Question 1

Which of the following model is usually a gold standard for data analysis?

Accepted Answer

A) Inferential 
B) Descriptive 
C) Causal 
D) All of the above 
A) Inferential 
B) Descriptive 
C) Causal 
D) All of the above C

Question 2

Facebook Tackles Big Data With _______ based on Hadoop.

Accepted Answer

A) 'Project Prism' 
B) 'Prism' 
C) 'Project Big' 
D) 'Project Data' 
A) 'Project Prism' 
B) 'Prism' 
C) 'Project Big' 
D) 'Project Data' A

Question 3

Which of the following are the Data Sources in data science?

Accepted Answer

A) Structured 
B) Unstructured 
C) Both A and B 
D) None Of the above 
A) Structured 
B) Unstructured 
C) Both A and B 
D) None Of the above C

Question 4

Which of the following is not a application for data science?

Accepted Answer

A) Recommendation Systems 
B) Image & Speech Recognition 
C) Online Price Comparison 
D) Privacy Checker 
A) Recommendation Systems 
B) Image & Speech Recognition 
C) Online Price Comparison 
D) Privacy Checker

Question 5

Which of the following focuses on the discovery of (previously) unknown properties on the data?

Accepted Answer

A) Data mining 
B) BigData 
C) Data wrangling 
D) Machine Learning 
A) Data mining 
B) BigData 
C) Data wrangling 
D) Machine Learning

Question 6

Which of the following is false?

Accepted Answer

A) Subsetting can be used to select and exclude variables and observations 
B) Raw data should be processed only one time. 
C) Merging concerns combining datasets on the same observations to produce a result with more variables 
D) None Of the above 
A) Subsetting can be used to select and exclude variables and observations 
B) Raw data should be processed only one time. 
C) Merging concerns combining datasets on the same observations to produce a result with more variables 
D) None Of the above

Question 7

__________ can best be described as a programming model used to develop Hadoop-based applications that can process massive amounts of data.

Accepted Answer

A) MapReduce 
B) Mahout 
C) Oozie 
D) All of the mentioned 
A) MapReduce 
B) Mahout 
C) Oozie 
D) All of the mentioned

Question 8

Which of the following is a key characteristic of a hacker?

Accepted Answer

A) Afraid to say they don't know the answer 
B) Willing to find answers on their own 
C) Not Willing to find answers on their own 
D) All of the above 
A) Afraid to say they don't know the answer 
B) Willing to find answers on their own 
C) Not Willing to find answers on their own 
D) All of the above

Question 9

Data science is the process of diverse set of data through ?

Accepted Answer

A) organizing data 
B) processing data 
C) analysing data 
D) All of the above 
A) organizing data 
B) processing data 
C) analysing data 
D) All of the above

Question 10

Raw data should be processed only one time.

Accepted Answer

A) True 
B) False 
C) Can be true or false 
D) Can not say 
A) True 
B) False 
C) Can be true or false 
D) Can not say

Question 11

Which of the following is not a part of data science process?

Accepted Answer

A) Discovery 
B) Model Planning 
C) Communication Building 
D) Operationalize 
A) Discovery 
B) Model Planning 
C) Communication Building 
D) Operationalize

Question 12

Which of the following is the common goal of statistical modelling?

Accepted Answer

A) Inference 
B) Summarizing 
C) Subsetting 
D) None of the above 
A) Inference 
B) Summarizing 
C) Subsetting 
D) None of the above

Question 13

The modern conception of data science as an independent discipline is sometimes attributed to?

Accepted Answer

A) William S. 
B) John McCarthy 
C) Arthur Samuel 
D) Satoshi Nakamoto 
A) William S. 
B) John McCarthy 
C) Arthur Samuel 
D) Satoshi Nakamoto

Question 14

Point out the wrong statement.

