Python Modules & Packaging

This quiz tests your knowledge of Python Modules and Packaging, key concepts for organizing code and sharing it across projects or with the Python community.

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Question 1

What is the main purpose of using modules in Python?

  • To avoid using classes

  • To write programs in Java

  • To organize reusable code in separate files

  • To increase the speed of the Python interpreter

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Question 2

What will the following code output?

Python 
import math
print(math.pi


  • 3.14159…

  • math.pi

  • Error

  • pi

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Question 3

Which of the following imports only the sqrt function from the math module?

  • import math.sqrt

  • from math import sqrt

  • import sqrt from math

  • import sqrt

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Question 4

What is the effect of using an alias when importing a module in Python?

  • It hides the module

  • It speeds up execution

  • It gives the module a shorter name

  • It disables built-in functions

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Question 5

Why is “from math import *” discouraged in large programs?

  • It increases performance

  • It increases typing

  • It can cause name conflicts

  • It hides the source of code

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Question 6

What happens if you try to import a module that doesn’t exist?

  • The program continues silently

  • A warning is shown

  • An ImportError is raised

  • A file is created

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Question 7

Which of these commands installs the virtualenv tool using pip?

  • pip load virtualenv

  • pip get virtualenv

  • pip install virtualenv

  • install virtualenv pip

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Question 8

How do you create a virtual environment named my_env using virtualenv?

  • python my_env.py

  • virtualenv create my_env

  • virtualenv my_env

  • new virtualenv my_env

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Question 9

What command activates a virtual environment on Windows?

  • source my_env/bin/activate

  • Scripts\activate

  • activate my_env.sh

  • run my_env/activate

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Question 10

After activating a virtual environment, how do you install Django version 1.9 into it?

  • install Django=1.9

  • pip install Django==1.9

  • python get Django 1.9

  • pip add Django:1.9

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There are 12 questions to complete.

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