CS8 Midterm 3
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Created by:
dammnnjoannaa on May 31, 2011
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79 terms
Terms | Definitions |
|---|---|
 Phishing | Legitimate looking email created to get personal data |
| File infectors | Attach themselves to extractable ile |
| Virus | spreads from computer to computer by user action |
| Internet | a universal system of computers and networks |
| cyberspace | a term used to refer to the Internet, is the unlimited span of networks using the same data exchange methods |
| Internet backbone | the main high-speed routes through which data travels |
| Transmission Control Protocol/Internet Protocol (TCP/IP) | provides methods for packaging and transmitting information. |
| Internet service providers (ISPs) | companies that provide access to the Internet and no additional services |
| dial-up access | connects users to the Internet through a modem and a telephone line. |
| Digital subscriber line | is a high-speed online connection that requires a special external modem with telephone lines. |
| cable access | provides a high-speed Internet connection using a cable modem, not a phone line. |
| satellite access | requires a satellite dish in addition to a phone line and modem for an Internet connection. |
| fiber-optic service (FiOS) | provides extremely fast Internet access through fiber-optic lines that run directly to users' homes. No modems are required. |
| World Wide Web (WWW) | Contains billions of documents, is a portion of the Internet, uses the Internet as a means to transport information and is a separate entity from the Internet |
| Difference between the web and the internet | The Web contains the information. The Internet transports information to and from users. |
| web page | is a document that may include text, graphics, sound, animation, and video. |
| web site | a collection of Web pages |
| web browser | a program that displays Web pages and linked items |
| hyperlink | words and images that bring other documents into view when clicked |
| hyper text | uses links to move to additional related information |
| Hypertext Markup Language (HTML) | uses tags to specify how a Web page should display. |
| web browser | a program that displays a Web document and permits access to linked documents. |
| plug-ins | are software programs that browsers use for extra features such as sound and video. |
| Internet Protocol (IP) address | a unique network identifier given to every device connected to the internet |
| Uniform Resource Locator (URL) | The identification of an Internet resource's type and location is performed through its |
| Hypertext Transfer Protocol (HTTP) | what the URL is made up of: domain name, path, and resource name. |
| Domain Name | the second part of a complete URL |
| Protocol | The first part of a complete URL |
| The Domain Name System | a system used by the internet to link domain names with their corresponding IP addresses. |
| path | the third part of a complete URL, specifies the location of the document on the server. |
| resource name | the last part of a complete URL, gives the file name of the resource you're accessing. |
| downloading | the process of transferring a file or document from one computer to the user's computer |
| uploading | the process of transferring a file or document from the user's computer to another computer. |
| wiki | a simple web page on which any visitor can post text or images, read previous posts, change posted information, and track earlier changes |
| blog | internet equivalent of a journal |
| spiders/crawlers | used by search engines to roam the world wide web via the internet |
| specialized search engines | index information such as job advertisements, and names and addresses. |
| portals | provide organized subject guide links to topics such as the news, local weather, and e-mail. |
| inclusion operator | generally a plus sign (+), used so that only Web pages including those criteria are retrieved |
| exclusion operator | generally a minus sign (-), are used so that only Web pages excluding those criteria are retrieved |
| search operators | are used to perform complex searches. |
| wild card | symbols, such as ? and *, replace the zero or additional characters in search words to improve search accuracy. |
| internet service | a set of standards that define how two types of programs can communicate with each other through the Internet |
| email | is a type of application software that makes sending and receiving messages through computer networks possible |
| email attachment | a computer file included with an e-mail message. |
| spam | Unsolicited e-mails received by users, usually from advertisers |
| web beacon | alert the sender that the spam message has been opened, adding your address to a list of validated addresses. |
| spimming | spam that targets users of instant messaging |
| usenet | an international discussion system available through the Internet. |
| netiquette | a series of guidelines for good manners when using an Internet service |
| flames | angry messages sent by other users |
| Business-to-Business (B2B) E-Commerce | refers to a business providing supplies to other businesses via the Internet |
| Consumer-to-Consumer (C2C) E-Commerce | refers to the exchange of business between individuals. eBay is a good example. |
| Business-to-Consumer (B2C) E-Commerce | shopping online rather than at a physical store |
| cyberstalkers | use email, instant messaging, chat rooms, pagers, cell phone, or other forms of information technology to make repeated credible threats of violence against another individual or family members of an individual |
| cyberbullying | when one individual targets another for some form of torment or abuse through digital tools |
| 1995-2000 | dot-com boom |
| cookies | small files written to your hard disk by the Web sites you visit |
| privacy | an individual's ability to eliminate the collection, use, and sale of confidential personal information |
| anonominity | the means to communicate without disclosing one's identity |
| Radio frequency identification (RFID) | uses radio waves to track a chip or tag |
| ubiquitous computing | Interacting with multiple networked devices |
| active badge | can transmit infrared signals to create an electronic trail |
| cyber crimes | are crimes perpetrated through the Internet |
| cyber law | is the area of law dedicated to computer crime |
| identity theft | when a criminal gains access to personal information in order to impersonate someone |
| malware | programs that intentionally harm a computer system or allow individuals to gain access to it without the owner's permission |
| adware | a form of spyware that generates annoying pop-up and banner ads |
| keyloggers | record keystrokes to provide cybercriminals with confidential data |
| macro viruses | attach to data files and take advantage of application macros |
| boot sectors | execute each time you start the computer |
| computer virus | code concealed inside a program that can harm or destroy files |
| time bomb | a virus program that remains dormant on a computer system until it is activated by a specific event |
| worm | similar to a virus but does not need the action of a user to execute the code and cause damage |
| firewall | which can be hardware or software, to prevent unauthorized access. |
| biometric authentication | authentication—the use of voice recognition, retinal scans, and fingerprint scans for authentication purposes. |
| data diddling | insiders modify data by altering accounts or database records so that it's difficult or impossible to tell that they've stolen funds or equipment |
| salami shaving | a programer alters a program to subtract a small amount of money from an account. |
| memory shaving | knowledgeable thieves remove some of a computer's RAM chips but leave enough to start the computer. |
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