IT 105 Final Exam GMU Question and
answers correctly solved 2025/2026
two or more computers that are linked together. - correct answer ✔A basic computer network can be
described as
LAN - correct answer ✔local area network
distance - correct answer ✔The primary difference between a LAN and a WAN
Connection point - correct answer ✔Each individual computer and component attached to a network is
a
cables - correct answer ✔In a traditional LAN, each node of the network is connected through:
MAN - correct answer ✔metropolitan area network
router - correct answer ✔The hardware device or software program that sends messages between
networks is known as a:
NIC - correct answer ✔network interface card
bits per second - correct answer ✔Modem speed is measured in:
Bandwidth - correct answer ✔The term for the amount of information transmitted through a
communication medium in a certain amount of time
, fiber-optic cables - correct answer ✔type of cables uses light waves to carry information at high speed
firewall - correct answer ✔helps block unauthorized access and data transfer
Trojan horse - correct answer ✔A program that performs a useful task while simultaneously allowing
destructive acts is a
Virus - correct answer ✔An intentionally disruptive program that spreads from program to program or
from disk to disk is known as
Worm - correct answer ✔A type of virus uses computer hosts to reproduce itself
a denial of service attack - correct answer ✔When customers of a Web site are unable to access it due
to a bombardment of fake traffic, is is known as
encryption - correct answer ✔The scrambling of code is known as
True - correct answer ✔Information security is the practice of defending information from
unauthorized access.
True - correct answer ✔A computer worm is a standalone malware computer program that replicates
itself in order to spread to other computers
False - correct answer ✔Hoax viruses flood a targeted computer with so many requests that it cripples
functionality.
True - correct answer ✔The most complex type of firewall is the application proxy firewall
answers correctly solved 2025/2026
two or more computers that are linked together. - correct answer ✔A basic computer network can be
described as
LAN - correct answer ✔local area network
distance - correct answer ✔The primary difference between a LAN and a WAN
Connection point - correct answer ✔Each individual computer and component attached to a network is
a
cables - correct answer ✔In a traditional LAN, each node of the network is connected through:
MAN - correct answer ✔metropolitan area network
router - correct answer ✔The hardware device or software program that sends messages between
networks is known as a:
NIC - correct answer ✔network interface card
bits per second - correct answer ✔Modem speed is measured in:
Bandwidth - correct answer ✔The term for the amount of information transmitted through a
communication medium in a certain amount of time
, fiber-optic cables - correct answer ✔type of cables uses light waves to carry information at high speed
firewall - correct answer ✔helps block unauthorized access and data transfer
Trojan horse - correct answer ✔A program that performs a useful task while simultaneously allowing
destructive acts is a
Virus - correct answer ✔An intentionally disruptive program that spreads from program to program or
from disk to disk is known as
Worm - correct answer ✔A type of virus uses computer hosts to reproduce itself
a denial of service attack - correct answer ✔When customers of a Web site are unable to access it due
to a bombardment of fake traffic, is is known as
encryption - correct answer ✔The scrambling of code is known as
True - correct answer ✔Information security is the practice of defending information from
unauthorized access.
True - correct answer ✔A computer worm is a standalone malware computer program that replicates
itself in order to spread to other computers
False - correct answer ✔Hoax viruses flood a targeted computer with so many requests that it cripples
functionality.
True - correct answer ✔The most complex type of firewall is the application proxy firewall
