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Objective. (C ) a) hdfs-site.xml. Which of the following statements about Hadoop is FALSE? False. 28. Consider the following statements: Statement 1: The Job Tracker is hosted inside the master and it receives the job execution request from the client. d) False, if source and destination are in same cluster . ... False, if source and destination are in same cluster. Which of the following statements is true of Hadoop? True or False. c) hadoop-env.sh. Hadoop Mock Test I Q 1 - The concept using multiple machines to process data stored in distributed system is not new. Read the statement and select the correct option: ( B) It is necessary to default all the properties in Hadoop config files. Answers to all these Hadoop Quiz Questions are also provided along with them, it will help you to brush up your Knowledge. b) False . a) True. 23. Read the statement and select the correct options: ( A) distcp command ALWAYS needs fully qualified hdfs paths. Dear Readers, Welcome to Hadoop Objective Questions and Answers have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Hadoop Multiple choice Questions.These Objective type Hadoop are very important for campus placement test and job ⦠27. Point out the correct statement. Best Hadoop Objective type Questions and Answers. B. DataNodes send periodic heartbeats to all the NameNodes. Statement 2: Task tracker is the MapReduce component on the slave machine as there are multiple slave machines. 28. This Hadoop MapReduce test will consist of more of amateur level questions and less of the basics, so be prepared. Which one of the following statements is FALSE regarding the communication between DataNodes and a federation of NameNodes in Hadoop 2.0? (C ) a) hdfs-site.xml. Technical skills are not required to run and use Hadoop. Encompassing more than a single tool, the Hadoop ecosystem involves various open source technologies in addition to the core distributed computing software. Which of the following Hadoop config files is used to define the heap size? Which of following statement(s) are true about distcp command? 24. A. a) Hadoop do need specialized hardware to process the data b) Hadoop 2.0 allows live stream processing of real-time data c) In Hadoop programming framework output files are divided into lines or records d) None of the mentioned View Answer b. D. Hadoop breaks a big data problem down into sub-problems. 2. C. Each DataNode registers with all the NameNodes. B. Hadoop combines results into a smaller data set that is easier to analyze. d. Hadoop includes a query language called Big. Which of following statement(s) are true about distcp command? C. Hadoop is an open source software framework. b) core-site.xml. Which of the following Hadoop config files is used to define the heap size? b) False. a. Hadoop is an open source program that implements MapReduce. Naresh IT: Best Software Training Institute for PL SQL Objective Questions 1 , Provides PL SQL Objective Questions 1 Course, Classes by Real-Time Experts with Real-Time Use cases, Certification Guidance, Videos, course Materials, Resume and Interview Tips etc. 22. This Apache Hadoop Quiz will help you to revise your Hadoop concepts and check your Big Data knowledge.It will increase your confidence while appearing for Hadoop interviews to land your dream Big Data jobs in India and abroad. For companies addressing the challenges of managing big data, the Hadoop framework frequently comes up as a potential technology to implement. b) core-site.xml. d) Slaves. Each DataNode receives commands from one designated master NameNode. c) True, if source and destination are in same cluster . 1. a) True . 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