Quiz on Lecture 4

Quiz on Lecture 4

Professional Development

10 Qs

quiz-placeholder

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Quiz on Lecture 4

Quiz on Lecture 4

Assessment

Quiz

Professional Development

Professional Development

Medium

Created by

Johnaugustine P

Used 10+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one of the following stores data?

Name node

Data node

Master node

None of these

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The client reading the data from HDFS filesystem in Hadoop does which of the following?

Gets only the block locations form the namenode

Gets the data from the namenode

Gets both the data and block location from the namenode

Gets the block location from the datanode

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the true about metadata?

Metadata shows the structure of HDFS directories/files

FsImage & EditLogs are metadata files

Metadata contain information like number of blocks, their location, replicas

All of the above

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hadoop is open source.

Always True

True only for Apache Hadoop

True only for Apache and Cloudera Hadoop

Always False

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hadoop differs from volunteer computing in

Volunteers donating CPU time and not network bandwidth

Volunteers donating network bandwidth and not CPU time

Hadoop cannot search for large prime numbers

Only Hadoop can use mapreduce

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For reading/writing data to/from HDFS, clients first connect to

NameNode

DataNode

Secondary NameNode

None of the above

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hadoop is a framework that allows the distributed processing of:

Small Data Sets

Semi-Large Data Sets

Large Data Sets

Large and Small Data sets

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