engineering computer science MCQ #424

A sender transmits data using a go-back-N protocol with a window size of 5. If a packet is lost, how many packets are retransmitted?

engineering computer science MCQ #424

  1. Question 1

    Q1. A sender transmits data using a go-back-N protocol with a window size of 5. If a packet is lost, how many packets are retransmitted?

    • A) 1
    • B) 5
    • C) 3
    • D) 2

    Answer: 5

    Explanation: In go-back-N, all packets from the lost packet to the end of the window are retransmitted, so 5 packets are retransmitted.