Introduction to data science

S

Python

R

Java

Command is the CLI command which does a specific task

There is one and only flag for every command in CLI

Flags are the options given to command for activating particular behaviour

All of the mentioned

Data mining

Big Data

Data wrangling

Machine Learning

Java

Ruby

R

None of the mentioned

Data Collection

Data Cleaning

Data Validation

Data Visualization

TRUE

nan

nan

nan

To make data more complicated

To simplify complex data

To increase data complexity

To store data

git command -m

git command -d

git command -message

none of the mentioned

You need GitHub to use Git

GitHub allows you to share repositories with others

GitHub allows you to access others repositories

All of the mentioned

Dropping missing values

Imputing missing values

Creating new features

Normalizing the data