MIS Ch.7: Exam #2

Internet
> Is a collection of interconnected networks, all freely exchanging information using a common set of protocols

– The world’s largest computer network

Advance Research Projects Agency
(ARPANET)
> A project started by the U.S. Department of Defense (DoD) in *1969*

> An experiment in reliable networking & a means to link the DoD & military research contractors

MILNET
> Include all military sites
Internet Protocol
> Enables computers to route communications traffic from one network to another as needed
Tim Berners-Lee
> Developed the World Wide Web at CERN, the European Organization for Nuclear Research in Geneva, Switzerland
Backbone
> One of the Internet’s high-speed, long-distance communications links
IP Address
> A *64-bit number* that identifies a computer on the Internet
Uniform Resource Locator
(URL)
> A Web address that specifies the exact *location* of a Web page using letters & words that map to an IP address & a *location* on the host
Internet Corporation for Assigned Names & Numbers
(ICANN)
> Responsible for managing IP addresses & Internet domains

– One of its primary concerns is to make sure that each domain name represents only on individual or entity

Internet Service Provider
(ISP)
> Any organization that provides Internet access to people
Cloud Computing
> Software & storage are provided as an Internet service & are accessed with a Web browser
World Wide Web
(WWW)
> Is a collection of tens of millions server computers that work together as one in an Internet service using hyperlink technology to provide information to billions of users

> Developed by Tim Berners-Lee at CERN

Web
> The hypertext transfer protocol (http) standards & mark-up languages that combine to deliver information & services over the Internet

> Server & client software

– *The Internet is the infrastructure on which the Web exists*

Hyperlink
> Highlighted text or graphics in a Web document that, when clicked, opens a new Web page containing related content
Web Browser
> Web client software used to view Web pages

– Ex: Internet Explorer, Firefox, Chrome, Safari, & Opera

Hypertext Markup Language
(HTML)
> The standard page description language for Web pages

– Tells the browser how to display font characteristics, paragraph formatting, page layout, image placement, hyperlinks, & the content of a Web page

HTML Tags
> Codes that tell the Web browser how to format text as a heading, list, or body text

&

> Whether images, sound, & other elements should be inserted

Search Engine
> A valuable tool that enables you to find information on the Web by specifying words that are key to topic of interest, known as keywords
Web Portal
> Is an entry point or doorway to the Internet

– Typically include: search engine, subject directory, daily headlines

– *Many people choose a Web portal as their browser’s home page*

Marc Andreessen
> Co-author of *Mosaic*
Vint Cerf
> Recognized as one of *the fathers of the Internet*, sharing this title with American computer scientist Bob Kahn
Bob Kahn
> Along with Vint Cerf, invented the Transmission Control Protocol (TCP) & the Internet Protocol (IP)

– The fundamental communication protocols at the heart of the Internet

Telnet
> Is a network protocol that enables users to log on to networks remotely over the Internet

– Uses a command-line interface that allows the user to work on a remote server directly

– Both Telnet & FTP connections are not encrypted & are therefore not secure

File Transfer Protocol
(FTP)
> Supports file transfers protocols between a host & a remote computer

– Users can copy files from one computer to another

– Both Telnet & FTP connections are not encrypted and are therefore not secure

Cascading Style Sheet
(CSS)
> A popular tool for *designing groups of Web pages*

> CSS uses special HTML tags to globally define font characteristics for a variety of page elements as well as how those elements are laid out on the Web page

Extensible Markup Language (XML)
> Is a markup language designed to transport & store data on the Web

> Allows the coder to create custom tags that define data

Many Websites
> Use CSS to define the design & layout of Web pages

– XML to define the content & HTML to join the content with the design (CSS)

Java
> Is an object-oriented programming language from Sun Microsystems based on the C++ programming language
Push E-Mail
> Business users that access e-mail from smartphones

– Ex: Blackberry

Usenet
> Is a technology that uses e-mail to provide a centralized news service
Content Streaming
> Is a method for transferring multimedia files, radio broadcasts, & other content over the Internet so that the data stream of voice & pictures plays more or less continuously without a break or with very few breaks
Bot
> Is a software tool that searches the Web for information, products, or prices
Web Auction
> Is a way to connect buyers & sellers
Transmission Control Protocol
(TCP)
> Is a widely used Transport-layer protocol that most Internet applications use with IP
Intranet
> *Internal* corporate network built using Internet & World Wide Web standards/technologies

– Ex: portal.ey.com & my.ggc.edu

Extranet
> Network that links selected resources of a company’s intranet with its customers, suppliers, or other business partners

> *Available only to the company & the partner*

Web 2.0:
*Socially Connected*
> Web sites provide Web-based tools for users to share information

– Popular for finding old friends, staying in touch with current friends, & making new friends

Web 2.0:
*Rich Internet Applications*
> Software that has the functionality & complexity of traditional application software, but does not require local installation & runs in a Web browser

– Most take advantage of being online by emphasizing their collaborative benefits

Vertical Portals
> Pages that provide information & links for special-interest groups

– Ex: Huffington post, Drudgereport

Corporate Portals
> Provide access to work-related resources

> Can be used to provide employees with work-related online content & to limit access to other Web content

Tunneling
> Process by which VPNs transfer information by encapsulating traffic in IP packets over the Internet