Intro to Computer Science - Python | Khan Academy - Tracing function calls | Intro to CS - Python | Khan Academy

How does the computer execute a function call? Learn how the computer uses stack frames to separate its memory during function execution. Trace a program step-by-step to see how arguments get passed into a function call and how return values get passed out. View the program used in this video at: https://www.khanacademy.org/python-program/villager-greetings/5415007350603776 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/x5279a44ae0ab15d6:playing-games-with-functions 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=desc TIMESTAMPS: 00:00 - 00:57 : reading the function definition 00:58 - 01:17 : global variable assignment 01:18 - 01:46 : calling the function 01:59 - 02:42 : stack frames 02:43 - 03:39 : returning a value 03:40 - 04:31 : second function call 04:32 - 05:01 : ignoring the return value 05:02 - 05:33 : terminating the program