Hadoop BIG DATA Interview Questions You'll Most Likely Be Asked

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Publisher : VIBRANT PUBLISHERS USA
ISBN 13 : 9781946383488
Total Pages : 0 pages
Book Rating : 4.3/5 (834 download)

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Book Synopsis Hadoop BIG DATA Interview Questions You'll Most Likely Be Asked by : Vibrant Publishers

Download or read book Hadoop BIG DATA Interview Questions You'll Most Likely Be Asked written by Vibrant Publishers and published by VIBRANT PUBLISHERS USA. This book was released on 2017-03-30 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Hadoop BIG DATA Interview Questions You'll Most Likely Be Asked is a perfect companion to stand ahead above the rest in today's competitive job market.

Innovative Interview Questions You’ll Most Likely Be Asked

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Publisher : Vibrant Publishers
ISBN 13 : 1949395987
Total Pages : 147 pages
Book Rating : 4.9/5 (493 download)

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Book Synopsis Innovative Interview Questions You’ll Most Likely Be Asked by : Vibrant Publishers

Download or read book Innovative Interview Questions You’ll Most Likely Be Asked written by Vibrant Publishers and published by Vibrant Publishers. This book was released on 2020-05-31 with total page 147 pages. Available in PDF, EPUB and Kindle. Book excerpt: 250 Innovative Real-life scenario-based Interview Questions A perfect companion to stand ahead of the rest in today’s competitive job market Strategies to respond to interview questions Stand ahead of the rest in today’s competitive job market Does the thought of going blank in the middle of an interview scare you? Do you get goosebumps thinking what will I be asked in my next job interview? A job interview can be very scary and extremely exciting at the same time; candidates are always looking for new ways to put their best foot forward during an interview. Innovative Interview Questions You’ll Most Likely Be Asked is a great resource, inside there is a variety of interview questions you can expect to be asked at your next interview. Questions inside this book can help you answer questions asked in the following areas. 1) Leadership 2) Personality 3) Confidence 4) Character 5) Adaptiveness 6) Composure 7) Behavioral 8) Innovation 9) Problem Solving 10) Job Competency With all these you are all geared up for your next BIG INTERVIEW!

HR Interview Questions You'll Most Likely Be Asked

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Publisher : Vibrant Publishers
ISBN 13 : 1949395758
Total Pages : 161 pages
Book Rating : 4.9/5 (493 download)

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Book Synopsis HR Interview Questions You'll Most Likely Be Asked by : Vibrant Publishers

Download or read book HR Interview Questions You'll Most Likely Be Asked written by Vibrant Publishers and published by Vibrant Publishers. This book was released on 2020-05-09 with total page 161 pages. Available in PDF, EPUB and Kindle. Book excerpt: 225 HR Interview Questions Strategies to respond to Interview Questions Real life SCENARIO-BASED questions NEW examples added HR Interview Questions You'll Most Likely Be Asked is a perfect companion to stand ahead of the rest in today’s competitive job market. An Interview is the most crucial of all processes of recruitment as it concludes with either an offer letter or a good-bye handshake. This book is ideal for you if you are preparing for THE interview. It covers the basic to the most infamous interview questions along with proven answers and tricks to mould them in line with your professional career. HR questions likely to be asked by an interviewer are segregated into 15 pertinent categories namely Creativity, Leadership, Teamwork, Deadlines and Time Management, Dedication and Attitude, Personality, Decision making, Goals, Creative Questions, Customer Service, Background and Experience, Business Skills and Knowledge, Communication, Job Searching and Scheduling and Knowledge of the company. With all these you are all geared up for your next big Interview! Includes a) 225 HR Interview Questions, Answers and proven strategies for getting hired b) Dozens of examples to respond to interview questions c) Includes most popular Real Life Scenario Questions

Core Java Interview Questions You'll Most Likely Be Asked

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Publisher : Vibrant Publishers
ISBN 13 : 1636510418
Total Pages : 291 pages
Book Rating : 4.6/5 (365 download)

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Book Synopsis Core Java Interview Questions You'll Most Likely Be Asked by : Vibrant Publishers

