Hadoop HDFS Online Quiz Questions and Answers

This online quiz is based upon Hadoop HDFS (Hadoop Distributed File System). This Hadoop HDFS Online Quiz will help you a lot to revise your concepts.

Do not forget to check other Hadoop HDFS quiz as well once you are done with this part:

Hope, you liked the set of questions in this Hadoop HDFS Quiz.

If you have any queries and suggestions, post them in the comment box.

Did we exceed your expectations?
If Yes, share your valuable feedback on Google

follow dataflair on YouTube

7 Responses

  1. Sharath says:

    Good to refresh BigData Concepts

  2. Pranjali Chaudhary says:

    Can you explain Q 13. Secondary namenode stores the fsimage in persistent storage. So why cant we recover it if namenode fails?

  3. saroja kumar sahu says:

    Very nice to take this quiz.. Thank you so much Data Flair

    • DataFlair Team says:

      Hi Saroja,
      We are pleased with your review in HDFS Quiz. Check out the other parts of HDFS Quiz, you will learn many new things.
      All the best.

  4. Loki says:

    Default size of hdfs block is
    64mb in hadoop 1.x
    128mb in hadoop 2.x

  5. Q.12 A file in HDFS that is smaller than a single block size,
    If it doesnt take full block then in remaining empty part of the same block, will other file can use that empty part of same block??

  6. Urvi says:

    16 out of 20 correct for 1st quiz

Leave a Reply

Your email address will not be published. Required fields are marked *