WGU C172 NETWORK AND SECURITY
FOUNDATIONS EXAM SCRIPT 2026 EXAM PREP
◉ Port Address Translation (PAT). Answer: A port number is tracked
with the client computer's private address when translating to a
public address
◉ CAT6. Answer: Class E twisted-pair cables capable of up to
1000Mbps/1Gbps up to a length of 100 m
◉ RJ-45. Answer: The 8-pin modular connector used with
CAT6/5e/5 cable
◉ Numerics. Answer: A numerical representation (used to describe
the data rates for the twisted-pair/coaxial media)
◉ 10Base2. Answer: ThinNet. 10Mbps over coax, up to 185 m
◉ 10Base5. Answer: ThickNet. 10Mbps over coax, up to 500 m
◉ 10BaseT. Answer: 10Mbps over twisted-pair
,◉ 10BaseF. Answer: 10Mbps over multimode fiber-optic cable
◉ 10BaseFL. Answer: 10Mbps over 850 nm multimode fiber-optic
cable
◉ 100BaseT. Answer: Fast Ethernet. 100Mbps over twisted-pair
◉ 100BaseFX. Answer: 100Mbps over fiber
◉ 1000BaseT. Answer: Gigabit Ethernet. 1000Mbps over twisted-
pair
◉ 1000BaseFX. Answer: 1000Mbps over fiber
◉ 10GE. Answer: 10Gb Ethernet
◉ 10GBaseT. Answer: Another name for 10GE when over copper
◉ Straight-through. Answer: Transmit and receive signal pairs are
aligned end-to-end
◉ Crossover. Answer: Transmit and receive signal pairs are switched
, ◉ Uplink port. Answer: Allows the connection of a switch to another
switch without having to use a crossover cable
◉ Link light. Answer: Indicates that the transmit and receive pairs
are properly aligned
◉ Link integrity test. Answer: Protocol that verifies a
communication link between two Ethernet devices has been
established
◉ Link pulses. Answer: Sent by connected devices via twisted-pair
when data is not being transmitted to indicate that the link is still up
◉ Ping. Answer: ICMP command used to test that a device on the
network is reachable
◉ Internet Control Message Protocol. Answer: What ICMP stands for,
verifies that messages are being delivered
◉ Open system interconnect. Answer: What OSI stands for
◉ TIA/EIA 568-A. Answer: The first major standard describing a
structured cabling system for computer networks in 1995
FOUNDATIONS EXAM SCRIPT 2026 EXAM PREP
◉ Port Address Translation (PAT). Answer: A port number is tracked
with the client computer's private address when translating to a
public address
◉ CAT6. Answer: Class E twisted-pair cables capable of up to
1000Mbps/1Gbps up to a length of 100 m
◉ RJ-45. Answer: The 8-pin modular connector used with
CAT6/5e/5 cable
◉ Numerics. Answer: A numerical representation (used to describe
the data rates for the twisted-pair/coaxial media)
◉ 10Base2. Answer: ThinNet. 10Mbps over coax, up to 185 m
◉ 10Base5. Answer: ThickNet. 10Mbps over coax, up to 500 m
◉ 10BaseT. Answer: 10Mbps over twisted-pair
,◉ 10BaseF. Answer: 10Mbps over multimode fiber-optic cable
◉ 10BaseFL. Answer: 10Mbps over 850 nm multimode fiber-optic
cable
◉ 100BaseT. Answer: Fast Ethernet. 100Mbps over twisted-pair
◉ 100BaseFX. Answer: 100Mbps over fiber
◉ 1000BaseT. Answer: Gigabit Ethernet. 1000Mbps over twisted-
pair
◉ 1000BaseFX. Answer: 1000Mbps over fiber
◉ 10GE. Answer: 10Gb Ethernet
◉ 10GBaseT. Answer: Another name for 10GE when over copper
◉ Straight-through. Answer: Transmit and receive signal pairs are
aligned end-to-end
◉ Crossover. Answer: Transmit and receive signal pairs are switched
, ◉ Uplink port. Answer: Allows the connection of a switch to another
switch without having to use a crossover cable
◉ Link light. Answer: Indicates that the transmit and receive pairs
are properly aligned
◉ Link integrity test. Answer: Protocol that verifies a
communication link between two Ethernet devices has been
established
◉ Link pulses. Answer: Sent by connected devices via twisted-pair
when data is not being transmitted to indicate that the link is still up
◉ Ping. Answer: ICMP command used to test that a device on the
network is reachable
◉ Internet Control Message Protocol. Answer: What ICMP stands for,
verifies that messages are being delivered
◉ Open system interconnect. Answer: What OSI stands for
◉ TIA/EIA 568-A. Answer: The first major standard describing a
structured cabling system for computer networks in 1995
