trending nowadays. But the industries are shifting towards Apache Flink – the 4th Generation of Big Data due to Apache Spark limitations. Want to know more about Apache Spark? Learn Apache Spark with this Guide, here is everything you need to know about Apache Spark as a beginner! In this article, we will describe Apache Spark limitations in detail. Let’s start with the Apache Spark introduction first! Apache Spark Introduction Apache Spark

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How can Hadoop Help a Data Scientist in Predictive Analysis?

Big Data / By Aditi Malhotra

Big Data Analytics has obtained a new height with Hadoop. This open source big data processing platform helps in capturing, storing, and processing the massive volumes of unstructured data. The real-time data has gained enormous credibility with its revolutionary contribution in business. Hadoop predictive analytics is today’s real-time recommendation to reduce cost and market analysis for better performance. Want to get one level up in your Hadoop career? Here is the list of Best Hadoop Certifications in 2018. Choose one and get certified now! Hadoop predictive analytics is the advanced analytics method that provides better insights on the customer, potential risks, product portfolio

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An Introduction to Amazon Web Services (AWS)

Amazon Web Services / By Pavan Gumaste

New in the era of Cloud Computing? Let’s have a quick Introduction to Cloud Computing! AWS is the name in the cloud market, that doesn’t need any introduction. It has gained a pace for providing a broad range of cloud computing services. So, the question is – What is AWS? Amazon Web Services (AWS) is the fastest-growing cloud technology provided by Amazon. AWS provides on-demand cloud computing services on a pay-as-you-go basis. With the increasing importance of AWS cloud, AWS online courses & certifications are becoming more popular. If you are one who is aspiring to build a successful career

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101 Big Data Terms You Should Know

Big Data / By Aditi Malhotra

With the huge amount of data that is generated every day, it becomes important to understand the complexity of Big Data. If you are planning to enter in the Big Data planet, you should be familiar with the Big Data terms. These terms will help you dive deep into the world of big data. So, let’s start with the term Big Data itself – An accurate definition of “Big Data” is quite hard to clinch as business professionals, projects, practitioners, and vendors take it in a different way. So, generally speaking, big data is: large/big data sets (large dataset refers

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AWS SAA-C03 Exam Preparation: Amazon EC2 Study Notes

Amazon Web Services / By Pavan Gumaste

Are you preparing for AWS Certified Solutions Architect – Associate [SAA-C03] exam? In this AWS SAA-C03 Exam Preparation Series, we are going to cover AWS CSAA exam topics that will help you to get prepared for the exam. First in this series is, AWS EC2 (Elastic Compute Cloud), and we have brought study notes for you. These EC2 study notes will help you to prepare and revise the topic during your AWS SAA-C03 exam preparation. Let’s start with some general points about EC2. Elastic Compute Cloud (EC2) An Amazon EC2 instance is a virtual server that exists in Amazon’s Elastic Compute

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NoSQL vs. SQL – How NoSQL is Better for Big Data Applications?

Big Data / By Aditi Malhotra

Data has become an ever-expanding array of information. It is collected as user information, geographic location data, sensor-generated data, social media feed, and in many other forms. This massive set of unstructured data which is commonly known as big data has now become the backbone of analysis for many mission-critical applications. When it comes to the question of storing such huge data, there are two ways to do it – either in relational databases or in a mapping way. For the first way, SQL is the best fit, whereas for the second one NoSQL is the answer. In other words,

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Learn Apache Spark: A Comprehensive Guide

Big Data / By Aditi Malhotra

This is the comprehensive guide that will help you learn Apache Spark. Starting from the introduction, I’ll show you everything you want to know about Apache Spark. Sounds good? Let’s dive right in.. What is Apache Spark? Why there is a buzz all around about this technology? Why is it important to learn Apache Spark? This definite guide will help you to get the answer to all of these questions. 2011, Yes! It was the year when I first heard of the term “Apache Spark”. It was the time when I developed an interest in learning Scala; it is the

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Is PMP Exam Totally Changed After PMBOK 6 [Latest Edition]??

Project Management / By Pavan Gumaste

Finally, the updated version of PMP exam based on PMBOK 6 is released on March 26th, 2018! Yes, this new version of Project Management Professional (PMP) exam is based on the Project Management Body of Knowledge 6th edition (PMBOK 6). Worth mention, there is no overlap between the old version and new version of the exam. You will not be able to make an attempt for the PMP exam based on PMBOK 5th edition after March 26th, 2018, 12:01 AM. So, all the candidates who are now planning to become certified PMPs will enroll for the PMBOK 6 based PMP

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