IT 105 Final Exam GMU | Questions And Answers Latest {2024- 2025} A+ Graded | 100%
Verified
A basic computer network can be described as - two or more computers that are linked together.
local area network - LAN
The primary difference between a LAN and a WAN - distance
Each individual computer and component attached to a network is a - Connection point
In a traditional LAN, each node of the network is connected through: - cables
metropolitan area network - MAN
The hardware device or software program that sends messages between networks is known as a: -
router
network interface card - NIC
Modem speed is measured in: - bits per second
The term for the amount of information transmitted through a communication medium in a certain
amount of time - Bandwidth
type of cables uses light waves to carry information at high speed - fiber-optic cables
helps block unauthorized access and data transfer - firewall
A program that performs a useful task while simultaneously allowing destructive acts is a - Trojan horse
, An intentionally disruptive program that spreads from program to program or from disk to disk is known
as - Virus
A type of virus uses computer hosts to reproduce itself - Worm
When customers of a Web site are unable to access it due to a bombardment of fake traffic, is is known
as - a denial of service attack
The scrambling of code is known as - encryption
Information security is the practice of defending information from unauthorized access. - True
A computer worm is a standalone malware computer program that replicates itself in order to spread to
other computers - True
Hoax viruses flood a targeted computer with so many requests that it cripples functionality. - False
The most complex type of firewall is the application proxy firewall - True
A router is a hardware component used to interconnect networks - True
How many layers are there in the TCP/IP protocol suite? - 4
IPv6 addresses are how many bits long? - 128
UDP provides sequencing, error control and flow control just like TCP - False
What are standard twisted pair cables? - CAT 2, CAT 3, and CAT 5
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller oneclass. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.48. You're not tied to anything after your purchase.