Hadoop Online Quiz


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Following quiz provides Multiple Choice Questions (MCQs) related to Hadoop Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - Which command lists the blocks that make up each file in the filesystem.

A - hdfs fsck / -files -blocks

B - hdfs fsck / -blocks -files

C - hdfs fchk / -blocks -files

D - hdfs fchk / -files -blocks

Answer : A

Q 3 - The property used to set the default filesystem for Hadoop in core-site.xml is-

A - filesystem.default

B - fs.default

C - fs.defaultFS

D - hdfs.default

Answer : B

Q 4 - The command to check if Hadoop is up and running is −

A - Jsp

B - Jps

C - Hadoop fs –test

D - None

Answer : B

Answer : A

Answer : D

Answer : C

Q 8 - Which of the following is not a scheduling option available in YARN

A - Balanced scheduler

B - Fair scheduler

C - Capacity scheduler

D - FiFO schesduler.

Answer : A

Q 9 - Which one of the following nodes manages other nodes?

A - Name node

B - Data node

C - slave node

D - None of these

Answer : A

Q 10 - Which of the following components retrieves the input splits directly from HDFS to determine the number of map tasks?

A - The NameNode.

B - The TaskTrackers.

C - The JobClient.

D - The JobTracker.

E - None of the options is correct.

Answer : D


hadoop_questions_answers.htm

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