Digital Revolution History of Technology PPT History of

Digital Revolution History of Technology 无� PPT整理�布

History of Technology When discussing technology and its history, Johannes Gutenberg’s printing press (1450) could be considered… 无� PPT整理�布

Examples of early technology Ben Franklin’s lightning rod in 1792 or Eli Whitney’s cotton gin in 1794 could also be considered. 无� PPT整理�布

Examples of Technology records tape recorders slide projectors 无� PPT整理�布

Examples of technology in education overhead projectors VCRs 无� PPT整理�布

8 tracks & player 无� PPT整理�布

Brief History of Computers 无� PPT整理�布

1960 s-1970 s • source credits IBM & its first operating system in 1960 as beginning of computer age • optical fiber - created in 1970 by Corning Glass; invention that GTE and ATT would capitalize on much later to transmit voices and pictures (http: //www. pbs. org). 无� PPT整理�布

1970 s • Bill Gates & Paul Allen presented Apple I to world in 1976 and Apple II in 1977 (complete with keyboard, game paddles, & cassette tape with the game “Breakout” loaded on it) 无� PPT整理�布

• computer hooked up to color television for colored graphics; Tandy released first desktop computer in 1977 (http: //www. pbs. org) 无� PPT整理�布

1980 s • IBM’s version of PC introduced in 1981; included Microsoft’s MS-DOS operating system • 1 st portable computer cost $1, 795; introduced in 1981 by Adam Osborne 无� PPT整理�布

1980 s • display was 5 in. & held 64 kb of memory (two 5 ¼ in. floppy disk drives included) 无� PPT整理�布

mid-1980 s - Apple unveiled Macintosh and IBM introduced the PC Jr. (http: //www. computerhistory. org). 无� PPT整理�布

1990 s • birth of the worldwide web (WWW or W 3) • historic logo designed by Robert Cailiau “www” invented by Tim Berners-Lee 无� PPT整理�布

World Wide Web • system of interlinked hypertext documents accessed via the Internet • use web browser to view web pages that may contain text, images, videos and other multimedia • navigate between them using hyperlinks 无� PPT整理�布

WWW, cont. "The World-Wide Web was developed to be a pool of human knowledge, and human culture, which would allow collaborators in remote sites to share their ideas and all aspects of a common project. “ Wardrip-Fruin, Noah and Nick Montfort, ed (2003). The New Media Reader. Section 54. The MIT Press. ISBN 0无� PPT整理�布 262 -23227 -8.

URL URL, HTTP, and Netscape became part of the everyday language Uniform Resource Locator or Universal Resource Locator (URL) is a character string that specifies where a known resource is available on the Internet and the mechanism for retrieving it 无� PPT整理�布

HTTP Hypertext Transfer Protocol (HTTP) is a networking protocol for distributed, collaborative, hypermedia information systems; foundation of data communication for the World Wide Web 无� PPT整理�布

Netscape • Netscape Communications is a US computer services company, best known for Netscape Navigator, its web browser • independent company, headquarters in Mountain View, California; name ‘Netscape’ was a trademark of Cisco Systems, that was granted to the company 无� PPT整理�布

1990 s Search engine giant, Yahoo, founded 1994 无� PPT整理�布

1990 s & 2000 s • Windows’ 98 & Intel Pentium III processor released in 1998 and 1999, respectively. • Apple’s i. Pod, My. Space. com, and about 1 billion people worldwide connected to the internet http: //www. intel. com 无� PPT整理�布

Examples of cell phones through the years 无� PPT整理�布

Internet • global system of interconnected computer networks that use the standard Internet Protocol Suite (TCP/IP) to serve billions of users worldwide • worldwide interconnection of computers and computer networks that facilitate the sharing or exchange of information among users 无� PPT整理�布

Internet, con’t. • carries a vast range of info resources/services, such as the inter-linked hypertext documents of the World Wide Web (WWW) and the infrastructure to support electronic mail 无� PPT整理�布

Google • began in March 1996 as a research project by Larry Page and Sergey Brin, Ph. D. students at Stanford working on the Stanford Digital Library Project (SDLP) • Goal-“to develop the enabling technologies for a single, integrated and universal digital library. " 无� PPT整理�布