Information transfers, the Web, Intranets, and Extranets.


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Quickly depict how the Internet functions, including options for ... Web Protocol (IP): Set of principles to pass parcels starting with one PC then onto the next ...
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Information transfers, the Internet, Intranets, and Extranets Chapter 4 Fundamentals of Information Systems, Second Edition

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Learning Objectives Define the term information transfers and distinguish and depict the capacity of the segments of an information transfers framework. Recognize and quickly portray three essential information handling methodologies, including their favorable circumstances and hindrances. Basics of Information Systems, Second Edition

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Learning Objectives Briefly depict how the Internet functions, including choices for associating with it and the part of Internet administration suppliers. Recognize and quickly depict regular Internet administrations. Essentials of Information Systems, Second Edition

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Learning Objectives Describe the World Wide Web and the way it works, including the utilization of Web programs, web crawlers, Java, and other Web instruments. Characterize the terms intranet and extranet and examine how associations are utilizing them. Recognize a few control and administration issues connected with the utilization of systems. Essentials of Information Systems, Second Edition

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Telecommunication Electronic transmission of signs for interchanges Telecommunications gadget is an equipment part that permits electronic correspondence to happen Telecommunications medium conveys an electronic sign and interfaces between a sending gadget and an accepting gadget Fundamentals of Information Systems, Second Edition

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Elements of a Telecommunications System Fundamentals of Information Systems, Second Edition

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Media Types (1) Twisted-pair wire link: Twisted sets of copper wire Used in phone benefit Slow transmission Coaxial link: Conductor wire is protected Faster than curved pair Fiber-optic link: Thin strands of glass bound together Uses light shafts Faster than coaxial link Fundamentals of Information Systems, Second Edition

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Media Types (2) Microwave transmission: High-recurrence radio sign Must have unhindered observable pathway amongst sender and recipient Possible to intercede Cellular transmission: Divide range into cells Each phone has a cellular phone supporter unit Possible to mediate Infrared transmission: Signals as light waves Fundamentals of Information Systems, Second Edition

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Common Wiring and Cabling Types Fundamentals of Information Systems, Second Edition

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Common Telecommunications Devices Modem: Translates information from advanced structure into simple structure (for normal telephones) and back MOdulation and DEModulation Fax modem: Facsimile gadget additionally a modem Multiplexer: Allow a few signs to be transmitted over the same line PBX: Manages both voice and information exchange Switching gear courses telephone calls and messages inside the building Fundamentals of Information Systems, Second Edition

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Carriers and Services Common bearers: Turk Telecom, AT&T Switched lines Use changing hardware to associate one telephone to another Switch: Special reason circuit that coordinates messages in specific bearings Digital endorser lines (DSL) Use existing lines to transmit signals more than 500Kbps Faster Internet access Fundamentals of Information Systems, Second Edition

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Costs, Advantages, and Disadvantages of Several Line and Service Types Fundamentals of Information Systems, Second Edition

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Networks and Distributed Processing Computer system - correspondences media, gadgets, and programming expected to associate two or more PC frameworks. Incorporated handling - preparing happens in a solitary area or office. Decentralized preparing - handling gadgets are put at different areas. Circulated preparing - PCs are set at remote areas yet are associated with each other by means of information transfers gadgets. Basics of Information Systems, Second Edition

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Terminal-to-Host Connection Host PC has the information and the handling power Dumb terminal contacts host PC for employments Fundamentals of Information Systems, Second Edition

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File Server Connection The application and database live in host PC. Documents exchanged in general and handled by the client Fundamentals of Information Systems, Second Edition

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Client/Server Connection Servers have uncommon functionalities (database server, program execution, and so on.) Clients ask for administrations from servers Clients process administration results Fundamentals of Information Systems, Second Edition

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Network Types Local range system (LAN) Same geographic region Wired into office structures (unshielded wound pair) Wide territory system (WAN) Microwave and satellite transmission Long-separate calls International system Transborder information stream International laws Fundamentals of Information Systems, Second Edition

