Exam (elaborations)
WGU D481 - Section 2 with correct answers.
WGU D481 - Section 2 with correct answers.
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WGU D481 - Section 2 with correctanswers
Circuit-switched - Correct Answer - Creates a path between source and destination devices
Extranet - Correct Answer - Private network for authorized external users to share information
Internet Protocol (IP) - Correct Answer - Delivers packets across networks by handling routing decisions
Internet Protocol (IP) Suite - Correct Answer - Another name for the TCP/IP suite
Internetworking - Correct Answer - Connecting multiple computer networks
Intranet - Correct Answer - Private, internal network
Logical Topology - Correct Answer - Shows how devices connect to a specific segment of the network
Network Topology - Correct Answer - Map of a network and how devices are connected
Open Systems Interconnection (OSI) Reference Model - Correct Answer - Framework of standards for
computer system communication
Packet-switched - Correct Answer - Networks that transmit packets as individual messages
,Physical Topology - Correct Answer - Physical network devices and devices used to connect
Point-to-point Network - Correct Answer - Network consisting only of directly connected computers and
devices
Transmission Control Protocol (TCP) - Correct Answer - Guarantees reliable data stream between two
computers
Transmission Control Protocol/Internet Protocol (TCP/IP) Reference Model - Correct Answer -
Descriptive framework for computer network protocols
Transmission Control Protocol/Internet Protocol (TCP/IP) Suite - Correct Answer - Collection that
provides support to internet-capable systems and devices
Data Link Layer - Correct Answer - Second layer of the OSI model, also called Layer 2
Bridges - Correct Answer - Network devices that interconnect two or more LANs
Ethernet - Correct Answer - Wired system for connecting devices in local area networks
Hub - Correct Answer - Hardware device that connects multiple networking devices
IEEE 802.3 Standards - Correct Answer - Ethernet standards and protocols established by IEEE
IEEE 802.3 CSMA/CD Standards - Correct Answer - Standard specifications for Ethernet
Physical Layer - Correct Answer - First layer of the OSI model, also called Layer 1
, Protocol - Correct Answer - Established set of rules for data transmission across devices
Redundancy - Correct Answer - Providing alternate means for network to continue functioning
Repeater - Correct Answer - Device that receives and amplifies a signal
Resilience - Correct Answer - Ability to continue providing acceptable service despite challenges
Structured Wiring System - Correct Answer - Modular cable solution that is flexible
Switches - Correct Answer - Networking equipment that allows multiple devices to communicate
Connection-oriented Protocol - Correct Answer - Sets up a connection between source and destination
Connectionless Protocol - Correct Answer - Treats each connection individually
Datagram - Correct Answer - Packets transmitted across networks
Internet Assigned Numbers Authority (IANA) - Correct Answer - Organization overseeing IP address
allocations
Network Address Translation (NAT) - Correct Answer - Maps local private addresses to public ones
ARPANET - Correct Answer - Computer network developed by the Department of Defense
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