Intro to Python II Quiz

What library is Pandas primarily built on?

• Matplotlib
• NumPy
• SQLAlchemy
• Scikit-learn

Which of the following are advantages of using Pandas? (Select all that apply)

• Handles missing data
• Difficult to install
• Built-in Series functions
• Supports data merging

What is a Pandas Series most similar to?

• SQL query
• A row in a table
• A column in a spreadsheet
• A dictionary

What type of data structure is a Pandas Series?

• 2D matrix
• Labeled 1D array
• SQL row
• JSON object

What can be used as indexes in a Pandas Series? (Select all that apply)

• Labels
• Integers
• Strings
• Lists

What is a Pandas DataFrame?

• A 3D plot
• A relational database
• A 2D labeled data structure
• A function for plots

A DataFrame consists of data, rows, and (a)   .

Which features make Pandas better than pure Python for data analysis?

• Speed and performance
• Simple data structures
• Label-based indexing
• Data alignment

What is the relationship between Series and DataFrame?

• Series are not part of DataFrames
• DataFrames are made up of Series
• They are unrelated
• Series are rows of DataFrames

How is missing data represented in Pandas?

• NULL
• None
• NaN
• Blank