Question

How is the difference between a DataFrame and 2-D array.

Answer 1

Feature	DataFrame (Pandas)	2-D Array (NumPy)
Definition	A DataFrame is a two-dimensional labelled data structure.	A 2-D array is a two-dimensional collection of elements arranged in rows and columns.
Data Type	Can store different data types in different columns.	Usually stores elements of the same data type.
Row & Column Labels	Has customisable row and column labels.	Uses only numeric indexes.
Operations	Supports data analysis, filtering, sorting, and grouping.	Mainly supports numerical and mathematical operations.
Library	A DataFrame uses the Pandas library.	A 2-D array uses the NumPy library.
Main Use	Used for data analysis and handling tabular data.	Used for numerical and scientific computations.