Download or read book Core Java Interview Questions You'll Most Likely Be Asked written by Vibrant Publishers and published by Vibrant Publishers. This book was released on 2021-09-10 with total page 291 pages. Available in PDF, EPUB and Kindle. Book excerpt: ● Concept refresher for Java (includes Java 8 and Java 9) ● Ideal prep guide for coding interviews - technical and HR rounds ● Guidance for Resume building and Aptitude tests ● Includes Scenario based questions ● Developed and recommended by industry experts and placement experts Core Java Interview Questions You’ll Most Likely Be Asked: Second Edition is your perfect companion to stand above the rest in today’s competitive job market. With this guide, you learn or refresh Core Java fundamentals and principles necessary for cracking the coding interview and acquaint yourself with real-life interview questions and strategies to reach the solutions. The Resume building tutorial and the Aptitude tests equip you to present yourself better even before the job interview. This book is a complete course in itself to prepare for your dream Java job placement. About the Series This book is part of the Job Interview Questions series that has more than 75 books dedicated to interview questions and answers for different technical subjects and HR round related topics. This series of books is written by experienced placement experts and subject matter experts. Unlike comprehensive, textbook-sized reference guides, these books include only the required information for job search. Hence, these books are short, concise and ready-to-use by students and professionals.

1000 Big Data & Hadoop Interview Questions and Answers

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Publisher : Vamsee Puligadda
ISBN 13 :
Total Pages : pages
Book Rating : 4./5 ( download)

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Book Synopsis 1000 Big Data & Hadoop Interview Questions and Answers by : Vamsee Puligadda

Download or read book 1000 Big Data & Hadoop Interview Questions and Answers written by Vamsee Puligadda and published by Vamsee Puligadda. This book was released on with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Knowledge for Free... Get that job, you aspire for! Want to switch to that high paying job? Or are you already been preparing hard to give interview the next weekend? Do you know how many people get rejected in interviews by preparing only concepts but not focusing on actually which questions will be asked in the interview? Don't be that person this time. This is the most comprehensive Big Data, Hadoop interview questions book that you can ever find out. It contains: 1000 most frequently asked and important Big Data, Hadoop interview questions and answers Wide range of questions which cover not only basics in Big Data, Hadoop but also most advanced and complex questions which will help freshers, experienced professionals, senior developers, testers to crack their interviews.

Big Data Hadoop Interview Guide

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Publisher :
ISBN 13 : 9789389898323
Total Pages : 96 pages
Book Rating : 4.8/5 (983 download)

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Book Synopsis Big Data Hadoop Interview Guide by : Vishwanathan Narayanan

Download or read book Big Data Hadoop Interview Guide written by Vishwanathan Narayanan and published by . This book was released on 2021-01-02 with total page 96 pages. Available in PDF, EPUB and Kindle. Book excerpt: A power-packed guide with solutions to crack a Big data Hadoop Interview KEY FEATURES •Get familiar with Big data concepts •Understand the working of Hadoop and its ecosystem. •Understand the working of HBase, Pig, Hive, Flume, Sqoop and Spark •Understand the capabilities of Big data including Hadoop and HDFS •Up and running with how to perform speedy data processing using Apache Spark DESCRIPTION This book prepares you for Big data interviews w.r.t. Hadoop system and its ecosystems such as HBase, Pig, Hive, Flume, Sqoop, and Spark. Over the last few years, there is a rise in demand for Big Data Scientists/Analysts throughout the globe. Data Analysis and Interpretation have become very important lately. The book covers many interview questions and the best possible ways to answer them. Along with the answers, you will come across real-world examples that will help you understand the concepts of Big Data. The book is divided into various sections to make it easy for you to remember and associate it with the questions asked. WHAT YOU WILL LEARN •Apache Pig interview questions and answers •HBase and Hive interview questions and answers •Apache Sqoop interview questions and answers •Apache Flume interview questions and answers •Apache Spark interview questions and answers WHO THIS BOOK IS FOR This book is for anyone interested in big data. It is also useful for all jobseekers and freshers who wants to drive their career in the field of Big Data and Data Processing. TABLE OF CONTENTS 1.Big data, Hadoop and HDFS interview questions 2.Apache PIG interview questions 3.Hive interview questions 4.Hbase interview questions 5.Apache Sqoop interview questions 6.Apache Flume interview questions 7.Apache Spark interview questions

Big Data Hadoop Interview Guide

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Author :
Publisher :
ISBN 13 :
Total Pages : 96 pages
Book Rating : 4.:/5 (126 download)

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Book Synopsis Big Data Hadoop Interview Guide by : Vishwanathan Narayanan

Download or read book Big Data Hadoop Interview Guide written by Vishwanathan Narayanan and published by . This book was released on 2021 with total page 96 pages. Available in PDF, EPUB and Kindle. Book excerpt: A power-packed guide with solutions to crack a Big data Hadoop interview, this book covers many interview questions and the best possible ways to answer them, and provides real-world examples that will help you understand the concepts of Big Data. --

