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How Much You Know BigData? Flashcards | StudBud
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How Much You Know BigData?
How Much You Know BigData?
20 terms
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StudBud Administration
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#BigData, #HADOOP, #DATA, #TECHNOLOGY , #Training
Flashcards
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Questions
20
Answers
1
The heartbeat signal are sent from:
Jobtracker to Tasktracker
Tasktracker to Namenode
Tasktracker to Job tracker
Jobtracker to Namenode
2
What was Hadoop named after?
A sound Cutting’s laptop made during Hadoop’s development
The toy elephant of Cutting’s son
Creator Doug Cutting’s favorite circus act
Cutting’s high school rock band
3
Which of the following stores editlog?
Name Node
Secondary Name Node
Job Tracker
Data Node
4
Big data analysis was responsible for the BJP to win the Indian General Election of _____.
2013
2015
2014
2009
5
The default replication factor for HDFS file system in Hadoop is which of the following?
2
4
1
3
6
Is the Secondary NameNode is the Backup node?
False
True
7
Q.1 Which of the following is most important to solving Big Data problem?
All of the options
Parallel processing system
Distributed Database system
Distributed file system
8
The hadoop frame work is written in
C
Java
Python
C++
9
The datanode and namenode are, respectiviley, which of the following?
Master and worker nodes
Worker and Master nodes
None of these
Both are worker nodes
10
Which demon is responsible for replication of data in Hadoop?
Data Node
Task Tracker
Job Tracker
Name Node
11
What happen if number of reducer is 0 in Hadoop?
Reducer output will be the final output
Map-only job take place
Reduce-only job take place
None of the Above
12
YARN stands for:
Yet another resource negotiator
Yahoo’s another resource name
Yet another resource need
Yahoo’s archived Resource names
13
Which utility is used for checking the health of a HDFS file system?
-fsch
-fhck
-fkch
-fsck
14
The nature of hardware for the namenode should be:
Commodity grade
Just have more Ram than each of the data nodes
Commodity Hardware
Superior than commodity grade
15
Find the number of Block Size involved in processing 10 TB of data with block size 256 MB.
40860
40660
40960
40760
16
Hive Language is called as:
Java
Hive Language
SQL
HQL
17
What is a Daemon?
Process or service that runs in background
Applications submitted by user
None of these
Web application running on web server
18
Which one of the following stores data?
Slave
Job Tracker
Data Node
Name node
19
Hadoop can be deployed on Commodity Hardware?
True
False
20
What are the different types of Table in Hive:
Internal, External, Partitioned
Structured, Semi Structured, Unstructured
