Network Computing Discovery, Communication, and Collaboration
The Internet The Internet is a global network of computer networks. It links the computing resources of business, government, and educational institutions using a common computer communication protocol.
The Internet • Discovery • Communication • Collaboration • Information superhighways
The Internet:Characteristics and Capabilities • Accessing the internet • TV access • Internet (network) terminal • TCP/IP • Resources • Benefits
The Internet:Benefits • Messages - low cost • Access to government information • Library of Congress • Forum • Download documents and software • Electronic commerce • Access to newspapers, magazines, and books
The Internet:Benefits • Cultural events • Entertainment • Collaborative research • Free telephone call and video conferencing • Access to museums worldwide • Web translators - access to information in other languages
Supporting Discovery:Via the Web The WWW is a vast collection of interconnected pages of information that are stored on computers around the world which are connected to the Internet.
Supporting Discovery:Via the Web • Hyperlinks • Hypertext • Web site • Client / server architecture
Supporting Discovery:Benefits of the Web • Open • Resourceful • Efficient • Dynamic
Supporting Discovery:Via the Web • Creating Web documents • Search engines • Gopher • Downloading software and files • Supporting communication
Supporting Communication Communication is an interpersonal process of sending and receiving symbols with messages attached to them.
Supporting Communication:Factors Determining the Uses of Information Technology • Participants • Nature of sources and destinations • Location • Time • Media
Time / Place Framework • Same-time/same-place • Same-time/different-place • Different-time/same-place • Different-time/different-place
Place Same Different Same Time Different
Supporting Communication • Electronic mail - e-mail • Internet and intranet • Chat programs • Newsgroups • Mailing lists and electronic bulletin boards
Supporting Collaboration Collaboration refers to the mutual efforts by two or more individuals who perform activities in order to accomplish certain tasks.
Supporting Collaboration • Conventional approach • Nominal group technique • Delphi method • Using IT to support groupwork • Workflow systems • Screen sharing
Groupware:Technologies and Infrastructure • Visual communication • Electronic voice communication • Group Decision Support Systems (GDSS) • Integrated technologies • Intranet and extranet
Visual Communication • Video teleconferencing • Video mail
Electronic Voice Communication • Advantages • Applications
Electronic Voice CommunicationAdvantages • Hands-free / eyes-free operations • Disabled employees - voice commands • Portable voice terminals • Voice terminals - rugged • Faster • Fewer errors
Electronic Voice CommunicationApplications • Interactive voice recognition • Voice annotation • Automated attendant • Voice mail • Audiotext
Group Decision Support Systems (GDSS) A group decision support system is an interactive computer-based system that facilitates the solution of semistructured and unstructured problems by a group of decision makers.
Group Decision Support Systems • Supporting face-to-face meetings • Applications
Group Decision Support SystemsSupporting face-to-face meetings • Hardware • Software • People • Procedures
Group Decision Support SystemsApplications • IRS - quality improvement • European auto industry - support experts • San Trans - contract negotiations • El Rio Health Care - contract negotiations • City of Louisville - public education
Integrated Technologies:Examples • PictureTel • Cardiff Software • Netscape Communicator • Lotus Notes / Domino
Lotus Notes Lotus notes is a Windows-based client/server platform for developing and deploying groupware applications.
Lotus NotesCapabilities • Tracking • Team discussion • Broadcasting • References
Lotus Notes • Application categories • Things to do • Contract library • Corporate policy documents • Notes’ databases • Discussion databases • Document libraries • Information services
The Intranet The Intranet, or internal Web, is a network architecture designed to serve the internal informational needs of a company using Web concepts and tools.
Extranets The extranet is an infrastructure that allows secure communications among business partners.
Internet Implementation Topics • Internet-based software agents • Internet-based data mining • Ethics on the net
Internet-based Software Agents • E-mail agents • Web-browsing-assisting agents • Intelligent indexing agents
Internet-based Data Mining • Resource discovery • Information extraction • Generalization
Ethics on the Net • Privacy and ethics in e-mail • Right of free speech • Copyright • Privacy of patient’s information • Internet manners • Monitoring employee’s use of the Internet
Managerial Issues • Security of communication • Data crossing national boarders • Congestion • Control of employee time and activities • Questionnaires and referenda • Organizational impacts
Managerial Issues • Use of the decision room • Cost-benefit justification • Legal issues • Controlling the access and managing the content of the material on the intranet
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