C172 Network and Security – Foundations FINAM
EXAM 2024 LATEST PA AND OA EXAM SET WGU
VERIFIED EXAM
Application Layer - ANSWER: Interacts with application programs that incorporate a
communication component such as your internet browser and email.
Bus Topology - ANSWER: The computers share the media (coaxial cable) for data
transmission.
Cable Modem - ANSWER: A modem that can use the high bandwidth of a cable
television system to deliver high-speed data to and from the service provider.
CAT6 (category 6) - ANSWER: Twisted-pair cables capable of carrying up to
1000Mbps (1 gigabit) of data up to a length of 100 meters.
Crossover - ANSWER: Transmit and receive signal pairs are crossed to properly align
the transmit signal on one device with the receive signal on the other device.
CSMA/CD - ANSWER: Carrier sense multiple access with collision detection is the
Ethernet LAN media-access method.
Data Link Layer - ANSWER: Layer of the OSI reference model that handles error
recovery, flow control (synchronization), and sequencing.
Deterministic - ANSWER: Access to the network is provided at fixed time intervals.
Ethernet, Physical, Hardware, or Adapter Address - ANSWER: Other names for the
MAC address.
Firewall Protection - ANSWER: Used to prevent unauthorized access to your
network.
Host Address - ANSWER: Same as host number.
Host Number - ANSWER: The portion of the IP address that defines the location of
the networking device connected to the network; also called the host address.
Hotspots - ANSWER: A limited geographic area that provides wireless access for the
public.
Hub - ANSWER: Broadcasts the data it received to all devices connected to its ports.
IANA - ANSWER: The Internet Assigned Numbers Authority is the agency that assigns
IP addresses to computer networks.
,ICMP - ANSWER: Internet Control Message Protocol.
IEEE - ANSWER: Institute of Electrical and Electronics Engineers, one of the major
standards-setting bodies for technological development.
Intranet - ANSWER: An internal network that provides file and resource sharing but is
not accessed from the Internet.
IP Address - ANSWER: Unique 32-bit address that identifies on which network the
computer is located as well as differentiates the computer from all other devices on
the same network.
IP Internetwork - ANSWER: A network that uses IP addressing for identifying devices
connected to the network.
ipconfig /all - ANSWER: Enables the MAC address information to be displayed from
the command prompt.
ISP - ANSWER: Internet service provider.
Link Integrity Test - ANSWER: Protocol used to verify that a communication link
between two Ethernet devices has been established.
Link Light - ANSWER: Indicates that the transmit and receive pairs are properly
aligned.
Link Pulses - ANSWER: Sent by each of the connected devices via the twisted-pair
cables when data is not being transmitted to indicate that the link is still up.
Local Area Network (LAN) - ANSWER: Network of users that share computer
resources in a limited area.
MAC Address - ANSWER: A unique 6-byte address assigned by the vendor of the
network interface card.
Mbps - ANSWER: Megabits per second
Mesh Topology - ANSWER: All networking devices are directly connected to each
other.
Multiport Repeater - ANSWER: Another name for a hub.
Network Address Translation (NAT) - ANSWER: Translates the private IP address to a
public address for routing over the Internet.
Network Interface Card (NIC) - ANSWER: The electronic hardware used to interface
the computer to the network.
,Network Layer - ANSWER: Accepts outgoing messages and combines messages or
segments into packets, adding a header that includes routing information.
Network Number - ANSWER: The portion of the IP address that defines which
network the IP packet is originating from or being delivered to.
Organizationally Unique Identifier (OUI) - ANSWER: The first 3-bytes of the MAC
address that identifies the manufacturer of the network hardware.
OSI - ANSWER: Open system interconnect.
OSI Model - ANSWER: The seven layers describing network functions.
Overloading - ANSWER: Where NAT translates the home network's private IP
addresses to a single public IP address.
Packet - ANSWER: Provides grouping of the information for transmission.
Physical Layer - ANSWER: Layer of the OSI reference model that provides the
electrical and mechanical connection to the network. Describes the media that
interconnects networking devices.
Ping - ANSWER: Command used to test that a device on the network is reachable.
Port Address Translation (PAT) - ANSWER: A port number is tracked with the client
computer's private address when translating to a public address.
Ports - ANSWER: The physical input/output interfaces to the networking hardware.
Presentation Layer - ANSWER: Layer of the OSI reference model that accepts and
structures the messages for the application.
