The necessary condition to be checked before deletion from the queue is

BPSC TRE · TRE 2.0 · TGT (Classes 9–10) · Computer · 8 Dec 2023 · Single shift · Subject

1. A.

   front value

2. B.

   underflow

3. C.

   overflow

4. D.

   More than one of the above

5. E.

   None of the above

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