Modules and Packages - General Questions

What is the output of the following code?

import datetime
d = datetime.date(2024, 2, 28) + datetime.timedelta(days=1)
print(d)

What is the output of the following code?

import json
print(json.loads('[1, 2]')[1])

What is the output of the following code?

from collections import deque
d = deque([1, 2, 3])
d.appendleft(0)
d.pop()
print(list(d))

What is the output of the following code?

import math as m
print(m.sqrt(81))

Where does Python look for modules when you import them?