Wayne SummersTSYS School of Computer Science

Columbus State UniversitySeptember 10, 2009

Pre-twentieth century computing

Twentieth century computingModern ComputingFuture of Computing?

14 November 2007 Columbus State University

What was the average weight of a computer in

the early 1940’s?

“My God, Herschel! How I wish these calculations could be executed by steam.”[1821]

Charles Babbage designed the Difference Engine and the Analytical Engine (neither were completed by him)

In 1824, Babbage won the Gold Medal of the Royal Astronomical Society "for his invention of an engine for calculating mathematical and astronomical tables".

“We may say most aptly that the Analytical Engine

weaves algebraic patterns just as the Jacquard-loom

weaves flowers and leaves.”

Ada Augusta, Countess Of Lovelace (October 1842)

Atanasoff–Berry Computer (1937-1941)Zuse’s Z3 (1941)Colossus (1943-1944)Eniac (1943-1946)IBM Harvard Mark I (1944)Manchester Baby (1948) / Mark I

Sperry-UnivacIBM 360“I think there is a world market for about five

computers.” [Thomas J. Watson]

04/19/23 8

What Computing Was in 70-80s

PCs: Altair, Apple, IBM PCDOS, Windows, Linux

04/19/23 10

What Computing is Today

Wearable ComputingBioinformatics

VirtualEnvironments

Graphics

04/19/23 11

What Computing is Today

Ubiquitous Computing

High Performance Simulation

Information Security

Databases

Second generation of web development and web design.

It is characterised as facilitating communication, information sharing, interoperability, and collaboration on the World Wide Web.

It has led to the development and evolution of web-based communities, hosted services, and web applications.

Examples include social-networking sites, video-sharing sites, wikis, blogs and folksonomies.

(http://www.oreillynet.com/pub/a/oreilly/tim/news/2005/09/30/what-is-web-20.html)

http://en.wikipedia.org/wiki/Web_2.0

Social Networks: Facebook / MySpace / Tagged / MyYearbook / LiveJournal / LinkIn / SlashKey / Gaia Online

Blogs (http://www.blogger.com/)

Twitter - free social messaging utility for staying connected in real-time(http://twitter.com/)

YouTube – free video (http://www.youtube.com/)

Wikis - free encyclopedia that anyone can edit

Second Life – 3d virtual world environment (http://secondlife.com/)

Screencast – place to upload and share videos, images, docs, etc. (http://screencast.com/ )

Google Site – web server (http://sites.google.com/ )

Flickr - place to upload and share images (http://www.flickr.com/ )

BitTorrent – peer-to-peer sharing of rich content (http://www.bittorrent.com/ )

Ebay – community shopping (http://www.ebay.com/ )

Google Docs – documents, spreadsheets, presentations, forms (http://docs.google.com/ )

Shazaam – music identifier (http://www.shazam.com/music/web/home.html )

ShopSavvy – barcode reader / shopperDoodle – scheduling app (http://doodle.com/)Pandora – music machine

(http://www.pandora.com/)Google maps / Google Earth

(http://maps.google.com/, http://earth.google.com/ )

SmartphonesiPhone Google G1 Blackberry

Electronic BooksKindle, Sony Reader

Notebook/Tablet Computers

Microsoft Surface: http://www.microsoft.com/surface/Default.aspx?page=videos#gid=demos&vid=d2

MIT Media Lab's "Sixth Sense“:http://video.computerworld.com/services/player/bcpid1351827287?bctid=14706015001

Project Gutenberg – over 100,000 titles available online (30,000 free books) - http://www.gutenberg.org

Google Books Library Project (An enhanced card catalog of the world's books) [5-6 million books] -http://books.google.com/googlebooks/library.html In-copyright and in-print booksIn-copyright but out-of-print booksOut-of-copyright books