Python Pandas Quiz

Which library is Pandas built on top of?

• Numpy

• Matplotlib

• Scikit-learn

• TensorFlow

What is the primary data structure used in Pandas for 2D data?

• List

• Dictionary

• DataFrame

• Matrix

What is a Pandas Series?

• A one-dimensional labeled array

• A two-dimensional spreadsheet

• A random collection of data

• A three-dimensional object

How do you create a Pandas Series from a list?

• pd.Series(list)

• pd.DataFrame(list)

• pd.CreateSeries(list)

• pd.ListToSeries(list)

Fill in the blank:

To create a DataFrame from a dictionary, you would use pd._________(your_dict)

• dataframe

• Series

• Array

• DataFrame

What is the purpose of using head() method?

• To view the entire DataFrame

• To view the headers and top rows

• To view the last 5 rows

• To view the data types of columns

How can you check for missing values in a DataFrame?

• df.isnull()

• df.has_null()

• df.isna()

• df.missing()

Which one of these is NOT used for exploring a dataset (df) with Pandas?

• df.describe()

• df.info()

• df.dtypes

• df.map().

How do I select the first 5 rows from a dataframe by index position?

• d_row = df.iloc[5]

• d_row = df.iloc[0:5]

• d_row = df.loc[0:5]

• d_row = df.iloc(0:4)

Which of the following is the correct code for filling empty data with mean value?

• df['Age'] = df['Age'].fillna(0)

• df['Age'] = df['Age'].fillna(df['Age'].mean())

• df['Age'] = df['Age'].apply(lambda x: x = df.mean()

• df['Age'] = df['Age'].fill_null(df['Age'].mean())