Mastering the Data Scientist Interview - Beneficial in Learning In-Demand Big Data Technologies to Help Fresh Graduates Grab High Paying Data Science Job Roles in the Top IT Firms Globally

Download Mastering the Data Scientist Interview - Beneficial in Learning In-Demand Big Data Technologies to Help Fresh Graduates Grab High Paying Data Science Job Roles in the Top IT Firms Globally PDF Online Free

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Publisher :
ISBN 13 : 9781636510774
Total Pages : pages
Book Rating : 4.5/5 (17 download)

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Book Synopsis Mastering the Data Scientist Interview - Beneficial in Learning In-Demand Big Data Technologies to Help Fresh Graduates Grab High Paying Data Science Job Roles in the Top IT Firms Globally by : Vibrant Publishers

Download or read book Mastering the Data Scientist Interview - Beneficial in Learning In-Demand Big Data Technologies to Help Fresh Graduates Grab High Paying Data Science Job Roles in the Top IT Firms Globally written by Vibrant Publishers and published by . This book was released on 2021-09-30 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Mastering The Data Scientist Interview - Beneficial in learning in-demand Big Data Technologies to help fresh graduates grab high paying Data Science job roles in the Top IT Firms globally!Rather than going through comprehensive, textbook-sized reference guides, this book includes only the information required immediately for job search to build an IT career. This book puts the interviewee in the driver's seat and helps them steer their way to impress the interviewer.1800+ Interview QuestionsReal life scenario based questionsStrategies to respond to interview questionsFree 2 Aptitude Tests onlineThis COMBO includes the following SIX Books:C & C++ Interview Questions You'll Most Likely Be Asked (ISBN-13: 978-1946383136)CORE JAVA Interview Questions You'll Most Likely Be Asked (ISBN-13: 978-1946383129)Data Structures & Algorithms Interview Questions You'll Most Likely Be Asked (ISBN-13: 978-1946383068)ORACLE PL/SQL Interview Questions You'll Most Likely Be Asked (ISBN-13: 978-1946383112)Python Interview Questions You'll Most Likely Be Asked (ISBN-13: 978-1946383822)Hadoop BIG DATA Interview Questions You'll Most Likely Be Asked (ISBN-13: 978-1946383488)

Big Data Analysis: New Algorithms for a New Society

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Publisher : Springer
ISBN 13 : 3319269895
Total Pages : 329 pages
Book Rating : 4.3/5 (192 download)

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Book Synopsis Big Data Analysis: New Algorithms for a New Society by : Nathalie Japkowicz

Download or read book Big Data Analysis: New Algorithms for a New Society written by Nathalie Japkowicz and published by Springer. This book was released on 2015-12-16 with total page 329 pages. Available in PDF, EPUB and Kindle. Book excerpt: This edited volume is devoted to Big Data Analysis from a Machine Learning standpoint as presented by some of the most eminent researchers in this area. It demonstrates that Big Data Analysis opens up new research problems which were either never considered before, or were only considered within a limited range. In addition to providing methodological discussions on the principles of mining Big Data and the difference between traditional statistical data analysis and newer computing frameworks, this book presents recently developed algorithms affecting such areas as business, financial forecasting, human mobility, the Internet of Things, information networks, bioinformatics, medical systems and life science. It explores, through a number of specific examples, how the study of Big Data Analysis has evolved and how it has started and will most likely continue to affect society. While the benefits brought upon by Big Data Analysis are underlined, the book also discusses some of the warnings that have been issued concerning the potential dangers of Big Data Analysis along with its pitfalls and challenges.

Parallel and Concurrent Programming in Haskell

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Publisher : "O'Reilly Media, Inc."
ISBN 13 : 1449335926
Total Pages : 322 pages
Book Rating : 4.4/5 (493 download)

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Book Synopsis Parallel and Concurrent Programming in Haskell by : Simon Marlow

