Can I name the variable inside my function the same as a variable outside my function? Trace a function call to explore how the computer uses global and local scopes to separate regions of memory. Examine why functions use arguments and return values to pass information, instead of directly updating global variables. View the program used in this video at: https://www.khanacademy.org/python-program/fall-damage/6406651516469248
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now with our Intro to Computer Science - Python course!
Course link: https://www.khanacademy.org/computing/intro-to-python-fundamentals/x527…
Course playlist: https://www.youtube.com/playlist?list=PLSQl0a2vh4HDkbhG0sDW0b-VZXykEIAe5
Khan Academy is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We offer quizzes, questions, instructional videos, and articles on a range of academic subjects, including math, biology, chemistry, physics, history, economics, finance, grammar, preschool learning, and more. We provide teachers with tools and data so they can help their students develop the skills, habits, and mindsets for success in school and beyond. Khan Academy has been translated into dozens of languages, and 15 million people around the globe learn on Khan Academy every month. As a 501(c)(3) nonprofit organization, we would love your help!
Donate or volunteer today! Donate here: https://www.khanacademy.org/donate?utm_source=youtube&utm_medium=desc
Volunteer here: https://www.khanacademy.org/contribute?utm_source=youtube&utm_medium=de…
TIMESTAMPS:
00:00 - 00:38 : global scope
00:39 - 01:25 : local scope
01:26 - 01:55 : passing back information with the return value
01:56 - 02:57 : why does Python use local scope?
02:58 - 03:43 : name resolution
03:44 - 04:22 : passing in information with parameters
04:23 - 04:55 : summary