Practice The Global Keyword (8.4.2) - Advanced Python – Revision and Functions

Practice: The global Keyword

Lesson 8.4.2Advanced Python – Revision and Functions

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9 questions

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3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What will happen if you try to modify a global variable without the global keyword inside a function?
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Think of the scope limitations of variables.
Question 2.
Write a simple program using a global variable and modifying it in a function.
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Use the variable outside the function definition.
3Question 3.
What does the global keyword do in Python?
- Creates a new variable
- Makes a variable accessible across functions
- Restricts access to the variable
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Think about variable scope and accessibility.
4Question 4.
True or False? Using global variables can lead to unpredictable outcomes.
- True
- False
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Reflect on the chart of variable scope.
Question 5.
Write a Python program that uses multiple functions to increment a global counter. Show how the counter changes after each function call.
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Demonstrate the counters changing state as functions are called.
Question 6.
Describe a scenario where multiple functions modify the same global variable. What risks does this pose and how can they be mitigated?
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Reflect on common game development scenarios and share best practices.

5 more questions in this section. Enroll free to practise them all.