Private Addresses - ANSWER: IP addresses set aside for use in private intranets.
Protocol - ANSWER: Set of rules established for users to exchange information.
Range Extender - ANSWER: Device that relays the wireless signals from an access
point or wireless router into areas with a weak signal or no signal at all.
RJ-45 - ANSWER: The 8-pin modular connector used with CAT6/5e/5 cable.
Service Set Identifier (SSID) - ANSWER: Name that is used to identify your wireless
network and is used by your access point or wireless router to establish an
association.
, Session Layer - ANSWER: Layer of the OSI reference model that provides the control
functions necessary to establish, manage, and terminate the connection.
SSID - ANSWER: Service set identifier.
Star Topology - ANSWER: The most common networking topology in today's LANs
where all networking devices connect to a central switch or hub.
Stateful Packet Inspection (SPI) - ANSWER: Type of firewall that inspects incoming
data packets to make sure they correspond to an outgoing request.
Switch - ANSWER: Forwards a frame it receives directly out the port associated with
its destination address.
TCP/IP - ANSWER: Transmission Control Protocol/Internet Protocol, the protocol
suite used for internetworks such as the Internet.
ThinNet - ANSWER: A type of coaxial cable used to connect LANs configured with a
bus topology.
Token Passing - ANSWER: A technique where an electrical token circulates around a
network a network-control of the token enables the user to gain access to the
network.
Token Ring Hub - ANSWER: A hub that manages the passing of the token in a token
ring network.
Token Ring Topology - ANSWER: A network topology configured in a logical ring that
complements the token passing protocol.
Topology - ANSWER: Architecture of a network.
Transport Layer - ANSWER: Layer of the OSI reference model that is concerned with
message integrity between source and destination.
Uplink Port - ANSWER: Allows the connection of a hub or switch to another hub or
switch without having to use a crossover cable.
Virtual Private Network (VPN) - ANSWER: Established a secure network connection
and is a way to protect your LANs data from being observed by outsiders.
VPN - ANSWER: Virtual private network.
Wired Network - ANSWER: Uses cables and connectors to establish the network
connection.
Wireless Network - ANSWER: Uses radio signals to establish the network connection.
EXAM 2024 LATEST PA AND OA EXAM SET WGU
VERIFIED EXAM
Application Layer - ANSWER: Interacts with application programs that incorporate a
communication component such as your internet browser and email.
Bus Topology - ANSWER: The computers share the media (coaxial cable) for data
transmission.
Cable Modem - ANSWER: A modem that can use the high bandwidth of a cable
television system to deliver high-speed data to and from the service provider.
CAT6 (category 6) - ANSWER: Twisted-pair cables capable of carrying up to
1000Mbps (1 gigabit) of data up to a length of 100 meters.
Crossover - ANSWER: Transmit and receive signal pairs are crossed to properly align
the transmit signal on one device with the receive signal on the other device.
CSMA/CD - ANSWER: Carrier sense multiple access with collision detection is the
Ethernet LAN media-access method.
Data Link Layer - ANSWER: Layer of the OSI reference model that handles error
recovery, flow control (synchronization), and sequencing.
Deterministic - ANSWER: Access to the network is provided at fixed time intervals.
Ethernet, Physical, Hardware, or Adapter Address - ANSWER: Other names for the
MAC address.
Firewall Protection - ANSWER: Used to prevent unauthorized access to your
network.
Host Address - ANSWER: Same as host number.
Host Number - ANSWER: The portion of the IP address that defines the location of
the networking device connected to the network; also called the host address.
Hotspots - ANSWER: A limited geographic area that provides wireless access for the
public.
Hub - ANSWER: Broadcasts the data it received to all devices connected to its ports.
IANA - ANSWER: The Internet Assigned Numbers Authority is the agency that assigns
IP addresses to computer networks.
,ICMP - ANSWER: Internet Control Message Protocol.
IEEE - ANSWER: Institute of Electrical and Electronics Engineers, one of the major
standards-setting bodies for technological development.
Intranet - ANSWER: An internal network that provides file and resource sharing but is
not accessed from the Internet.
IP Address - ANSWER: Unique 32-bit address that identifies on which network the
computer is located as well as differentiates the computer from all other devices on
the same network.
