Free HDFS Quiz – Test Your Hadoop HDFS Knowledge
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Earlier we discussed the first part of online Hadoop HDFS Quiz. The first part contains some basic questions. Today in this HDFS Quiz part 2, we will see some technical questions of HDFS. Through this part, you will learn the HDFS concepts in depth.
Before moving on we recommend you to revise HDFS Fundamentals.
So, now, let’s start the free HDFS Quiz.
Q.1 HDFS is inspired by which of following Google project
Q.2 In HDFS, data node sends frequent heartbeats to name node
Q.3 Clients connect to ________ for I/O
Q.4 For reading/writing data to/from HDFS, clients first connect to
Q.5 The namenode loses its only copy of fsimage file. We can recover this from which of the following?
Q.6 When a backup node is used in a cluster there is no need of which of the following?
Q.7 The HDFS command to create the copy of a file from a local system is which of the following?
Q.8 HDFS provides a command line interface called __________ used to interact with HDFS
Q.9 Which of the following is the daemon of HDFS?
Q.10 Which of the following stores metadata?
Q.11 Which of the following statement is true about Secondary NameNode
Q.12 Which of the following is the core component of HDFS
Q.13 Which statement is true about NameNode
Q.14 Which of the following is true about metadata
Q.15 Which statement is true about DataNode
Q.16 What is Secondary NameNode is the Backup node
Q.17 Which of the following is NOT a type of metadata in NameNode?
Q.18 What is the major advantages of storing data in block size 128MB
Q.19 HDFS performs replication, although it results in data redundancy?
Q.20 Which of the following is the Single Point of Failure
Another HDFS Quiz – Let’s play HDFS Online Quiz Part 3