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Computer NetworksCompare and contrast the Go-Back-N ARQ Protocol with Selective-Repeat ARQ.20167mComputer NetworksExplain the reasons for moving from stop-and-wait ARQ protocol to Go-back-N ARQ protocol.20157mComputer NetworksIn a sliding window ARQ scheme, the transmitter's window size is N and the receiver's window size is M. The minimum number of distinct sequence numbers required to ensure correct operation of the ARQ scheme is (i) min(M, N) (ii) max(M, N) (iii) M + N (iv) M × N20162mComputer NetworksWhich one of the following statements is true about Go-Back-N (GBN) protocol? (i) Sequence number in GBN needs to be at least twice as large as the window size (ii) GBN uses multiple timers (iii) GBN retransmits packets upon receiving duplicate acknowledgements (iv) GBN discards packets that are received out of order20232m