Go-Back-N VS Selective Repeat

Answer True or False , and provide a brief explanation.

(1) With the SR protocol, it is possible for the sender to send a packet that falls outside of the receivers window.

(2) With the GBN protocol, it is possible for the sender to have a window that is further advanced than the receivers expectedseqnum. Assume that the maximum window size is what you calculated in part (a). (sender window of size is 3, maximum sequence number will be x-3).