Which of the following best describes the difference between pd.merge() and pd.concat() in pandas?

Question

Which of the following best describes the difference between  pd.merge()  and  pd.concat()  in pandas?

Answer

There is no functional difference;  pd.merge()  and  pd.concat()  are interchangeable.

Answer

pd.merge()  combines DataFrames along a particular axis without aligning on keys, while  pd.concat()  merges DataFrames based on common columns.

Answer

pd.merge()  stacks DataFrames vertically, while  pd.concat()  stacks them horizontally.

Answer

pd.merge()  combines DataFrames based on common column(s) or index(es), while  pd.concat()  joins DataFrames along a particular axis without considering column values.

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Which of the following best describes the difference between pd.merge() and p...

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