Pandas Library Quiz

What does the head() function in Pandas do?

• Returns a summary of the DataFrame

• Returns the last n rows of the DataFrame

• Returns the column names of the DataFrame

• Returns the first n rows of the DataFrame

How can you retrieve the last 10 rows of a DataFrame in Pandas?

• Using the head(10) function

• Using the tail(10) function

• Using the last(10) function

• Using the end(10) function

Which method is used to drop rows with missing values in a DataFrame?

• fillna()

• drop()

• remove_na()

• dropna()

What does the fillna() function do in Pandas?

• Removes rows with missing values

• Replaces missing values with a specified value

• Returns the first n rows of the DataFrame

• Removes duplicate rows

How can you remove duplicate rows in a DataFrame?

• Using the remove_duplicates() function

• Using the dropna() function

• Using the fillna() function

• Using the drop_duplicates() function

Which method retrieves a specific column from a DataFrame?

• Using the select_column() function

• Using the get_column() function

• Using the column() function

• Using the DataFrame[column_name] syntax

What does the iloc[] function do in Pandas?

• Retrieves rows and columns by integer-location based indexing

• Retrieves only rows by label-based indexing

• Retrieves only columns by integer-location based indexing

• Retrieves rows and columns by label-based indexing

How can you retrieve rows where a specific column has a certain value?

• Using boolean indexing

• Using the get_rows() function

• Using the filter_rows() function

• Using the select_rows() function

Which method is used to get a quick statistical summary of a DataFrame?

• stat()

• describe()

• info()

• summary()

How can you check for missing values in a DataFrame?

• Using the isnull() function

• Using the checkna() function

• Using the findna() function

• Using the nullcheck() function