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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Which of the following is not an application of stack.
(a) Tower of Hanoi
(b) evaluation of postfix expression
(c) Priority queue
(d) Recursion
Solution
Tower of Hanoi → solved using recursion and stack concept
Evaluation of postfix expression → uses stack
Recursion → implemented using call stack
Priority queue is implemented using heap or special queue structure, not stack.
Correct Answer: (c) Priority queue
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