Download or read book Parallel and Concurrent Programming in Haskell written by Simon Marlow and published by "O'Reilly Media, Inc.". This book was released on 2013-07-12 with total page 322 pages. Available in PDF, EPUB and Kindle. Book excerpt: If you have a working knowledge of Haskell, this hands-on book shows you how to use the language’s many APIs and frameworks for writing both parallel and concurrent programs. You’ll learn how parallelism exploits multicore processors to speed up computation-heavy programs, and how concurrency enables you to write programs with threads for multiple interactions. Author Simon Marlow walks you through the process with lots of code examples that you can run, experiment with, and extend. Divided into separate sections on Parallel and Concurrent Haskell, this book also includes exercises to help you become familiar with the concepts presented: Express parallelism in Haskell with the Eval monad and Evaluation Strategies Parallelize ordinary Haskell code with the Par monad Build parallel array-based computations, using the Repa library Use the Accelerate library to run computations directly on the GPU Work with basic interfaces for writing concurrent code Build trees of threads for larger and more complex programs Learn how to build high-speed concurrent network servers Write distributed programs that run on multiple machines in a network

Big Data

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Publisher : Houghton Mifflin Harcourt
ISBN 13 : 0544002695
Total Pages : 257 pages
Book Rating : 4.5/5 (44 download)

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Book Synopsis Big Data by : Viktor Mayer-Schönberger

Download or read book Big Data written by Viktor Mayer-Schönberger and published by Houghton Mifflin Harcourt. This book was released on 2013 with total page 257 pages. Available in PDF, EPUB and Kindle. Book excerpt: A exploration of the latest trend in technology and the impact it will have on the economy, science, and society at large.

Hadoop: The Definitive Guide

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Publisher : "O'Reilly Media, Inc."
ISBN 13 : 1491901705
Total Pages : 802 pages
Book Rating : 4.4/5 (919 download)

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Book Synopsis Hadoop: The Definitive Guide by : Tom White

Download or read book Hadoop: The Definitive Guide written by Tom White and published by "O'Reilly Media, Inc.". This book was released on 2015-03-25 with total page 802 pages. Available in PDF, EPUB and Kindle. Book excerpt: Get ready to unlock the power of your data. With the fourth edition of this comprehensive guide, youâ??ll learn how to build and maintain reliable, scalable, distributed systems with Apache Hadoop. This book is ideal for programmers looking to analyze datasets of any size, and for administrators who want to set up and run Hadoop clusters. Using Hadoop 2 exclusively, author Tom White presents new chapters on YARN and several Hadoop-related projects such as Parquet, Flume, Crunch, and Spark. Youâ??ll learn about recent changes to Hadoop, and explore new case studies on Hadoopâ??s role in healthcare systems and genomics data processing. Learn fundamental components such as MapReduce, HDFS, and YARN Explore MapReduce in depth, including steps for developing applications with it Set up and maintain a Hadoop cluster running HDFS and MapReduce on YARN Learn two data formats: Avro for data serialization and Parquet for nested data Use data ingestion tools such as Flume (for streaming data) and Sqoop (for bulk data transfer) Understand how high-level data processing tools like Pig, Hive, Crunch, and Spark work with Hadoop Learn the HBase distributed database and the ZooKeeper distributed configuration service

Big Data Analytics

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Publisher : Packt Publishing Ltd
ISBN 13 : 1785889702
Total Pages : 326 pages
Book Rating : 4.7/5 (858 download)

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Book Synopsis Big Data Analytics by : Venkat Ankam

Download or read book Big Data Analytics written by Venkat Ankam and published by Packt Publishing Ltd. This book was released on 2016-09-28 with total page 326 pages. Available in PDF, EPUB and Kindle. Book excerpt: A handy reference guide for data analysts and data scientists to help to obtain value from big data analytics using Spark on Hadoop clusters About This Book This book is based on the latest 2.0 version of Apache Spark and 2.7 version of Hadoop integrated with most commonly used tools. Learn all Spark stack components including latest topics such as DataFrames, DataSets, GraphFrames, Structured Streaming, DataFrame based ML Pipelines and SparkR. Integrations with frameworks such as HDFS, YARN and tools such as Jupyter, Zeppelin, NiFi, Mahout, HBase Spark Connector, GraphFrames, H2O and Hivemall. Who This Book Is For Though this book is primarily aimed at data analysts and data scientists, it will also help architects, programmers, and practitioners. Knowledge of either Spark or Hadoop would be beneficial. It is assumed that you have basic programming background in Scala, Python, SQL, or R programming with basic Linux experience. Working experience within big data environments is not mandatory. What You Will Learn Find out and implement the tools and techniques of big data analytics using Spark on Hadoop clusters with wide variety of tools used with Spark and Hadoop Understand all the Hadoop and Spark ecosystem components Get to know all the Spark components: Spark Core, Spark SQL, DataFrames, DataSets, Conventional and Structured Streaming, MLLib, ML Pipelines and Graphx See batch and real-time data analytics using Spark Core, Spark SQL, and Conventional and Structured Streaming Get to grips with data science and machine learning using MLLib, ML Pipelines, H2O, Hivemall, Graphx, SparkR and Hivemall. In Detail Big Data Analytics book aims at providing the fundamentals of Apache Spark and Hadoop. All Spark components – Spark Core, Spark SQL, DataFrames, Data sets, Conventional Streaming, Structured Streaming, MLlib, Graphx and Hadoop core components – HDFS, MapReduce and Yarn are explored in greater depth with implementation examples on Spark + Hadoop clusters. It is moving away from MapReduce to Spark. So, advantages of Spark over MapReduce are explained at great depth to reap benefits of in-memory speeds. DataFrames API, Data Sources API and new Data set API are explained for building Big Data analytical applications. Real-time data analytics using Spark Streaming with Apache Kafka and HBase is covered to help building streaming applications. New Structured streaming concept is explained with an IOT (Internet of Things) use case. Machine learning techniques are covered using MLLib, ML Pipelines and SparkR and Graph Analytics are covered with GraphX and GraphFrames components of Spark. Readers will also get an opportunity to get started with web based notebooks such as Jupyter, Apache Zeppelin and data flow tool Apache NiFi to analyze and visualize data. Style and approach This step-by-step pragmatic guide will make life easy no matter what your level of experience. You will deep dive into Apache Spark on Hadoop clusters through ample exciting real-life examples. Practical tutorial explains data science in simple terms to help programmers and data analysts get started with Data Science

