IT 105 Final GMU Questions and
AnswersIT 105 Final GMU Questions and
AnswersIT 105 Final GMU Questions and
AnswersIT 105 Final GMU Questions and
AnswersIT 105 Final GMU Questions and
AnswersIT 105 Final GMU Questions and
AnswersIT 105 Final GMU Questions and
AnswersIT 105 Final GMU Qu...
IT 105 Final GMU Questions and
Answers
A self-replicating/distributing and self-propagating malware that is a standalone
executable program that carries out unauthorized activity on a victim's device
✓ ~~~ worms
A node/bridge on a network that serves as a portal to other networks.
✓ ~~~ gateway
This malware self-replicates itself on the host device, and it can't spread itself from
one device to another. They spread via exchanging infected files.
✓ ~~~ virus
It's main purpose is to disguise malware as legitimate software. It can't spread itself
to other devices and it CANT SELF-REPLICATE.
✓ ~~~ Trojan
a device or software that is designed to block unauthorized access while allowing
authorized communications
✓ ~~~ firewall
device that connects networks and allows devices to communicate with each other
within those networks
✓ ~~~ Router
,A device that allows computers to connect to the internet
✓ ~~~ Modem
This transport protocol is connection based and connection must be established prior
to actual data transfer occurring
✓ ~~~ TCP (Transmission Control Protocol)
This transport protocol is in connectionless and transmission occurs on a best-effort
basis, with an acknowledgment flowing back only after transmission was initiated
✓ ~~~ UDP (User Datagram Protocol)
the method of transmitting the bits one after another along a single path. It is slow,
cost-effective, has relatively few errors, and is practical for long distances.
✓ ~~~ Serial transmission
the method of transmitting a group of bits at a single instant in time, which requires
multiple paths. It is fast (higher data transfer rate) but expensive, and it is practical
only for short distances.
✓ ~~~ Parallel transmission
This refers to any computer program designed to surreptitiously (secretly) enter a
digital device.
✓ ~~~ Malware
The action carried out by malware code is referred to as a
, ✓ ~~~ Payload
this encryption function involve the use of one key
✓ ~~~ Private-key
this encryption function involve the use of two keys
✓ ~~~ Public-key
True/False: A basic computer network can be described as two or more computers
that are linked together
✓ ~~~ True
LAN means:
✓ ~~~ Local Area Network
WAN means:
✓ ~~~ Wide area Network
WAN and LAN difference?
✓ ~~~ distance
Each individual computer and component attached to a network is a:
✓ ~~~ Node
device that broadcasts data to all connected devices
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