WGU d481 EXAM STUdY GUIdE QUESTIONS
ANd ANSWERS 100% CORRECT
◍ Switches. Answer: Networking equipment that allows multiple
devices to communicate
◍ Connection-oriented Protocol. Answer: Sets up a connection
between source and destination
◍ Connectionless Protocol. Answer: Treats each connection
individually
◍ Datagram. Answer: Packets transmitted across networks
◍ Internet Assigned Numbers Authority (IANA). Answer:
Organization overseeing IP address allocations
◍ Network Address Translation (NAT). Answer: Maps local private
addresses to public ones
◍ ARPANET. Answer: Computer network developed by the
Department of Defense
◍ Layer 2 Tunneling Protocol (L2TP). Answer: Protocol supporting
virtual private networks (VPNs)
,◍ Web Browser. Answer: Protocol to link all resources together
◍ SMTP. Answer: Simple Mail Transfer Protocol (SMTP) is a TCP
service that operates on port 25 and is used for the exchange of
electronic mail between networked systems.
◍ Spoofing. Answer: Spoofing is a vulnerability associated with
SMTP where an attacker impersonates a trusted entity to gain
unauthorized access.
◍ Spamming. Answer: Spamming is a vulnerability associated with
SMTP where an attacker sends unsolicited bulk emails.
◍ TFTP. Answer: Trivial File Transfer Protocol (TFTP) operates on
UDP port 69 and is used to transfer router configuration files and
configure cable modems.
◍ Authentication. Answer: Authentication is the process of verifying
the identity of a user or system before granting access to resources.
◍ Firewall. Answer: A firewall is a network security device that
monitors and controls incoming and outgoing network traffic based
on predetermined security rules.
, ◍ Network Services. Answer: Network services are the specific
functionalities and features that an organization requires to operate
their network.
◍ World Wide Web. Answer: The World Wide Web (WWW) is a
decentralized and fault-tolerant computer network that allows
resources to be linked together through hyperlinks.
◍ ARPANET. Answer: ARPANET was the decentralized and fault-
tolerant computer network developed by the U.S. Department of
Defense (DoD) in 1969, which later evolved into the Internet.
◍ URL. Answer: A Uniform Resource Locator (URL) is a web
address that specifies the location of a resource on the Internet.
◍ Web Browser. Answer: A web browser is a software application
that downloads and interprets webpages formatted in Hypertext
Markup Language (HTML) and allows users to navigate the World
Wide Web.
◍ HTTP. Answer: Hypertext Transfer Protocol (HTTP) is the protocol
used by web browsers to communicate with web servers and retrieve
webpages.
◍ HTTP Request. Answer: An HTTP request is a message sent by a
web browser to a web server, specifying the URL and the desired
action to be performed.
ANd ANSWERS 100% CORRECT
◍ Switches. Answer: Networking equipment that allows multiple
devices to communicate
◍ Connection-oriented Protocol. Answer: Sets up a connection
between source and destination
◍ Connectionless Protocol. Answer: Treats each connection
individually
◍ Datagram. Answer: Packets transmitted across networks
◍ Internet Assigned Numbers Authority (IANA). Answer:
Organization overseeing IP address allocations
◍ Network Address Translation (NAT). Answer: Maps local private
addresses to public ones
◍ ARPANET. Answer: Computer network developed by the
Department of Defense
◍ Layer 2 Tunneling Protocol (L2TP). Answer: Protocol supporting
virtual private networks (VPNs)
,◍ Web Browser. Answer: Protocol to link all resources together
◍ SMTP. Answer: Simple Mail Transfer Protocol (SMTP) is a TCP
service that operates on port 25 and is used for the exchange of
electronic mail between networked systems.
◍ Spoofing. Answer: Spoofing is a vulnerability associated with
SMTP where an attacker impersonates a trusted entity to gain
unauthorized access.
◍ Spamming. Answer: Spamming is a vulnerability associated with
SMTP where an attacker sends unsolicited bulk emails.
◍ TFTP. Answer: Trivial File Transfer Protocol (TFTP) operates on
UDP port 69 and is used to transfer router configuration files and
configure cable modems.
◍ Authentication. Answer: Authentication is the process of verifying
the identity of a user or system before granting access to resources.
◍ Firewall. Answer: A firewall is a network security device that
monitors and controls incoming and outgoing network traffic based
on predetermined security rules.
, ◍ Network Services. Answer: Network services are the specific
functionalities and features that an organization requires to operate
their network.
◍ World Wide Web. Answer: The World Wide Web (WWW) is a
decentralized and fault-tolerant computer network that allows
resources to be linked together through hyperlinks.
◍ ARPANET. Answer: ARPANET was the decentralized and fault-
tolerant computer network developed by the U.S. Department of
Defense (DoD) in 1969, which later evolved into the Internet.
◍ URL. Answer: A Uniform Resource Locator (URL) is a web
address that specifies the location of a resource on the Internet.
◍ Web Browser. Answer: A web browser is a software application
that downloads and interprets webpages formatted in Hypertext
Markup Language (HTML) and allows users to navigate the World
Wide Web.
◍ HTTP. Answer: Hypertext Transfer Protocol (HTTP) is the protocol
used by web browsers to communicate with web servers and retrieve
webpages.
◍ HTTP Request. Answer: An HTTP request is a message sent by a
web browser to a web server, specifying the URL and the desired
action to be performed.