Professional Hadoop Solutions

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Publisher : John Wiley & Sons
ISBN 13 : 1118824180
Total Pages : 504 pages
Book Rating : 4.1/5 (188 download)

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Book Synopsis Professional Hadoop Solutions by : Boris Lublinsky

Download or read book Professional Hadoop Solutions written by Boris Lublinsky and published by John Wiley & Sons. This book was released on 2013-09-12 with total page 504 pages. Available in PDF, EPUB and Kindle. Book excerpt: The go-to guidebook for deploying Big Data solutions withHadoop Today's enterprise architects need to understand how the Hadoopframeworks and APIs fit together, and how they can be integrated todeliver real-world solutions. This book is a practical, detailedguide to building and implementing those solutions, with code-levelinstruction in the popular Wrox tradition. It covers storing datawith HDFS and Hbase, processing data with MapReduce, and automatingdata processing with Oozie. Hadoop security, running Hadoop withAmazon Web Services, best practices, and automating Hadoopprocesses in real time are also covered in depth. With in-depth code examples in Java and XML and the latest onrecent additions to the Hadoop ecosystem, this complete resourcealso covers the use of APIs, exposing their inner workings andallowing architects and developers to better leverage and customizethem. The ultimate guide for developers, designers, and architectswho need to build and deploy Hadoop applications Covers storing and processing data with various technologies,automating data processing, Hadoop security, and deliveringreal-time solutions Includes detailed, real-world examples and code-levelguidelines Explains when, why, and how to use these tools effectively Written by a team of Hadoop experts in theprogrammer-to-programmer Wrox style Professional Hadoop Solutions is the reference enterprisearchitects and developers need to maximize the power of Hadoop.

Big Data For Dummies

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Publisher : John Wiley & Sons
ISBN 13 : 1118644174
Total Pages : 336 pages
Book Rating : 4.1/5 (186 download)

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Book Synopsis Big Data For Dummies by : Judith S. Hurwitz

Download or read book Big Data For Dummies written by Judith S. Hurwitz and published by John Wiley & Sons. This book was released on 2013-04-02 with total page 336 pages. Available in PDF, EPUB and Kindle. Book excerpt: Find the right big data solution for your business or organization Big data management is one of the major challenges facing business, industry, and not-for-profit organizations. Data sets such as customer transactions for a mega-retailer, weather patterns monitored by meteorologists, or social network activity can quickly outpace the capacity of traditional data management tools. If you need to develop or manage big data solutions, you'll appreciate how these four experts define, explain, and guide you through this new and often confusing concept. You'll learn what it is, why it matters, and how to choose and implement solutions that work. Effectively managing big data is an issue of growing importance to businesses, not-for-profit organizations, government, and IT professionals Authors are experts in information management, big data, and a variety of solutions Explains big data in detail and discusses how to select and implement a solution, security concerns to consider, data storage and presentation issues, analytics, and much more Provides essential information in a no-nonsense, easy-to-understand style that is empowering Big Data For Dummies cuts through the confusion and helps you take charge of big data solutions for your organization.

