WGU C172 Network and Security Foundations Pre-
Assessment Test Graded A+ 2026 Update
Which OSI(Open Systems Interconnection model) layer is related to the
function of the IP protocol suite? - ans Network
Which OSI(Open Systems Interconnection model) layer is responsible for
organizing how bits are passed over the physical layer between devices
within the same collision domain? - ans Data link
Which OSI(Open Systems Interconnection model) layer would define the
scope of a protocol that makes sure packets of data are received correctly
and resends them if they are not? - ans Transport
Which protocol suite performs functions of OSI(Open Systems
Interconnection model) layer 4? - ans TCP(Transmission Control Protocol)
Which type of Ethernet cable can maintain 10Gbps transmission speeds
through the course of its maximum 100-meter length? - ans CAT 6a
,Which Internet access technology uses ordinary telephone wires for data
transmission? - ans DSL(Digital Subscriber Line)
Which device is used to organize network cables as they run between
switches and other network devices? - ans Patch panel
Which network device is used to connect two or more network segments by
performing OSI layer 3 functions like packet-forwarding? - ans Router
Which network device is used to convert between digital information from a
LAN and analog signals for
transmission over a standard telephone wire? - ans Modem
Which device could be used to send commands to the mainframe for remote
execution in early mainframe
installations? - ans Dumb terminals
, Which device is responsible for implementing network address translation
(NAT)? - ans Router
Which command produces the following output?
Non-authoritative answer:
Name: www.google.com
Address: 172.217.11.132 - ans nslookup
Which command should be used to manually enter the default gateway for a
computer? - ans route
Which network diagnostic tool displays the path packets take between two
endpoints? - ans raceroute
Which network type is used to wire multiple PCs to a home router? - ans
LAN(Local Area Network)
An office's infrastructure connects network devices and printers through a
central access point without the use of cabling.
Assessment Test Graded A+ 2026 Update
Which OSI(Open Systems Interconnection model) layer is related to the
function of the IP protocol suite? - ans Network
Which OSI(Open Systems Interconnection model) layer is responsible for
organizing how bits are passed over the physical layer between devices
within the same collision domain? - ans Data link
Which OSI(Open Systems Interconnection model) layer would define the
scope of a protocol that makes sure packets of data are received correctly
and resends them if they are not? - ans Transport
Which protocol suite performs functions of OSI(Open Systems
Interconnection model) layer 4? - ans TCP(Transmission Control Protocol)
Which type of Ethernet cable can maintain 10Gbps transmission speeds
through the course of its maximum 100-meter length? - ans CAT 6a
,Which Internet access technology uses ordinary telephone wires for data
transmission? - ans DSL(Digital Subscriber Line)
Which device is used to organize network cables as they run between
switches and other network devices? - ans Patch panel
Which network device is used to connect two or more network segments by
performing OSI layer 3 functions like packet-forwarding? - ans Router
Which network device is used to convert between digital information from a
LAN and analog signals for
transmission over a standard telephone wire? - ans Modem
Which device could be used to send commands to the mainframe for remote
execution in early mainframe
installations? - ans Dumb terminals
, Which device is responsible for implementing network address translation
(NAT)? - ans Router
Which command produces the following output?
Non-authoritative answer:
Name: www.google.com
Address: 172.217.11.132 - ans nslookup
Which command should be used to manually enter the default gateway for a
computer? - ans route
Which network diagnostic tool displays the path packets take between two
endpoints? - ans raceroute
Which network type is used to wire multiple PCs to a home router? - ans
LAN(Local Area Network)
An office's infrastructure connects network devices and printers through a
central access point without the use of cabling.
