Practice - Chennai Mathematical Institute, Madras
Practice Questions
Test your understanding with targeted questions
Define a global variable and print it in a function.
💡 Hint: Make sure to declare the variable outside any function.
Create a function that uses a nested function to calculate and return the sum of two numbers. Declare one of the numbers as a global variable.
💡 Hint: Remember to call the nested function from within the outer function.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a global variable?
💡 Hint: Consider where the variable is declared.
True or False: Nested functions can access variables from their enclosing function.
💡 Hint: Reflect on how variables visibility works in Python.
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Challenge Problems
Push your limits with advanced challenges
Create a program that simulates a simple banking system with global variables for account balance and nested functions for deposit and withdraw operations.
💡 Hint: Think of how to modify and return the nested function outputs.
Implement a calculator in Python using global variables for operands and nested functions for each arithmetic operation.
💡 Hint: Ensure to pass global operands into nested functions.
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Reference links
Supplementary resources to enhance your learning experience.