AWS EMR (Elastic MapReduce) – Introduction

Amazon EMR or AWS EMR is a managed cluster platform that simplifies running big data frameworks, such as Apache Hadoop and Apache Spark, on AWS to process and analyze vast amounts of data. Architecture: EMR cluster refers to a group of AWS EC2 instances built on AWS ami. Each instance in the cluster is called a node. Each node … Continue reading AWS EMR (Elastic MapReduce) – Introduction

CCA131 sample exam questions

Below are the cca131 sample exam questions format in which the problems will appear in the exam. Each problem contains three sections - instructions, data description and output requirements. Instructions explain about the problem and what needs to be done; Data description contains nodes/services details or relevant information to solve the problem; Output requirements is … Continue reading CCA131 sample exam questions

How your resume shouldn’t be – observations on screening profiles for Hadoop Admin role

I've screened around 50 profiles/resume in recent months for the technical round of Hadoop Admin/Engineer position and it's shocking to see how terrible the candidates resumes are. All the resumes came through Consultancies and they do have major share for the poor quality of those resumes. I'm listing the below points I observed during screening … Continue reading How your resume shouldn’t be – observations on screening profiles for Hadoop Admin role

AWS Certified Solutions Architect – Associate exam feedback

In this post I'm going to share my feedback on AWS Certified Solutions Architect Associate exam, preparation strategy and the exam tips. I passed all 3 AWS certifications in recent months and I took them in the order of CSA first, followed by Developer associate and finally Sysops Associate. You can find my feedback on … Continue reading AWS Certified Solutions Architect – Associate exam feedback