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4.3 Variable Scope, Call Stack Mechanics & Pass-by-Value
Topic Summary
Trace how Java allocates and destroys stack frames during method calls and understand Java's strict pass-by-value model.
What You Will Learn
• Trace stack frames pushing and popping in memory.
• Distinguish between local block scope and class/instance scope.
• Prove that Java is strictly pass-by-value for both primitives and object references.
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