Use of Big Data is $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$

a$.$

Increase Cost

b$.$

Normalize Efficiency

c$.$

Hire More Employees

d$.$

Financial Market Analysis

Question $2$

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Define Big Data.

a$.$

Large, Complex and Unprocessed Data

b$.$

Complex Data

c$.$

Large Data

d$.$

Processed Data

Question $3$

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Which one is equivalent to $1$PB $($Petabytes$)?$

a$.$

$100$GB

b$.$

$1000$GB

c$.$

$1000$TB

d$.$

$100$TB

Question $4$

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What is the main role of a Data Scientist?

a$.$

Explore Data

b$.$

Identify Pattern in Data

c$.$

Sort Data

d$.$

Algorithm Development

Question $5$

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Statistics refers to $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$

a$.$

Data Collection

b$.$

Mathematical Methods & Tools

c$.$

Data Analysis

d$.$

Data Visualization

Question $6$

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Name the Secure environment that is used to Analysis Data.

a$.$

Spreadsheets

b$.$

Data Mart

c$.$

Analytic Sandbox

d$.$

Neural System

Question $7$

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What type of programming language is R$?$

a$.$

Complex

b$.$

Easy

c$.$

Interpreted

d$.$

Compiler based

Question $8$

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$\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$ is not a part of Data Science :

a$.$

Statistics Skills

b$.$

Computer Science

c$.$

Withhold Data

d$.$

Domain Knowledge

Question $9$

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What is Data?

a$.$

Information

b$.$

Symbols

c$.$

Raw Facts and Figures

d$.$

Statistics

Question $10$

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Which one is not an R Data Type?

a$.$

Integer

b$.$

String

c$.$

Logical

d$.$

Complex

Question $11$

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Which one is not a skill must for Data Scientist?

a$.$

Mathematics or Statistics

b$.$

Software Engineering

c$.$

Exceptional Drawing Skills

d$.$

Creativity to solve Problems

Question $12$

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If a vector x$<-$c$(3,5,7,5,3,2,6,8,5,6,9)$ then what is length$($x$)?$

a$.$

x $=11$

b$.$

$9$

c$.$

$11$

d$.$

$10$

Question $13$

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What is Datafication?

a$.$

Digital Data

b$.$

Group of Subjects

c$.$

Information

d$.$

Values

Question $14$

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What is the use of Probability Distribution?

a$.$

Search Values

b$.$

Search Function

c$.$

Search all Possible Values

d$.$

Find Random Variable

Question $15$

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Which function will be used to create a Single Line Graph?

a$.$

line$()$

b$.$

add$\_$line$()$

c$.$

plot$()$

d$.$

lines$()$

Question $16$

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What is the use of Colour and Shading in Information Visualization?

a$.$

to brighten up

b$.$

to increase cost

c$.$

to highlight

d$.$

to differentiate & make understandable

Question $17$

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What will the following code print:

colours$<-$ list$("$red$",$ "blue", "green"$)$

for$($x in colours$)\{$ if$($x $==$ "blue"$)\{$ next $\}$ print$($x$)\}$

a$.$

red, blue, green

b$.$

red, green

c$.$

blue

d$.$

red, blue