In a queue implemented using an array, underflow occurs when:

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Computer Science · Data Structures

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Correct answer

Dequeue is called on an empty queue

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Answer 1

The queue is full

Answer 2

Enqueue is called on a full queue

Answer 3

Dequeue is called on an empty queue

Answer 4

The array size is zero

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