Question

LIFO is ______ where as FIFO is ________

(a) Stack, Queue

(b) Queue, Stack

(c) Priority Queue, Stack

(d) Stack. Priority Queue

I had been asked this question in an international level competition.

My query is from Uninformed Search and Exploration in section Problem Solving of Artificial Intelligence

Select the correct answer from above options

Interview Questions and Answers, Database Interview Questions and Answers for Freshers and Experience

Answer 1

Right choice is (a) Stack, Queue

The best I can explain: LIFO is last in first out – Stack. FIFO is first in first out – Queue.