Wgu D481 - Section 2 Oa Exam 2024

Data Link Layer {Ans: Second layer of the OSI model, also called Layer 2}Redundancy {Ans: Providing alternate means for network to continue functioning}Transmission Control Protocol/Internet Protocol (TCP/IP) Suite {Ans: Collection that provides support to internet-capable systems and devices}Extranet {Ans: Private network for authorized external users to share information}Intranet {Ans: Private, internal network}Layer 2 Tunneling Protocol (L2TP) {Ans: Protocol supporting virtual private networks (VPNs)}Repeater {Ans: Device that receives and amplifies a signal}Connection-oriented Protocol {Ans: Sets up a connection between source and destination}Internet Protocol (IP) {Ans: Delivers packets across networks by handling routing decisions}Switches {Ans: Networking equipment that allows multiple devices to communicate}Connectionless Protocol {Ans: Treats each connection individually}Network Address Translation (NAT) {Ans: Maps local private addresses to public ones}Hub {Ans: Hardware device that connects multiple networking devices}Physical Layer {Ans: First layer of the OSI model, also called Layer 1}Circuit-switched {Ans: Creates a path between source and destination devices}Open Systems Interconnection (OSI) Reference Model {Ans: Framework of standards for computer system communication}ARPANET {Ans: Computer network developed by the Department of Defense}Web Browser {Ans: Protocol to link all resources together}Packet-switched {Ans: Networks that transmit