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What does the call stack do in Java when a method is called?

easy📝 Conceptual Q11 of 15
Java - Methods and Code Reusability
What does the call stack do in Java when a method is called?
AIt adds a new frame for the method call on top of the stack.
BIt removes all previous method calls from memory.
CIt immediately executes all methods in the program.
DIt stores variables permanently for the entire program.
Step-by-Step Solution
Solution:
  1. Step 1: Understand call stack basics

    The call stack keeps track of active method calls by adding a frame for each call.
  2. Step 2: What happens on method call

    When a method is called, a new frame is pushed on top of the stack to hold its execution context.
  3. Final Answer:

    It adds a new frame for the method call on top of the stack. -> Option A
  4. Quick Check:

    Call stack adds frames on method calls [OK]
Quick Trick: Call stack adds frames on method calls, removes on return [OK]
Common Mistakes:
  • Thinking call stack removes all frames on each call
  • Believing variables are stored permanently in call stack
  • Confusing call stack with heap memory

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