It is true that in the array implementation of a queue, the pop operation is most efficient if the front of the queue is fixed at index position. The correct option is a.

<h3>What is pop operation? </h3>

The removal of an element is referred to as a pop operation. Again, because we only have access to the element at the top of the stack, we can only remove one element. We simply take the top of the stack off.

A push operation decrements the pointer before copying data to the stack; a pop operation copies data from the stack before incrementing the pointer.

The pop operation in an array implementation of a queue is most efficient if the queue's front is fixed at index position.

Thus, the correct option is a.

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1 year ago