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Computer Information
midterm review
| Question | Answer |
|---|---|
| uniform resource locator | an internet address usually begining with http://that uniquely identifies a Web page |
| computer literacy | being familiar with basic computer concepts |
| embedded computers | built into products to give them added functionality |
| thin clients | designed solely to access a network |
| domain names | used to identify computer the the internet and reflect the name of the individual or organization associated with that web site |
| ASCII | American Standard Code for Information Interchange is the coding system traditionally used with personal computers |
| input device | any piece of hardware that is used to perform data input (ex: keyboard and mouse) |
| Biometric readers | measurable biological charactertistics |
| motherboard | main circuit board inside the sysyem unit |
| Central Processing Unit | consists of variety of circuity and components that packaged together and connected directly to the motherboard |
| RAM | Random Access Memory located inside the system |
| ARPANET | Advanced Research Projects Agency |
| Internet Service Provider | provide internet access to others typically for free |
| Application service provider | companies that manage and distribute Web based software serivces to customers over the internet |
| myhts about the internet | the internet is free, someone controls the internet, the internet and the world wide web are identical |
| DSL | Digitial Subscriber Line type of direct connection that transmit via standard telphone lines |
| Biometric Access systems | identify users by a particular unique biological characteristic |
| firewall | security system that essentially creates a barrier between a computer or network and the internet in order to protect againest unathorized access |
| Encryption | temporialy converting data into a form known as a cipher |
| computer worm | malicious program that is typically designed to cause damage |
| phishing | use of a spoofed email messageing to come from ebay paypal to trick the recepient into revealing sensitive information |