WGU C172 NETWORK AND SECURITY FOUNDATIONS
PRE-ASSESSMENT
Which OSI(Open Systems Interconnection model) layer is related to the function of the
IP protocol suite? - Answers - 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? - Answers - 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? - Answers - Transport
Which protocol suite performs functions of OSI(Open Systems Interconnection model)
layer 4? - Answers - TCP(Transmission Control Protocol)
Which type of Ethernet cable can maintain 10Gbps transmission speeds through the
course of its maximum 100-meter length? - Answers - CAT 6a
Which Internet access technology uses ordinary telephone wires for data transmission?
- Answers - DSL(Digital Subscriber Line)
Which device is used to organize network cables as they run between switches and
other network devices? - Answers - Patch panel
Which network device is used to connect two or more network segments by performing
OSI layer 3 functions like packet-forwarding? - Answers - Router
Which network device is used to convert between digital information from a LAN and
analog signals for
transmission over a standard telephone wire? - Answers - Modem
Which device could be used to send commands to the mainframe for remote execution
in early mainframe
installations? - Answers - Dumb terminals
Which device is responsible for implementing network address translation (NAT)? -
Answers - Router
Which command produces the following output?
Non-authoritative answer:
Name: www.google.com
Address: 172.217.11.132 - Answers - nslookup
, Which command should be used to manually enter the default gateway for a computer?
- Answers - route
Which network diagnostic tool displays the path packets take between two endpoints? -
Answers - raceroute
Which network type is used to wire multiple PCs to a home router? - Answers -
LAN(Local Area Network)
An office's infrastructure connects network devices and printers through a central
access point without the use of cabling.
Which network type does this office use? - Answers - WLAN(Wireless Local Area
Network)
What type of medium is commonly used within a 1000 Mbps Ethernet network? -
Answers - CAT5e
Which network topology is shown in the following diagram? - Answers - Full mesh
Which networking standard uses UTP(Unshielded Twisted Pair) cable and
CSMA/CD(Carrier-sense multiple access with collision detection) to manage connected
devices' access to the wire? - Answers - Ethernet
Which network topology is being implemented when each node connects to exactly two
other nodes,
forming a single continuous pathway for signals through each node? - Answers - Ring
In which physical LAN topology are nodes connected to each other with a backbone
cable that loops
around and ends at the same point it started? - Answers - Ring
Which OSI(Open Systems Interconnection) layer ensures error-free packets? - Answers
- Transport
Which topology uses a switch or hub to connect to all devices in the same network? -
Answers - Star
Which cloud service provides hardware, operating systems, and web servers but not
end-user
applications? - Answers - PaaS (Platform-as-a-service)
Which cloud model provides an exclusive cloud computing service environment that is
shared between
two or more organizations? - Answers - Community
PRE-ASSESSMENT
Which OSI(Open Systems Interconnection model) layer is related to the function of the
IP protocol suite? - Answers - 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? - Answers - 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? - Answers - Transport
Which protocol suite performs functions of OSI(Open Systems Interconnection model)
layer 4? - Answers - TCP(Transmission Control Protocol)
Which type of Ethernet cable can maintain 10Gbps transmission speeds through the
course of its maximum 100-meter length? - Answers - CAT 6a
Which Internet access technology uses ordinary telephone wires for data transmission?
- Answers - DSL(Digital Subscriber Line)
Which device is used to organize network cables as they run between switches and
other network devices? - Answers - Patch panel
Which network device is used to connect two or more network segments by performing
OSI layer 3 functions like packet-forwarding? - Answers - Router
Which network device is used to convert between digital information from a LAN and
analog signals for
transmission over a standard telephone wire? - Answers - Modem
Which device could be used to send commands to the mainframe for remote execution
in early mainframe
installations? - Answers - Dumb terminals
Which device is responsible for implementing network address translation (NAT)? -
Answers - Router
Which command produces the following output?
Non-authoritative answer:
Name: www.google.com
Address: 172.217.11.132 - Answers - nslookup
, Which command should be used to manually enter the default gateway for a computer?
- Answers - route
Which network diagnostic tool displays the path packets take between two endpoints? -
Answers - raceroute
Which network type is used to wire multiple PCs to a home router? - Answers -
LAN(Local Area Network)
An office's infrastructure connects network devices and printers through a central
access point without the use of cabling.
Which network type does this office use? - Answers - WLAN(Wireless Local Area
Network)
What type of medium is commonly used within a 1000 Mbps Ethernet network? -
Answers - CAT5e
Which network topology is shown in the following diagram? - Answers - Full mesh
Which networking standard uses UTP(Unshielded Twisted Pair) cable and
CSMA/CD(Carrier-sense multiple access with collision detection) to manage connected
devices' access to the wire? - Answers - Ethernet
Which network topology is being implemented when each node connects to exactly two
other nodes,
forming a single continuous pathway for signals through each node? - Answers - Ring
In which physical LAN topology are nodes connected to each other with a backbone
cable that loops
around and ends at the same point it started? - Answers - Ring
Which OSI(Open Systems Interconnection) layer ensures error-free packets? - Answers
- Transport
Which topology uses a switch or hub to connect to all devices in the same network? -
Answers - Star
Which cloud service provides hardware, operating systems, and web servers but not
end-user
applications? - Answers - PaaS (Platform-as-a-service)
Which cloud model provides an exclusive cloud computing service environment that is
shared between
two or more organizations? - Answers - Community
