WGU D481 - Section 2 OA prep Exam Questions With Verified And Updated Solutions.

WGU D481 - Section 2 OA prep Exam Questions With Verified And Updated Solutions. Circuit-switched - answerCreates a path between source and destination devices Extranet - answerPrivate network for authorized external users to share information Internet Protocol (IP) - answerDelivers packets across networks by handling routing decisions Internet Protocol (IP) Suite - answerAnother name for the TCP/IP suite Internetworking - answerConnecting multiple computer networks Intranet - answerPrivate, internal network Logical Topology - answerShows how devices connect to a specific segment of the network Network Topology - answerMap of a network and how devices are connected Open Systems Interconnection (OSI) Reference Model - answerFramework of standards for computer system communication Packet-switched - answerNetworks that transmit packets as individual messages Physical Topology - answerPhysical network devices and devices used to connect Point-to-point Network - answerNetwork consisting only of directly connected computers and devices Transmission Control Protocol (TCP) - answerGuarantees reliable data stream between two computers Transmission Control Protocol/Internet Protocol (TCP/IP) Reference Model - answerDescriptive framework for computer network protocols Transmission Control Protocol/Internet Protocol (TCP/IP) Suite - answerCollection that provides support to internet-capable systems and devices Data Link Layer - answerSecond layer of the OSI model, also called Layer 2 Bridges - answerNetwork devices that interconnect two or more LANs Ethernet - answerWired system for connecting devices in local area networks Hub - answerHardware device that connects multiple networking devices IEEE 802.3 Standards - answerEthernet standards and protocols established by IEEE IEEE 802.3 CSMA/CD Standards - answerStandard specifications for Ethernet Physical Layer - answerFirst layer of the OSI model, also called Layer 1 Protocol - answerEstablished set of rules for data transmission across devices Redundancy - answerProviding alternate means for network to continue functioning Repeater - answerDevice that receives and amplifies a signal Resilience - answerAbility to continue providing acceptable service despite challenges Structured Wiring System - answerModular cable solution that is flexible Switches - answerNetworking equipment that allows multiple devices to communicate Connection-oriented Protocol - answerSets up a connection between source and destination Connectionless Protocol - answerTreats each connection individually Datagram - answerPackets transmitted across networks Internet Assigned Numbers Authority (IANA) - answerOrganization overseeing IP address allocations Network Address Translation (NAT) - answerMaps local private addresses to public ones ARPANET - answerComputer network developed by the Department of Defense Layer 2 Tunneling Protocol (L2TP) - answerProtocol supporting virtual private networks (VPNs) Web Browser - answerProtocol to link all resources together SMTP - answerSimple Mail Transfer Protocol (SMTP) is a TCP service that operates on port 25 and is used for the exchange of electronic mail between networked systems. Spoofing - answerSpoofing is a vulnerability associated with SMTP where an attacker impersonates a trusted entity to gain unauthorized access. Spamming - answerSpamming is a vulnerability associated with SMTP where an attacker sends unsolicited bulk emails.