Hadoop HDFS Online Quiz Questions and Answers
This online quiz is based upon Hadoop HDFS (Hadoop Distributed File System). If you are not familiar with Hadoop HDFS so you can refer our HDFS Introduction tutorial. After studying HDFS this Hadoop HDFS Online Quiz will help you a lot to revise your concepts. This HDFS Quiz covers the objective type questions related to the fundamentals of Apache Hadoop HDFS. We will also provide the detailed Answers of All the questions along with them for the better understanding.
Best Hadoop HDFS Online Quiz Questions and Answers
Q.1 The source of HDFS architecture in Hadoop originated as
Q.2 What is HDFS?
Q.3 Which among the following command is used to copy a directory from one node to another in HDFS?
Q.4 Which utility is used for checking the health of an HDFS file system?
Q.5 Which among the following is the correct statement
Q.6 What is default replication factor?
Q.7 The namenode knows that the data node is active using a mechanism known as
Q.8 What is the default size of HDFS Data Block?
Q.9 What is HDFS Block in Hadoop?
Q.10 Which of the following is the correct statement?
Q.12 A file in HDFS that is smaller than a single block size
Q.13 Which among the following are the duties of the NameNodes
Q.14 If the IP address or hostname of a data node changes
Q.15 For the frequently accessed HDFS files the blocks are cached in
Q.16 Which scenario demands highest bandwidth for data transfer between nodes
Q.17 When a client contacts the namenode for accessing a file, the namenode responds with
Q.18 In HDFS the files cannot be
Q.19 Which among the following is the duties of the Data Nodes
Q.20 NameNode and DataNode do communicate using
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