Network layer Quiz Network layer Quiz Certiology’s free Network layer quiz, practice test and exam are exactly what you need to test your Network layer knowledge. IP, which works at Transport layer is responsible for transferring data to its ultimate destination True False The Network layer is also responsible of for error checking and flow control True False Which of the following is the Network layer protocol? IPv4 IPX IPsec ICMP All of the above At which layer of OSI model does IGMP work? Physical layer Data link layer Network layer Transport layer Application layer Which of the following protocols run at Network layer? Routing protocols Routed protocols Both routing and routed protocols None of the above IPX is a ______ protocol Routing Routed Is frame relay is a Network protocol? Yes No Network Layer is OSI’s _____layer. 7th 6th 5th 4th 3rd The network layer routes messages to the best path available. True False What is the main responsibility of Network layer? Frames forwarding Packet forwarding Segment forwarding OSPF forwarding Loading … Question 1 of 10