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A postfix expression is just the reverse of the prefix expression? State true or false.a)Trueb)False

Question

A postfix expression is just the reverse of the prefix expression? State true or false.

a) True
b) False

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Solution

Answer

The statement "A postfix expression is just the reverse of the prefix expression" is False.

Explanation

  1. Postfix and Prefix Notation:

    • Postfix notation (also known as Reverse Polish Notation or RPN) specifies operators after their operands. For example, the postfix of the expression (A+B) (A + B) would be AB+ AB+ .
    • Prefix notation (or Polish Notation) specifies operators before their operands. For the same expression (A+B) (A + B) , it would be +AB +AB .
  2. Relationship:

    • While both postfix and prefix expressions are ways to write expressions without involving parentheses, they are not simply reverses of each other. They have different formats and structures.
  3. Conclusion:

    • Given this explanation, the correct answer is b) False.

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