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 - The concept using multiple machines to process data stored in distributed system is not new.

The High-performance computing (HPC) uses many computing machines to process large volume of data stored in a storage area network (SAN). As compared to HPC, Hadoop

A - Can process a larger volume of data.

B - Can run on a larger number of machines than HPC cluster.

C - Can process data faster under the same network bandwidth as compared to HPC.

D - Cannot run compute intensive jobs.

Answer : C

Answer : C

Q 4 - The hdfs command to create the copy of a file from a local system is

A - CopyFromLocal

B - copyfromlocal

C - CopyLocal

D - copyFromLocal

Answer : D

Q 6 - The inter process communication between different nodes in Hadoop uses

A - REST API

B - RPC

C - RMI

D - IP Exchange

Answer : B

Answer : C

Q 8 - You can reserve the amount of disk usage in a data node by configuring the dfs.datanode.du.reserved in which of the following file

A - Hdfs-site.xml

B - Hdfs-defaukt.xml

C - Core-site.xml

D - Mapred-site.xml

Answer : A

Answer : D

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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