ISRO | ISRO CS 2009 | Question 79

The infix expression A + (B – C)* D is correctly represented in prefix notation as
(A) A + B − C ∗ D
(B) + A ∗ − B C D
(C) A B C − D ∗ +
(D) A + B C − D ∗


Answer: (B)

Explanation: Given Expression = A + (B – C)* D

Prefix Notation:
A + (- B C) * D
A + (* - B C D)
+ A * - B C D

Option(B) is correct.

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