A and B are the only two stations on an Ethernet. Each has a steady queue of…

GATE · 2004 · CS

A and B are the only two stations on an Ethernet. Each has a steady queue of frames to send. Both A and B attempt to transmit a frame, collide, and A wins the first backoff race. At the end of this successful transmission by A, both A and B attempt to transmit and collide. The probability that A wins the second backoff race is:

  1. A.

    0.5

  2. B.

    0.625

  3. C.

    0.75

  4. D.

    1.0

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