Quiz: Modules and Libraries

5 questionsNo time limitPass: 60%+10 XP on first pass

Split code into modules, import them correctly, use the standard library (math, random, datetime, collections), install packages with pip and use virtual environments.

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Question 1
What does from math import sqrt let you write?
math.sqrt(9) onlysqrt(9)import.sqrt(9)math->sqrt(9)

Question 2

What does this print?

from collections import Counter
print(Counter("aabbbc")["b"])

231b

Question 3
What is the purpose of if __name__ == "__main__":?
To make the program fasterTo run code only when the file is executed directly, not when importedTo declare the main functionIt is required in every file
Question 4
Which command creates a virtual environment named .venv?
pip install venvpython -m venv .venvpython venv createpip venv .venv
Question 5
Why should you NOT name your file random.py?
Python forbids itIt hides the built-in random module when you import randomIt deletes the random moduleFiles cannot have lowercase names