WGU C172 NETWORK AND SECURITY
FOUNDATIONS PRE-ASSESSMENT ACTUAL
TEST PAPER 2026 COMPLETE QUESTIONS AND
SOLUTIONS GRADED A+
◉ Which OSI layer is responsible for organizing how bits are passed
over the physical layer between devices within the same collision
domain? Answer: Data link
◉ Which OSI layer would define the scope of a protocol that makes
sure packets of data are received correctly and resends them if they
are not? Answer: Transport
◉ Which protocol suite performs functions of OSI layer 4? Answer:
TCP
◉ Which type of Ethernet cable can maintain 10Gbps transmission
speeds through the course of its maximum 100-meter length?
Answer: CAT 6a
◉ Which device is used to organize network cables as they run
between switches and other network devices? Answer: Patch panel
, ◉ Which networking standard uses UTP cable and CSMA/CD to
manage connected devices' access to the wire? Answer: Ethernet
◉ What facilitates network functions at the data link and physical
layers by use of a unique MAC address? Answer: NIC
◉ Which network device is used to connect two or more network
segments by performing OSI layer 3 functions like packet-
forwarding? Answer: Router
◉ Which network device can be used as shared storage for all
member nodes of a LAN? Answer: File server
◉ Which device is responsible for implementing network address
translation (NAT)? Answer: Router
◉ Which command produces the following output?
Non-authoritative answer:
Name: www.google.com
Address: 172.217.11.132 Answer: nslookup
FOUNDATIONS PRE-ASSESSMENT ACTUAL
TEST PAPER 2026 COMPLETE QUESTIONS AND
SOLUTIONS GRADED A+
◉ Which OSI layer is responsible for organizing how bits are passed
over the physical layer between devices within the same collision
domain? Answer: Data link
◉ Which OSI layer would define the scope of a protocol that makes
sure packets of data are received correctly and resends them if they
are not? Answer: Transport
◉ Which protocol suite performs functions of OSI layer 4? Answer:
TCP
◉ Which type of Ethernet cable can maintain 10Gbps transmission
speeds through the course of its maximum 100-meter length?
Answer: CAT 6a
◉ Which device is used to organize network cables as they run
between switches and other network devices? Answer: Patch panel
, ◉ Which networking standard uses UTP cable and CSMA/CD to
manage connected devices' access to the wire? Answer: Ethernet
◉ What facilitates network functions at the data link and physical
layers by use of a unique MAC address? Answer: NIC
◉ Which network device is used to connect two or more network
segments by performing OSI layer 3 functions like packet-
forwarding? Answer: Router
◉ Which network device can be used as shared storage for all
member nodes of a LAN? Answer: File server
◉ Which device is responsible for implementing network address
translation (NAT)? Answer: Router
◉ Which command produces the following output?
Non-authoritative answer:
Name: www.google.com
Address: 172.217.11.132 Answer: nslookup