IP Internetwork - ANSWER: A network that uses IP addressing for identifying devices
connected to the network.
ipconfig /all - ANSWER: Enables the MAC address information to be displayed from
the command prompt.
ISP - ANSWER: Internet service provider.
Link Integrity Test - ANSWER: Protocol used to verify that a communication link
between two Ethernet devices has been established.
Link Light - ANSWER: Indicates that the transmit and receive pairs are properly
aligned.
Link Pulses - ANSWER: Sent by each of the connected devices via the twisted-pair
cables when data is not being transmitted to indicate that the link is still up.
Local Area Network (LAN) - ANSWER: Network of users that share computer
resources in a limited area.
MAC Address - ANSWER: A unique 6-byte address assigned by the vendor of the
network interface card.
Mbps - ANSWER: Megabits per second
Mesh Topology - ANSWER: All networking devices are directly connected to each
other.
Multiport Repeater - ANSWER: Another name for a hub.
Network Address Translation (NAT) - ANSWER: Translates the private IP address to a
public address for routing over the Internet.
Network Interface Card (NIC) - ANSWER: The electronic hardware used to interface
the computer to the network.
,Network Layer - ANSWER: Accepts outgoing messages and combines messages or
segments into packets, adding a header that includes routing information.
Network Number - ANSWER: The portion of the IP address that defines which
network the IP packet is originating from or being delivered to.
Organizationally Unique Identifier (OUI) - ANSWER: The first 3-bytes of the MAC
address that identifies the manufacturer of the network hardware.
OSI - ANSWER: Open system interconnect.
OSI Model - ANSWER: The seven layers describing network functions.
Overloading - ANSWER: Where NAT translates the home network's private IP
addresses to a single public IP address.
Packet - ANSWER: Provides grouping of the information for transmission.
Physical Layer - ANSWER: Layer of the OSI reference model that provides the
electrical and mechanical connection to the network. Describes the media that
interconnects networking devices.
Ping - ANSWER: Command used to test that a device on the network is reachable.
Port Address Translation (PAT) - ANSWER: A port number is tracked with the client
computer's private address when translating to a public address.
Ports - ANSWER: The physical input/output interfaces to the networking hardware.
Presentation Layer - ANSWER: Layer of the OSI reference model that accepts and
structures the messages for the application.
Private Addresses - ANSWER: IP addresses set aside for use in private intranets.
Protocol - ANSWER: Set of rules established for users to exchange information.
Range Extender - ANSWER: Device that relays the wireless signals from an access
point or wireless router into areas with a weak signal or no signal at all.
RJ-45 - ANSWER: The 8-pin modular connector used with CAT6/5e/5 cable.
Service Set Identifier (SSID) - ANSWER: Name that is used to identify your wireless
network and is used by your access point or wireless router to establish an
association.
, Session Layer - ANSWER: Layer of the OSI reference model that provides the control
functions necessary to establish, manage, and terminate the connection.
SSID - ANSWER: Service set identifier.
Star Topology - ANSWER: The most common networking topology in today's LANs
where all networking devices connect to a central switch or hub.
Stateful Packet Inspection (SPI) - ANSWER: Type of firewall that inspects incoming
data packets to make sure they correspond to an outgoing request.
Switch - ANSWER: Forwards a frame it receives directly out the port associated with
its destination address.
TCP/IP - ANSWER: Transmission Control Protocol/Internet Protocol, the protocol
suite used for internetworks such as the Internet.
ThinNet - ANSWER: A type of coaxial cable used to connect LANs configured with a
bus topology.
Token Passing - ANSWER: A technique where an electrical token circulates around a
network a network-control of the token enables the user to gain access to the
network.
Token Ring Hub - ANSWER: A hub that manages the passing of the token in a token
ring network.
Token Ring Topology - ANSWER: A network topology configured in a logical ring that
complements the token passing protocol.
Topology - ANSWER: Architecture of a network.
Transport Layer - ANSWER: Layer of the OSI reference model that is concerned with
message integrity between source and destination.
Uplink Port - ANSWER: Allows the connection of a hub or switch to another hub or
switch without having to use a crossover cable.
Virtual Private Network (VPN) - ANSWER: Established a secure network connection
and is a way to protect your LANs data from being observed by outsiders.
VPN - ANSWER: Virtual private network.
Wired Network - ANSWER: Uses cables and connectors to establish the network
connection.
Wireless Network - ANSWER: Uses radio signals to establish the network connection.
