5.2.3 - Returning Values from Procedures
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Practice Questions
Test your understanding with targeted questions
What does the Stack Pointer (SP) indicate?
💡 Hint: Think about where data is temporarily kept in memory.
Why do we save the Program Counter (PC) before calling a procedure?
💡 Hint: Consider how the CPU knows where to continue execution.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of the Stack Pointer (SP)?
💡 Hint: Consider its role in stack management.
True or False: The Program Counter (PC) is pushed onto the stack during a procedure call.
💡 Hint: Reflect on what happens when procedures are invoked.
1 more question available
Challenge Problems
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Describe how the stack changes during two nested procedure calls. Illustrate with diagrams.
💡 Hint: Sketch out the stack levels before and after each call.
Discuss the implications of a stack overflow error. How can you prevent it when creating recursive procedures?
💡 Hint: Reflect on how recursion needs to manage calls efficiently.
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