Www.mystudyzone.com

1. Which function in pandas that helps to perform a number of operations on a dataframe . Row wise and Column wise. (i). pipe() (ii) applymap() (iii). apply() (iv) None of these . Ans (iii).apply() 2. Write a small python code to delete a column namely “head1” from a dataframe df1. Ans: df = df1.pop(‘head1’) .. 3. What is groupby ... ................
................