Thinking Big

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Author :
Publisher : Dinesh Sachdev
ISBN 13 :
Total Pages : 136 pages
Book Rating : 4.5/5 (921 download)

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Book Synopsis Thinking Big by : Dinesh Sachdev

Download or read book Thinking Big written by Dinesh Sachdev and published by Dinesh Sachdev. This book was released on 2021-01-21 with total page 136 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this book, we will be focusing upon following: Apache Hadoop and its components like HDFS and YARN. We will learn about MapReduce framework which is foundation for many big data processing frameworks & technologies. We will walk through Apache Hive, Apache Pig, Apache Flume. Also, detailing Apache Oozie. We will also get an introduction to Apache Sqoop.To get a practical overview, we would implement a case study to analyze Clickstream data and visualize the reports using Jasper iReport Designer tool. Note that this book is written to understand Big Data development. The focus will be minimal on Hadoop Cluster Administration, and/or installing tools & technologies. We will be going through practical exercises rather than keeping it theoretical. It is good to have a basic understanding of programming concepts & any programming language. This book is designed to help developers learn. This book will ensure to keep details simple and practical. Thus, even if you are a novice to IT, by the end of this book you will gain enough knowledge about engineering big data.

Top 200 Data Engineer Interview Questions and Answers

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Publisher :
ISBN 13 : 9781520879833
Total Pages : 166 pages
Book Rating : 4.8/5 (798 download)

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Book Synopsis Top 200 Data Engineer Interview Questions and Answers by : Knowledge Powerhouse

Download or read book Top 200 Data Engineer Interview Questions and Answers written by Knowledge Powerhouse and published by . This book was released on 2017-03-19 with total page 166 pages. Available in PDF, EPUB and Kindle. Book excerpt: Top 200 Data Engineer Interview Questions Big Data and Data Science are the most popular technology trends. There is a growing demand for Data Engineer job in technology companies. This book contains technical interview questions that an interviewer asks for Data Engineer position. Each question is accompanied with an answer so that you can prepare for job interview in short time. The book contains questions on Apache Hadoop, Hive, Spark, SQL and MySQL. It is a combination of our five other books. We have compiled this list after attending dozens of technical interviews in top-notch companies like- Airbnb, Netflix, Amazon etc.Often, these questions and concepts are used in our daily work. But these are most helpful when an Interviewer is trying to test your deep knowledge of Big Data topics like- Hadoop, Hive, Spark, SQL, MySQL etc. What are the Big Data topics covered in this book? We cover a wide variety of Big Data and Data Science topics in this book. Some of the topics are Apache Hadoop, Hive, Spark, SQL, MySql etc. How will this book help me? By reading this book, you do not have to spend time searching the Internet for Data Engineer interview questions. We have already compiled the list of the most popular and the latest Data Engineer Interview questions. Are there answers in this book? Yes, in this book each question is followed by an answer. So you can save time in interview preparation. What is the best way of reading this book? You have to first do a slow reading of all the questions in this book. Once you go through them in the first pass, mark the questions that you could not answer by yourself. Then, in second pass go through only the difficult questions. After going through this book 2-3 times, you will be well prepared to face a technical interview for a Data Engineer position. What is the level of questions in this book? This book contains questions that are good for a beginner Data engineer to a senior Data engineer. The difficulty level of question varies in the book from Fresher to a Seasoned professional. What are the sample questions in this book? What is the difference between ROLLBACK TO SAVEPOINT and RELEASE SAVEPOINT? How will you see the current user logged into MySQL connection? Can we create multiple tables in Hive for a data file? Can we use Hive for Online Transaction Processing (OLTP) systems? Can we use same name for a TABLE and VIEW in Hive? How can we get a random number between 1 and 100 in MySQL? How can you copy the structure of a table into another table without copying the data? How can you find 10 employees with Odd number as Employee ID? How does CONCAT function work in Hive? How will you change the data type of a column in Hive? How will you check if a file exists in HDFS? How will you check if a table exists in MySQL? How will you run Unix commands from Hive? How will you search for a String in MySQL column? How will you see the structure of a table in MySQL? How will you select the storage level in Apache Spark? How will you synchronize the changes made to a file in Distributed Cache in Hadoop? If we set Replication factor 3 for a file, does it mean any computation will also take place 3 times? Is it safe to use ROWID to locate a record in Oracle SQL queries? What are different Persistence levels in Apache Spark? What are the common Transformations in Apache Spark? http://www.knowledgepowerhouse.com