FREE Master of Data Science Questions and Answers

Question 1

Which of the following should the question mark in the accompanying figure be used in place of?

Accepted Answer

Data Science

Answer

Descriptive Analytics

Answer

Data Analysis

Answer

None of the above

Question 2

Identify the accurate statement.

Accepted Answer

Raw data is original source of data

Answer

Preprocessed data is original source of data

Answer

Raw data is the data obtained after processing steps

Answer

None of the above

Question 3

What tasks are carried out by data scientists?

Accepted Answer

All of the above

Answer

Challenge results

Answer

Create reproducible code

Answer

Define the question

Question 4

Which of the following languages is crucial for data science?

Accepted Answer

R

Answer

Ruby

Answer

Java

Answer

None of the above

Question 5

Identify the incorrect statement.

Accepted Answer

Data visualization is the organization of information according to preset specifications

Answer

Subsetting can be used to select and exclude variables and observations

Answer

Merging concerns combining datasets on the same observations to produce a result with more variables

Answer

All of the above

Question 6

Which of the following approaches should be utilized when posing questions about data analysis?

Accepted Answer

Find out the question which is to be answered

Answer

Find out answer from dataset without asking question

Answer

Find only one solution for particular problem

Answer

None of the above

Question 7

One of the fundamental abilities in data science is which of the following?

Accepted Answer

Data Visualization

Answer

Machine Learning

Answer

Statistics

Answer

All of the above

Question 8

Which of the following traits best describes a hacker?

Accepted Answer

Willing to find answers on their own

Answer

Not Willing to find answers on their own

Answer

Afraid to say they don’t know the answer

Answer

All of the above

Question 9

Which of the aforementioned describes processed data?

Accepted Answer

All steps should be noted

Answer

Hard to use for data analysis

Answer

Data is not ready for analysis

Answer

None of the above

Question 10

Which of the following methods falls under the category of applied machine learning?

Accepted Answer

Boosting

Answer

Forecasting

Answer

Bagging

Answer

None of the above