Accepted Answer

A) Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data 
B) Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data. 
C) The programming model, MapReduce, used by Hadoop is difficult to write and test 
D) All of these 
A) Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data 
B) Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data. 
C) The programming model, MapReduce, used by Hadoop is difficult to write and test 
D) All of these

Question 15

Which of the following is correct skills for a Data Scientist?

Accepted Answer

A) Probability & Statistics 
B) Machine Learning / Deep Learning 
C) Data Wrangling 
D) All of the above 
A) Probability & Statistics 
B) Machine Learning / Deep Learning 
C) Data Wrangling 
D) All of the above

Question 16

Which of the following is one of the key data science skills?

Accepted Answer

A) Statistics 
B) Machine Learning 
C) Data Visualization 
D) All of the above 
A) Statistics 
B) Machine Learning 
C) Data Visualization 
D) All of the above

Question 17

__________ has the world's largest Hadoop cluster.

Accepted Answer

A) Apple 
B) Datamatics 
C) Facebook 
D) None of the mentioned 
A) Apple 
B) Datamatics 
C) Facebook 
D) None of the mentioned

Question 18

Which of the following are correct component for data science?

Accepted Answer

A) Data Engineering 
B) Advanced Computing 
C) Domain expertise 
D) All of the above 
A) Data Engineering 
B) Advanced Computing 
C) Domain expertise 
D) All of the above

Question 19

Point out the correct statement.

Accepted Answer

A) Raw data is original source of data 
B) Preprocessed data is original source of data 
C) Raw data is the data obtained after processing steps 
D) None of the above 
A) Raw data is original source of data 
B) Preprocessed data is original source of data 
C) Raw data is the data obtained after processing steps 
D) None of the above

Question 20

Which of the following language is used in Data science?

Accepted Answer

A) C 
B) C++ 
C) R 
D) Ruby 
A) C 
B) C++ 
C) R 
D) Ruby

Which of the following model is usually a gold standard for data analysis?

Facebook Tackles Big Data With _______ based on Hadoop.

Which of the following are the Data Sources in data science?

Which of the following is not a application for data science?

Which of the following focuses on the discovery of (previously) unknown properties on the data?

Which of the following is false?

__________ can best be described as a programming model used to develop Hadoop-based applications that can process massive amounts of data.

Which of the following is a key characteristic of a hacker?

Data science is the process of diverse set of data through ?

Raw data should be processed only one time.

Which of the following is not a part of data science process?

Which of the following is the common goal of statistical modelling?

The modern conception of data science as an independent discipline is sometimes attributed to?

Point out the wrong statement.

Which of the following is correct skills for a Data Scientist?

Which of the following is one of the key data science skills?

__________ has the world's largest Hadoop cluster.

Which of the following are correct component for data science?

Point out the correct statement.

Which of the following language is used in Data science?

Understanding the Basics and Technologies

Machine Learning and Data Analysis

Data Analysis and Visualization

Filters

Exam 2: Data Science

Which of the following model is usually a gold standard for data analysis?

Facebook Tackles Big Data With _______ based on Hadoop.

Which of the following are the Data Sources in data science?

Which of the following is not a application for data science?

Which of the following focuses on the discovery of (previously) unknown properties on the data?

Which of the following is false?

__________ can best be described as a programming model used to develop Hadoop-based applications that can process massive amounts of data.

Which of the following is a key characteristic of a hacker?

Data science is the process of diverse set of data through ?

Raw data should be processed only one time.

Which of the following is not a part of data science process?

Which of the following is the common goal of statistical modelling?

The modern conception of data science as an independent discipline is sometimes attributed to?

Point out the wrong statement.

Which of the following is correct skills for a Data Scientist?

Which of the following is one of the key data science skills?

__________ has the world's largest Hadoop cluster.

Which of the following are correct component for data science?

Point out the correct statement.

Which of the following language is used in Data science?

Understanding the Basics and Technologies

Machine Learning and Data Analysis

Data Analysis and Visualization

Filters