EDW647: Internet for Educators

1. EDW647: Internet for Educators EDW647 Internet For Educators Dr. Roger Webster Department of Computer Science Millersville University 717-872-3539 Roger.Webster@Millersville.edu July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

2. Topics for the Week • Topics for the Week • Local hardware and software systems • Introduction to the Internet • The World Wide Web • The Internet Explorer & Web Browsers • Search Engines • Email -> GMail • FaceBook and Social networking groups • FTP - File Transfer Protocol • Building and Designing a blog or www page • Connecting to the Internet – DSL, Cable modems • Concluding Remarks This workshop will show educators how to access and use the Internet. The Internet is a worldwide computer network made up of thousands of separate computer systems at universities, corporations, government agencies, and other organizations. Participants will be able to communicate and exchange information around the world via email, the World Wide Web, and other Internet software tools. July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

3. EDW647 Internet For Educators Syllabus I. Description: This workshop will show educators how to access and use the Internet. The Internet is a worldwide computer network made up of thousands of separate computer systems at universities, corporations, government agencies, and other organizations. Participants will be able to communicate and exchange information around the world via email, the World Wide Web, and other Internet software tools. There is a wealth of information (from science to history to current events) available on the Internet that educators can use in their classrooms and professional activities. Information is available in many multimedia forms including hypertext, graphics, video, and sound. Participants will learn how to search the Internet for such information and how to involve their students in "Navigating and Using the Internet.". Intended for all teachers K-12. Course Credits: 3 s. h. Prerequisites: Prior computer use (familiar with Windows, mouse, files). July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

4. EDW647 Internet For Educators Syllabus • II. Course Objectives: • The participant who successfully completes the course will: • Understand what the Internet is and what information is available. • Be able to navigate and find world wide web information. • Be able to use Internet tools that assist in searching for information. • Be able to transfer information from the Internet to their personal computer. • Be able to access and download educational materials, such as lesson plans and software, through the Internet. • Be able to send and receive electronic mail around the world to teachers and others. • Be able to participate in electronic discussion groups. • Be able to connect to remote computers around the world through the Internet. • Be able to use the Internet effectively. • Enrollment Limits: The course will be limited to 20 - 25 students, due to current available laboratory space. July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

5. EDW647 Internet For Educators Syllabus • IV. Course Outline • What is the Internet? • Computer Networks • Brief History of the Internet • What information is available on the Internet? • Graphical and Hypertext Access to the Internet • The World Wide Web • Client-Server Model (http protocol) • WWW or URL addresses • Using the Internet Explorer Browser • Configuring your browser (personal preference settings). • Adding, editing, organizing Bookmarks or Favorites. • Saving Bookmarks/ Favorites out to a file. • Cache memory area. • History feature • How Search engines work. • How to use the search engines effectively. July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

6. EDW647 Internet For Educators Syllabus • Electronic Mail • How Email Works • Header, Message, Signature • Messages • Send • Read • Reply • Forward • Edit • Address Books Contact lists • Electronic Discussions Social Networking • FaceBook • Setting up an account • Using Facebook • Social Networking • Groups July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

7. EDW647 Internet For Educators Syllabus • File Transfer Protocol (FTP) • FTP software and commands • How to Use FTP to get software. • Uploading and downloading files. • File formats (*.exe, *.zip, *.hqx, *.doc, *.html, *.bin) • Text files vs Binary files • Finding FTP Sites • Building and Designing a Simple blog or WWW Web Page. • Creating a simple blog or WWW home page. • HTML (HyperText Markup Language). • Graphics - jpg. gif, tiff, others. • How to Access the Internet. • Commercial Internet Providers • Use of Modems and other connections. • DSL vs Cable Modems vs dial up connections. July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

8. Objectives for Monday • Introductions • Course structure (Monday, Tuesday, Wednesday, Thursday, Friday) • Class structure (lecture, hands on labs, discussions) • Professional Objectives • Level of experience • Current usage of the Internet • How do you intend to use this in your class? • The Internet vs. the Web (how it works) • URL • lab • Browsers • lab • Search Engines • lab • Lab • Incorporate your finding into a brief lesson plan – how ill you use what you have learned • Discussions July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

9. The Internet • Changed society – Information age – YouTube generation • Email and instant messaging have caused a major shift in the way people communicate • Online stores have changed our shopping and social habits • Music download – controversy of intellectual property • FaceBook • Dangers – access to online databases – identity theft • Access to anything • Email – the good he bad – 24 hour society July 21, 2008 Dr. Roger Webster & Dr. Nazli Mollah

10. The Internet – How Does it Work? • Collection of local, regional, national. And international computer networks linked together to exchange data and distribute processing tasks • Think of the Internet as a network of interconnected communications lines creating a sort of highway for transporting data • The main routes of the Internet (analogous to interstate highways) are referred to as the Internet backbone – across states, countries, continents, oceans (AT&T, Comcast, Verizon etc.) • Date traveling from the US can arrive in England in less than 60 ms (60 thousands of a sec) • Communication links include telephone lines, cable television, cellular telephone systems, personal satellite dishes … • This data network runs seamlessly over PCs. MACs, PDAs, servers, routers – primarily due to a protocol (language – or a set of rules for transmitting date electronically) called TCP/IP Dr. Roger Webster & Dr. Nazli Mollah

11. Computers, Servers, and the Internet Most of the information that is accessible on the Internet is stored on servers Servers are owned & maintained by governments, schools, universities, corporations, small business, even individuals Servers are computers that have special server software to locate and distribute data requested by Internet users server Dr. Roger Webster & Dr. Nazli Mollah

