engineering computer science MCQ #606

A network uses a go-back-N protocol with a window size of 5. If a packet is lost, what happens?

engineering computer science MCQ #606

  1. Question 1

    Q1. A network uses a go-back-N protocol with a window size of 5. If a packet is lost, what happens?

    • A) Only the lost packet is retransmitted
    • B) All packets after the lost packet are retransmitted
    • C) The sender waits for an ACK for the lost packet
    • D) The sender aborts the transmission

    Answer: All packets after the lost packet are retransmitted

    Explanation: In go-back-N protocol, if a packet is lost, the sender retransmits the lost packet and all subsequent packets.