In a circular queue implemented using an array, how is the rear counter…
Coal India Management Trainee CBT · 2026 · 2026 System
In a circular queue implemented using an array, how is the rear counter updated after an enqueue operation?
- A.
Reset to zero unconditionally
- B.
No update to rear pointer is needed in the enqueue operation
- C.
The rear counter is incremented but never wrapped around to the start
- D.
Incremented and wrapped around to the start if needed
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