1.

You are given a numpy array and a new column as inputs. How will you delete the second column and replace the column with a new column value?

Answer»

EXAMPLE:
GIVEN array:

[[35 53 63][72 12 22][43 84 56]]

New Column values:

[ 20  30  40]

Solution:

IMPORT numpy as np#inputsinputArray = np.array([[35,53,63],[72,12,22],[43,84,56]])new_col = np.array([[20,30,40]])# DELETE 2nd columnarr = np.delete(inputArray , 1, axis = 1)#insert new_col to arrayarr = np.insert(arr , 1, new_col, axis = 1)print (arr)


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