Match the definition of the services and the services in each OSI layer. 1: Encodes frames into bits and become signal for transmission through media ____ 2: Send packets from sender network to receiver network based on IP address assigned. ____ 3: Control data transmission by keeping an eye on the frame when the shared media (cable, air etc) is free so that device can transmit data, ensuring no crash of data in the process. ____ 4: To reduce file size and transfer time ____ 5: Divide data into smaller segments with labelled Port Number (which platform?) and Seq Num (data sequence). ____ 6: Control the amount of data being transmitted to equalize the speed of transmission on both end ____ 7: To determine if you are allowed to access a page ____ 8: Convert data to machine understandable language ____匹配题