Consider the function delta, when will the function return a value of 1?

def delta(x):
  if x==0:
    y=1
  else:
    y=0
  return(y)

Given the function add shown below, what does the following return?

def add(x):
    return(x x)
    
add('1')

What is the correct way to sort list 'B' using a method? The result should not return a new list, just change the list 'B'.

What is the output of the following lines of code?

a=1

def do(x):
    return(x a)

print(do(1))

Write a function name add that takes two parameter a and b, then return the output of a b (Do not use any other variable! You do not need to run it. Only write the code about how you define it.)