Which one of the following stores data?

Quiz on Lecture 4

Quiz
•
Professional Development
•
Professional Development
•
Medium
Johnaugustine P
Used 10+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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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