Practice Week – 06 (33.1.4) - Global scope, nested functions - Data Structures and Algorithms in Python
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Week – 06

Practice - Week – 06

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a global variable?

💡 Hint: Think about the scope of where the variable is defined.

Question 2 Easy

Give an example of when you would use a nested function.

💡 Hint: Consider scenarios where you need to maintain state.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the purpose of a global variable in Python?

Limited to the function it is defined in
Accessible from anywhere in the program
Only used in the main function

💡 Hint: Think about how many functions can access it.

Question 2

True or False: A nested function can access the variables of its enclosing function.

True
False

💡 Hint: Remember the last examples we discussed.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a Python code snippet that defines a global variable and modifies it inside a nested function. Explain the flow of data.

💡 Hint: Use comments wisely to keep track of changes.

Challenge 2 Hard

Discuss how the use of nested functions could lead to better barrier practices in design by limiting scope. Provide a code example.

💡 Hint: Think of security and code cleanliness.

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Reference links

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