Practice Lecture – 02 (33.1.5) - Global scope, nested functions - Data Structures and Algorithms in Python
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Lecture – 02

Practice - Lecture – 02

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define global scope in the context of Python.

💡 Hint: Think about where variables are defined.

Question 2 Easy

What is a nested function?

💡 Hint: Focus on the positioning of the function definition.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What are variables defined outside of all functions called in Python?

Local variables
Global variables
Instance variables

💡 Hint: Think about the scope of accessibility.

Question 2

True or False: Nested functions can access global variables.

True
False

💡 Hint: Consider the variable scope hierarchy.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a Python program that uses both global and nested functions, demonstrating a scenario where global data is modified and accessed through a nested function.

💡 Hint: Remember to declare the variable as global in the function.

Challenge 2 Hard

Design a closure that calculates the area of different shapes (circle, rectangle) based on a fixed formula and returns it.

💡 Hint: Focus on how the inner function accesses its closure variable.

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