WGU C172 Pre-Assessment Questions and Answers with Complete Solutions

Which OSI layer is related to the function of the IP protocol suite? Network Which OSI layer is responsible for organizing how bits are passed over the physical layer between devices within the same collision domain? Data link Which OSI layer would define the scope of a protocol that makes sure packets of data are received correctly and resends them if they are not? Transport Which protocol suite performs functions of OSI layer 4? TCP Which type of Ethernet cable can maintain 10Gbps transmission speeds through the course of its maximum 100-meter length? CAT 6a Which device is used to organize network cables as they run between switches and other network devices? Patch panel Which networking standard uses UTP cable and CSMA/CD to manage connected devices' access to the wire? Ethernet What facilitates network functions at the data link and physical layers by use of a unique MAC address? NIC Which network device is used to connect two or more network segments by performing OSI layer 3 functions like packet-forwarding? Router