What is def

Answer 1

For creating a function.def use when you want to create new function. e.g.

def h():
return 5

here def is for define a function and h is name of function and function return a 5 here.

Answer 2

keyword for defining a function

def foo():
return 1

Answer 3

Check it out:
https://www.sololearn.com/learn/JUMP_LINK__&&__Python__&&__JUMP_LINK/2285/