UNDERSTANDING THE OSI MODEL AND THE RELATIONSHIP WITH TCP/IP Table Of Contents Letter of Transmittal Abstract Table of Contents Written Presentation References Abstract The Open Systems Interconnection (OSI) model is a reference tool for understanding data communications between any two networked systems. It divides the communications processes into seven layers. Each layer both performs specific functions to support the layers above it and offers services to the layers below it. The
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Electronic Communication and Society In today’s world‚ it is very difficult to go anywhere without seeing the impact that technology has had on societies everywhere. From homes to schools to the workplace‚ the impact of technology has been tremendous. Everything from appliances to machines‚ from phones to cars‚ everything has become and still is becoming more modernized in ways people would never have imagined ten years ago. The same can be said for computers and communication technology. Currently
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geographic location. Brief history of the internet The vast‚ global internet of today had rather humble origins when it initiated. In 1969‚ the Department of Defense Advanced Research Projects Agency (ARPA) developed an experimental network called ARPAnet to link together four supercomputing centres for military research. This network had the many and difficult design requirements that it had to be fast‚ reliable‚ and capable of withstanding a nuclear bomb destroying any one computer center on the
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Introduction The importance of Internet is enormous and it is largely increasing. It connects people worldwide‚ and it provides possibilities that are impossible without it. This importance can be viewed in few aspects‚ most of all importance for the global economy. Considering this aspects it is of great value to make Internet accessible for all people. The difference in accessing the Internet between rich and poor countries‚ or the so called "digital divide" is stunningly large. Efforts to outcome
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Bahçeşehir University Department of Computer Engineering CMPE 2204 Introduction to Computer Networks Spring 2013 Chapter 1 Data Communications and Networks Overview and Protocol Layers Dr. Çağrı Güngör 1 Basic Info about the Course • Course Content (tentative): — Computer networks; network architectures; protocol layers; TCP/IP; principles of Internet; wireless networks; introduction to network management‚ etc.. • Course Objectives: — Understand widely known network protocols‚ communication
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COMPUTER | NETWORK AND COMMUNICATION | | NOTES | | | | | INDEX (COMMUNICATION AND NETWORK CONCEPT) I.NETWORK II.EVALUATION OF NETWORKING 1.ARPANET III. SWITCHING TECHNIQUES 1. CIRCUIT 2. PACKET 3. MESSAGE IV.TRANSMISSION MEDIA: Two types of media GUIDED MEDIA 1.TWISTED PAIR CABLE
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LITERATURE REVIEW OF COMPUTER HARDWARE Computers have evolved from the fundamental principles of mathematical calculation and language processing. The computing systems of today are an outcome of the efforts and intellect of mathematicians‚ logicians‚ linguists and technologists from all over the world. Computer history comprises the evolutionary journey of computing systems‚ the timeline of operating systems as well as the history behind the development of a wide variety of computer software and
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Java Software Solutions: Foundations of Program Design‚ 6e (Lewis/Loftus) Chapter 1 Introduction Multiple-Choice Questions 1) A Java program is best classified as A) hardware B) software C) storage D) processor E) input Answer: B Explanation: B) Programs are classified as software to differentiate them from the mechanisms of the computer (hardware). Storage and the processor are two forms of hardware while input is the information that the program processes. 2) 6 bits can be
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Chapter 7 In late 1960s US created the ARPA to launch new technology for military after the Soviet Union launched sputnik ARPANET located at UCLA UCSB Standford and Utah NSFNET created to connect computer science departments of universities to web World Wide Web is different from net because the internet is the physical entity and the WWB is just one way the information moves about the internet‚ I‚ email‚ VoIP‚ file sharing created in late 1990s Late 1990s the commercial network came out: Pizza
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CONVERGING TECHNOLOGIES: THE FUTURE OF THE GLOBAL INFORMATION SOCIETY Introduction: The complex web of the global information grid will undergo explosive changes over the coming decades. As advances in science and technology converge‚ a myriad array of discoveries in biotechnology‚ nanotechnology and information technology will produce unpredictable effects that must be accounted for in any estimate of what the world will look like in this future. A strategically important feature of
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