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A Typical LAN Fundamentals of Information Systems, Second Edition

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A Wide Area Network Fundamentals of Information Systems, Second Edition

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Connecting Computing Devices Using a Home Network Fundamentals of Information Systems, Second Edition

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Communications Software and Protocols Communications programming - gives various critical capacities in a system Network working framework - controls the PC frameworks and gadgets on a system and permits them to speak with each other Network administration programming - a supervisor can screen the utilization of individual PCs and shared equipment Communications convention - guidelines and principles that make interchanges conceivable Fundamentals of Information Systems, Second Edition

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Common Communications Protocols Fundamentals of Information Systems, Second Edition

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Use and Functioning of the Internet Fundamentals of Information Systems, Second Edition

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Routing Messages Over the Internet Fundamentals of Information Systems, Second Edition

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How the Internet Works Internet Protocol (IP): Set of standards to pass parcels starting with one PC then onto the next Transport Control Protocol (TCP): Set of tenets to set up and break associations Internet Protocol Address: Unique location for every PC on the Internet Static versus dynamic Fundamentals of Information Systems, Second Edition

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U.S. Top-Level Domain Affiliations Fundamentals of Information Systems, Second Edition

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Three Ways to Access the Internet Fundamentals of Information Systems, Second Edition

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Internet Service Providers Organizations that give access to the Internet Choose in view of value, unwavering quality, different components (email address) Examples: Superonline, E-kolay Fundamentals of Information Systems, Second Edition

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Internet and Telecommunications Services Fundamentals of Information Systems, Second Edition

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Summary of Internet Services (1) E-mail Instant informing Telnet/SSH FTP Chat rooms Internet telephone Internet video conferencing Fundamentals of Information Systems, Second Edition

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Summary of Internet Services (2) Shop on the Web: Auctions: http://www.gittigidiyor.com/Distance learning Music, radio on the Internet Fundamentals of Information Systems, Second Edition

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Common Abbreviations Used in Personal E-Mail Fundamentals of Information Systems, Second Edition

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Two Approaches to Electronic Data Interchange Fundamentals of Information Systems, Second Edition

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Public Network and Specialized Services Fundamentals of Information Systems, Second Edition

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The World Wide Web Fundamentals of Information Systems, Second Edition

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The World Wide Web An Internet administration involving a huge number of autonomously claimed PCs that cooperate as one. Landing page: Cover page with content and representation Hypertext markup dialect (HTML): Standard dialect to depict Web pages Fundamentals of Information Systems, Second Edition

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Several Interesting Web Sites Fundamentals of Information Systems, Second Edition

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Sample HTML Fundamentals of Information Systems, Second Edition

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Search Engine Fundamentals of Information Systems, Second Edition

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Intranets and Extranets Fundamentals of Information Systems, Second Edition

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Intranets and Extranets Intranet – an inside corporate system manufactured utilizing Internet and WWW benchmarks and items Extranet - a system that connections chose assets of the intranet of an organization with its clients, suppliers, or different business accomplices Virtual private system - a protected association between two focuses over the Internet Firewall - a gadget that sits between your inner system and the outside Internet Fundamentals of Information Systems, Second Edition

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Summary of Internet, Intranet, and Extranet Users Fundamentals of Information Systems, Second Edition

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Virtual Private Network Fundamentals of Information Systems, Second Edition

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Net Issues Fundamentals of Information Systems, Second Edition

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Privacy and Security Cookie: Text that is put on client PC to track Web webpage utilization Cryptography: Converting a message into a mystery code and afterward once again into the message Encryption Digital Signature: Who sent the message, did the message change in transit? Essentials of Information Systems, Second Edition

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Cryptography Fundamentals of Information Systems, Second Edition

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Summary Networks - used to share equipment, projects, and databases over the association. Web - transmits information from one PC (called a host ) to another. The Web - a gathering of countless autonomously possessed PCs that cooperate as one in an Internet administration. Basics of Information Systems, Second Edition

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