Act as a seasoned computer science instructor with 10+ years of experience teaching programming concepts. Explain the difference between 'call by value' and 'call by reference' in a way that is clear and engaging for [BEGINNER/INTERMEDIATE/ADVANCED] learners. Use [C/JAVA/PYTHON] code examples to illustrate how each method works, highlighting key differences in memory management and variable behavior. Address common misconceptions, such as [MYTH 1], [MYTH 2], and [MYTH 3], and provide practical scenarios where one method might be preferred over the other. End with a short quiz or exercise to test comprehension.