《管理信息技术》ppt课件(英文版)

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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Chapter 3,*,Chapter 3,1,Chapter 3,Collaboration, Discovery, and Communication,Chapter 3,2,Learning Objectives,Understand the concepts of the Internet and the Web, their importance, and their capabilities.,Understand the role of intranets, extranets, and corporate portals for organizations.,Identify the various ways in which communication is executed over the Internet.,Demonstrate how people collaborate over the Internet, intranets, and extranets using various supporting tools, including voice technology and teleconferencing.,Describe groupware capabilities.,Describe and analyze the role of e-learning and distance learning.,Analyze telecommuting (teleworking) as a techno-social phenomenon.,Consider ethical and integration issues related to the use of network computing.,Chapter 3,3,Network Computing,The vast web of electronic networks, referred to as the,information superhighway,or,Internet,links the computing resources of businesses, government, and educational institutions using a common computer communication protocol, TCP/IP. The,World Wide Web-,-,the Web-is the most widely used application on the Internet.,Intranets,Extranets,Collaboration,Communication,Discovery,Chapter 3,4,Evolution - Network Computing,Internet,Chapter 3,5,Internet Application Categories,Discovery,:,Discovery involves browsing and information retrieval.,Communication,:,The Internet provides fast and inexpensive communication channels that range from messages posted on online bulletin boards to complex information exchanges among many organizations.,Collaboration,:,Due to improved communication, electronic collaboration between individuals and/or groups ranging from screen sharing and teleconferencing to group support systems.,The,Net,is also used for:,Education,Entertainment,: People can access the content of newspapers, magazines, and books. Correspond with friends and family, play games, listen to music, view movies and other cultural events.,Work,: They can download documents, do research.,Chapter 3,6,The Network Computing Infrastructure,Intranet:,a network designed to serve the internal informational needs of a company, using Internet concepts and tools.,Browsing and Search capabilities.,Support communication and collaboration.,Extranet:,An extranet is an infrastructure that allows secure communications (,connects the intranets of different organizations,) among business partners over the Internet.,Enables business-to-business (B2B) transactions,Provides an interface to exchange of business forms,In addition to the Internet and the Web there are two other major infrastructures of network computing: the,intranet,and the,extranet,Chapter 3,7,The Network Computing Infrastructure,A,network is designed to serve the informational needs of a company, using Internet concepts and tools,.,Chapter 3,8,Discovery,- Internet Application Categories,Internet Software Agents,Internet-Based Web Mining,Other Discovery Aids,Toolbars,Material in Foreign Languages,Information and Corporate Portals,Through the discovery capability users can access information located in databases all over the world. It facilitates education, government services, entertainment, and commerce. Discovery is done by,browsing,and,searching,static,or,dynamic,data sources on the Web.,Chapter 3,9,Discovery,- Internet Software Agents,Search engines, directories, software and intelligent agents,Web-Browsing-Assisting Agents,Frequently Asked Questions (FAQ) Agents,Search Engines and Intelligent Indexing Agents,Software agents are computer programs that carry out a set of routine computer tasks on behalf of the user and in so doing employ some sort of knowledge of the users goals,Chapter 3,10,Discovery,- Internet-Based Web Mining,Predictive Tools,Classification (Predefined Groups),Regression,Time series,Descriptive Tools,Clustering (No Predefined Groups),Summarization,Association,Sequencing,Data mining,refers to sophisticated analysis techniques for sifting through large amounts of information to discover new patterns and relationships.,Chapter 3,11,Discovery,- Other Discovery Aids,W,What Is?,(,),eBizSearch,(,gunther.smeal.psu.edu,),HighBeam,(),H,.,F,Hundreds of other search engines and discovery aids are available,Chapter 3,12,Discovery,- Toolbars,Google Toolbar (,),Copernic Agent Basic (,),KartOO (,),Yahoo Companion (,),Grokker (,),To get the most out of search engines, you may use add-on toolbars and special software.,Chapter 3,13,Discovery,- Information in Foreign Languages,WorldPoint Passport (,),Babel Fish Translation (,),AutoTranslate,(,offered in Netscape browser,),There is a huge amount of information on the Internet in languages that you may not know. Automatic translation of Web pages is an application offered by many vendors. However, not all automatic translations are equally good, so evaluation of these products is needed.,Chapter 3,14,Discovery,-,Information & Corporate Portals,Commercial (public) portals,offer