In a sliding window protocol, the sender's window size is 7. If the sender sends 3 frames and receives an ACK for the first frame, what is the new window size?
Q1. In a sliding window protocol, the sender's window size is 7. If the sender sends 3 frames and receives an ACK for the first frame, what is the new window size?
Answer: 7
Explanation: The window size remains the same, 7, as ACK for one frame is received and the sender can still send up to 7 frames.