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The College of Saint Rose CIS 111 – Introduction to Computer Science David Goldschmidt, Ph.D. from Fluency with Information Technology, 4th edition by.

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Presentation on theme: "The College of Saint Rose CIS 111 – Introduction to Computer Science David Goldschmidt, Ph.D. from Fluency with Information Technology, 4th edition by."— Presentation transcript:

1 The College of Saint Rose CIS 111 – Introduction to Computer Science David Goldschmidt, Ph.D. from Fluency with Information Technology, 4th edition by Lawrence Snyder, Addison-Wesley, 2010, ISBN 0-13-609182-2

2  The Internet (1969) is a network that’s  Global  Decentralized  Redundant  Made up of many different types of machines  What do we use the Internet for?  How many machines make up the Internet?

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4  Synchronously  Sender and receiver are active at the same time  Sending and receiving occur (almost) simultaneously  Asynchronously  Sending and receiving occur at different times

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10  Messages are divided into individual packets

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13  Internet revolution (1990s/2000s)  Sir Tim Berners-Lee

14  The World Wide Web (or just Web) is:  Global  Decentralized  Redundant (sometimes)  Made up of Web pages and interactive Web services  How many Web pages are on the Web?

15  Three key building blocks of the Web:  Uniform Resource Locator (URL)  HyperText Transfer Protocol (HTTP)  HyperText Transfer Markup Language (HTML)  The original intent of the Web was to provide a networked medium to share information

16  Read Chapter 3  Do all of the Multiple Choice and Short Answer questions


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