IT 105 GMU Final; Questions & Answers 100%
Solved
A basic computer network can be described as: Correct answer-Two or more computers
that are linked together
LAN stands for: Correct answer-local area network
The primary difference between a LAN and a WAN is: Correct answer-distance
Each in...
IT 105 GMU Final; Questions & Answers 100%
Solved
A basic computer network can be described as: Correct answer-Two or more computers
that are linked together
LAN stands for: Correct answer-local area network
The primary difference between a LAN and a WAN is: Correct answer-distance
Each individual computer and component attached to a network is a: Correct answer-
Node
In a traditional LAN, each node on the network is connected through: Correct answer-
Cables
MAN stands for: Correct answer-Metropolitan area network
The hardware device or software program that sends messages between networks is known as
a: Correct answer-Router
NIC stands for: Correct answer-Network Interface Card
Computer bits must be ___________ to travel over phone lines Correct answer-Analog
signals
, IT 105 GMU Final; Questions & Answers 100%
Solved
Modem speed is measured in: Correct answer-Bits per second
What is the term for the amount of information transmitted through a communication medium
in a certain amount of time? Correct answer-Bandwidth
What type of cable uses light waves to carry information at high speed? Correct answer-
Fiber-optic cables
What helps block unauthorized access and data transfer? Correct answer-A firewall
A program that performs a useful task while simultaneously allowing destructive acts is a:
Correct answer-Trojan horse
An intentionally disruptive program that spreads from program to program or from disk to disk
is known as a: Correct answer-Virus
What type of virus uses computer hosts to reproduce itself? Correct answer-Worm
When customers of a Web site are unable to access it due to a bombardment of fake traffic, it is
known as: Correct answer-A denial of service attack
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