content for diverse communities and are the most popular portals on the Internet. Examples are:,Publishing portals,are intended for communities with specific interests. Examples are:,A,portal,is a Web-based personalized gateway to information and knowledge in network computing. It attempts to address information overload by providing one screen from which we do all our work on the Web. Thus eliminating retrieval time spent on integrating disparate IT systems.,Chapter 3,15,Discovery,- Information & Corporate Portals,(continued),Personal portals,target specific filtered information for individuals.,Affinity portals,support communities such as hobby groups or a political party,Mobile portals,are portals accessible from mobile devices.,Voice portals,are Web portals with audio interfaces, which enables them to be accessed by a standard or cell phone.,AOLbyPhone,Chapter 3,16,Discovery,- Information & Corporate Portals,(continued),Suppliers portals:,Using corporate portals, suppliers can mange their own inventories online.,Customers portals:,Customers can use a customer-facing portal for viewing products and services and placing orders, which they can later self-track.,Employees portals:,Such portals are used for training, dissemination of news and information, and workplace discussion groups.,Supervisors,portals:,These portals, sometimes called workforce portals, enable managers and supervisors to control the entire workforce management process,from budgeting to scheduling workforce.,Corporate portals,provide single-point access to,specific,enterprise information and applications available on the Internet, intranets, and extranets to employees, business partners, and customers. They are also known as enterprise portals or enterprise information portals.,Chapter 3,17,Discovery,- Information & Corporate Portals,(continued),Corporate portals,Chapter 3,18,Communication,- Internet Application Categories,Electronic Mail,Web-Based Call Centers,Electronic Chat Rooms,Voice Communication,Weblogging (Blogging),People exchange and share information by sending and receiving messages, documents, forms and files. This information-processing supports the organization and the transaction of business.,Communications,can involve one or several IT-supported media, such as text, voice, graphics, radio, pictures, and animation. Using different media increases the effectiveness of a message, expedites learning, and enhances problem solving.,Chapter 3,19,Communication Modes,People-to-people,People-to-machine,People and machine-to-machine,Chapter 3,20,Communication- Time/Place Framework,Same-time/same-place,Same-time/different-place,Different-time/same-place,Different-time/different-place,Chapter 3,21,Collaboration,- Internet Application Categories,Virtual collaboration,(e-collaboration):,the use of digital technologies that enable organizations,or individuals to collaborative,Collaborative commerce,(c-commerce,): collaboration among business partners,Supply chains,Dealer/Partner Networks,Product Networks,Collaboration,refers to the mutual efforts of two or more individuals or groups to perform activities in order to accomplish certain tasks. These tasks range from designing products and documents, to teaching, to executing complementary subtasks, to working with customers, suppliers, and other business partners. In an effort to improve productivity and competitiveness collaboration can be supported electronically.,Chapter 3,22,Collaboration,Tools (Workflows),Workflow Technologies:,the movement of information through the sequence of steps that make up an organization,s work procedures or business processes.,Workflow management,is the automation of workflows from start to finish, including all exception conditions.,Workflow systems,are business process automation tools (software programs) that automate almost any information-processing task.,Workflow applications:,Collaborative workflow:,addresses project-oriented and collaborative types of processes.,Production workflow:,addresses mission-critical, transaction-oriented, high volume processes.,Administrative workflow:,is cross between collaborative and production workflows.,Chapter 3,23,Collaboration,Tools (Groupware),Electronic Meeting Systems,attempt to improve face-to-face meetings with their electronic counter-part.,Electronic Teleconferencing (,Teleconferencing,),is the use of electronic communication that allows two or more people at different locations to have a simultaneous conference.,Video Teleconferencing,(,videoconference,),participants in one location can see participants at other locations. Data (,data conferencing),can also be sent along with voice and video making it possible to work on documents together.,Web Conferencing,is Videoconferencing solely conducted on the Internet,Software products that support groups of people who share a common task or goal and who collaborate on its accomplishment.,Groupware,implies the use of networks to connect people, even if the people are in the same room.,Chapter 3,24,Collaboration,Tools (Groupware),(continued),Interactive Whiteboards,work like the,“,physical world,”,whiteboards with markers and erasers, except instead of one person standing in front of a meeting room drawing on the whiteboard, all participants can join in.,Screen Sharing software, allows group members to work on the same document, which is shown on the PC screen of each participant.,Instant video,is a kind of real time chat room that allows you to see the person you are communicating with.,Real-time collaboration,(RTC) Tools:,help companies bridge time and space to make decisions and to collaborate on projects. RTC tools support synchronous communication of graphical and text-based information.,Chapter 3,25,Collaboration,Tools,(continued),Chapter 3,26,Collaboration,(continued),Collaborative Networks,Chapter 3,27,E-Learning,Web-based Application,Blackboard Inc.,(,),offers a complete suite of enterprise software products and services that power a total,“,e-education infrastructure,”,for schools, colleges, universities, and other education providers.,WebCT,(,),provides a similar set of tools, but with a different vision and strategy. It uses advanced pedagogical tools to help institutions of higher education make distance-learning courses possible.,Distance learning,(DL),refers to situations where teachers and students do not meet face-to-face. It can be done in different ways.,E-learning,is only one form of distance learning. It provides a new set of tools that add value to traditional learning modes. It does not replace the classroom setting, but enhances it, taking advantage of new content and delivery technologies.,Chapter 3,28,Telecommuting,Web-based Application,There are numerous non-compensatory benefits and advantages for employees, employers, and society. The most important being improved productivity.,Some disadvantages for the,employees,are increased feelings of isolation, loss of fringe benefits, no workplace visibility, and lack of socialization.,Disadvantages to,employers,are difficulties in supervising work, potential data security problems, training costs, and the high cost of equipping and maintaining telecommuters,homes.,Telecommuting, or,teleworking,refers to an arrangement whereby employees can work at home, at the customers premises, in special work places, or while traveling, usually using a computer linked to their place of employment.,Chapter 3,29,MANAGERIAL ISSUES,Security of communication.,Communication via networks raises the issue of the integrity, confidentiality, and security of the data being transferred. The protection of data in networks across the globe is not simple.,Installing digital dashboards.,Many companies are installing,“,digital dashboards,”,which are a sort of one-way portal that are continuously updated with online displays. The dashboard is available to employees in visible places around the company and is also accessible from PCs, PDAs, etc. Large companies, such General Electric, believe that the cost of the dashboards can be justified by better discovery and communication they promote within the company.,Control of employee time and activities.,To control the time that employees might waste,“,surfing the Net,”,during working hours, some companies limit the information that employees have access to or use special monitoring software. Providing guidelines for employee use of the Internet is a simple but fairly effective approach.,How many portals?,A major issue for some companies is how many portals to have. Should there be separate portals for customers, suppliers, employees, for example? Regardless of the answer, it is a good idea to integrate the separate portals. If you build a separate portal, make sure it can be easily connected to the others.,Chapter 3,30,MANAGERIAL ISSUES,Continued,Organizational impacts.,Technology-supported communication may have major organizational impacts. For example, intranets and groupware force people to cooperate and share information. Therefore, their use can lead to significant changes in both organizational culture and the execution of business process reengineering. Further impacts may be felt in corporate structure and the redistribution of organizational power.,Telecommuting.,Telecommuting is a compelling venture, but management needs to be careful. Not all jobs are suitable for telecommuting, and allowing only some employees to telecommute may create jealousy. Likewise, not all employees are suitable telecommuters; some need the energy and social contact found in an office setting.,Cost-benefit justification.,The technologies described in this chapter do not come free, and many of the benefits are intangible. However, the price of many networking technologies is decreasing.,Controlling access to and managing the content of the material on an intranet.,This is becoming a major problem due to the ease of placing material on an intranet and the huge volume of information. Flohr (1997) suggests tools and procedures to manage the situation.,
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