Parcial 1 Flashcards
(30 cards)
Software
Computer’s operating system
Control panel
Centralized configuration area in windows
Network
Collection of computer and devices connected by communication channels.
LAN
Local network of computers within a small area (building)
MAN
Metropolitan network covering a larger area than LAN (all computers in a city)
WAN
Wide network that covers a larger geographic area than LAN or WAN
NIC
Network interface cards. Allows a computer to connect to a network
Switch
Acts as a controlles
Modem
Acts as a translator
Router
Receives incoming data packets
Malware
Software that gets into your computer without your permission
Virus
Programs that attach themselves to files, and replicate themselves over and over again
Spyware
Software that gathers info. About your computer usage
Worms 〰
Viruses that send copies of themselves over the network
Trojan Horses
Program that appear useful but contain a malicious code
Adware
Displays pop-ups and Ads
Key loggers (Jaaz)
Record everything you type into your computer
Tracking cookies
Tracks the websites you visit
How to avoid Malware?
.install a good antivirus
.do not open any attachment if you are not sure of its origin
.don’t open pup-ups
Data backup
Process of making copies of data
Data loss causes:
Malware
Hard drive failure
Internet
World wide collection of computer networks that talk to each other
WWW - world wide web
System of interlinked hypertext pages
Web browser
Applications used for retrieving, presenting or navigating information resources found on the web
