R For Big Data Set 4

R For Big-Data Set 4

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R is a leading programming language of data science, consisting of powerful functions to tackle all problems related to Big Data processing. Free Online Best R For Big-Data MCQ Questions for improve your basic knowledge of R For Big-Data. This R For Big-Data set 4 test that contains 25 Multiple Choice Questions with 4 options. You have to select the right answer to a question.

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Question 1

The abbreviation of Cumulative Distributive Function is ________

A	CDFN
B	CMDF
C	CMD
D	CDF

Question 2

Which of the following is the component of YARN?

A	Resource Manager
B	Nodes Manager
C	Application Manager
D	All of the above

Question 3

Which of the following is/are a feature of Pig?

A	Rich set of operators
B	Ease of programming
C	Extensibility
D	All of the above

Question 4

Which of the following is not true about Pig?

A	Apache Pig is an abstraction over MapReduce
B	Pig can not perform all the data manipulation operations in Hadoop
C	Pig is a tool/platform which is used to analyze larger sets of data representing them as data flows
D	None of the above

Question 5

YARN is the one who helps to manage the resources across the ________

A	clusters
B	Negotiator
C	Jobs
D	Hadoop System

Question 6

Which of the following company has developed PIG?

A	Google
B	Yahoo
C	Microsoft
D	Apple

Question 7

The corresponding R function for the PMF is __________

A	Trinom
B	Dbinorm
C	Dbinom
D	Fnorm

Question 8

DFS provides a command line interface called __________ used to interact with HDFS

A	HDFS Shell”
B	“FS Shell”
C	“DFS Shell”
D	None of the mentioned

Question 9

For every node in a cluster, there will be a _________

A	Datanode
B	Namenode
C	Block
D	None of the above

Question 10

Pig operates in mainly how many nodes?

A	2
B	3
C	4
D	5

Question 11

The binomial distribution is based on _______ trial.

A	Einstein
B	Bernoulli
C	Bohr
D	Kepler

Question 12

Applications can use the _________ provided to report progress or just indicate that they are alive

A	Collector
B	Reporter
C	Dashboard
D	None of the mentioned

Question 13

The ____________ is the ultimate authority that arbitrates resources among all the applications in the system

A	NodeManager
B	ResourceManager
C	ApplicationMaster
D	All of the above

Question 14

The default block size is ______

A	32MB
B	64MB
C	128MB
D	16MB

Question 15

Which of the following are the Goals of HDFS?

A	Fault detection and recovery
B	Huge datasets
C	Hardware at data
D	All of the above

Question 16

How many major component Yarn has?

A	2
B	3
C	4
D	5

Question 17

Yarn commands are invoked by the ________ script

A	hive
B	bin
C	Hadoop
D	home

Question 18

Which of the following simple the square root of ? square?

A	Variance
B	Standard deviation
C	Mean
D	Median

Question 19

Point out the correct statement

A	YARN also extends the power of Hadoop to incumbent and new technologies found within the data center
B	YARN is the central point of investment for Hortonworks within the Apache community
C	YARN enhances a Hadoop compute cluster in many ways
D	All of the above

Question 20

________ NameNode is used when the Primary NameNode goes down.

A	Rack
B	Data
C	Secondary
D	Both A and B

Question 21

The _______ and ________ of a discrete random variable is easy to compute at the console.

A	Mean, Variance
B	Variance, Packages
C	Packages, Functions
D	Median, Mode

Question 22

Which function is used to simulate discrete uniform random variables?

A	Sample
B	Simple
C	Function
D	Variance

Question 23

In which year apache Pig was released?

A	2005
B	2006
C	2007
D	2008

Question 24

Which managers work on the allocation of resources?

A	Resource Manager
B	Nodes Manager
C	Application Manager
D	All of the above

Question 25

The minimum amount of data that HDFS can read or write is called a _____________

A	Datanode
B	Namenode
C	Block
D	None of the above

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