12. The Resource and Services of the Internet • Web sites • Email • Search engines • Downloads and uploads (e.g. music) • Instant Messaging – voice conferencing, web cam (Skype, Yahoo Messenger, MSN …) • Online Shopping • P2P file sharing (enabled by software such as limewire, Kazaa, BitTorrent …) • Generation of the YouTubers • FaceBook, Bulletin boards (SIG, usenet, forums, newsgroups …) • Blogs (WeB LOG) • News and broadcasting Dr. Roger Webster & Dr. Nazli Mollah

13. The World Wide Web (Web) • one of the (most fantastic) resources on the Internet • hyperlinked and cross-referenced information available for public access • information located on various computers (called servers) • the Web is a collection of files that reside on computers, called Web servers. • Web servers are connected to each other through the Internet Dr. Roger Webster & Dr. Nazli Mollah

14. The World Wide Web (Web) The World Wide Web (WWW) is not equal to The Internet. Who Invented the WWW? Tim Berners-Lee @ European Particle Physics (CERN) lab in Geneva, Switzerland 1992-93 Developed the Notion of Hyperlinked documents called web pages. Three Standards: URL - Uniform Resource Locator http - HyperText Transport Protocol HTML - HyperText Markup Language Dr. Roger Webster & Dr. Nazli Mollah

15. Accessing the Internet: Internet Service Providers (ISPs) e.g. Comcast, Verizon, PDT … Information - flow of packets Access to Internet and the World Wide Web ISPs router Dr. Roger Webster & Dr. Nazli Mollah

16. Web Addresses and URLs • Each computer on the Internet has an unique identification number, called an IP (Internet Protocol) address • The IP addressing system currently in use on the Internet uses a four-part number. • Each part of the address is a number ranging from 0 to 255, and each part is separated from the previous part by a period, for example: 106.29.242.17. • Although each computer connected to the Internet has a unique IP address, most Web browsers use domain name addressing to locate Web sites and pages. Dr. Roger Webster & Dr. Nazli Mollah

17. Parts of the URL Anatomy of a URL address - http://www.disney.com/index.html http:// is the Internet protocol to use (WWW) www. is the name of the computer system .disney is the domain name .com is the type of institution index.html the file to transfer to web browser Dr. Roger Webster & Dr. Nazli Mollah

18. Parts of the URL KNOW YOUR URL -> http://www.vulgarpornograpy.com http:// is the Internet protocol to use (WWW) www. is the name of the computer system . vulgarpornograpy is the domain name .com is the type of institution Dr. Roger Webster & Dr. Nazli Mollah

19. Parts of the URL KNOW YOUR URL -> http://www.whitehouse.com is NOT http://www.whitehouse.gov Dr. Roger Webster & Dr. Nazli Mollah

20. Parts of the URL KNOW YOUR URL -> http://www.uva.edu/~rjwack/history/GeorgeWBush.html http:// is the Internet protocol to use (WWW) www. is the name of the computer system .uva is the domain name Univ. of Virginia .edu is the type of institution /~rjwack user account of r.j.wack history folder GeorgeWBush.html file he created Dr. Roger Webster & Dr. Nazli Mollah

21. Parts of the URL URL Suffixes: .com business or corporation .gov government agency .org non-profit institution .edu educational institution .net network provider .k12 k-12 schools .mil military organizations .tv tv ads .us country codes (.fr .de .se .it .ru .ca .au .jp .uk) For ex. www.state.pa.us (license plates) Dr. Roger Webster & Dr. Nazli Mollah

22. Browsers • the software you use to connect your computer to the Web server is your Web browser • Common Web browsers are Netscape Navigator/ Internet Explorer/ Mozilla • These browsers use a standard Graphical User Interface (GUI) design • accessing the World Wide Web/ Information: browsers • A browser fetches and displays Web pages • Uses html tags embedded in a document to correctly display text, title, colors, headings, links, and graphics • Internet Explorer, Mozilla Firefox, Netscape Dr. Roger Webster & Dr. Nazli Mollah

23. Browser Window Menu standard toolbar features Dr. Roger Webster & Dr. Nazli Mollah

24. Browsers • Let’s explore browsers • IE, Firefox – what are some differences? • Bookmarks -> Organizing, Heirachical • Cache –>How and Why? Setting and deleting. • History • Cookies -> How and Why? Dr. Roger Webster & Dr. Nazli Mollah

25. Search Engines • Information Inundation • search engines (google.com, msn.com. Yahoo.com, ask.com … what else?) • Web site that provides a variety of tools to help you find information • Queries • includes keywords - result is based on the most frequently accessed Web site or the Web site in which your keyword appears the most • search operator is a word or symbol that describes a relationship between keywords and thereby helps you create a more focused inquiry • Advanced searches • Operators (AND, OR, NOT) • quotation marks • wildcards: medic* • define: terminology • different languages Dr. Roger Webster & Dr. Nazli Mollah

26. Search Engines • Bookmark your findings for the following: • Other search engines that will be useful to you • 5 news sites • 5 information sites • 5 books that you want to read – based on your interests and hobbies Dr. Roger Webster & Dr. Nazli Mollah

27. Lab • Bookmark the following • 10 useful additional sites that will helpful in general for your classes • 5 useful sites from which you can use diagram and images that are useful • 5 useful sites geared especially towards educators and education • 5 sites that are geared only for your discipline • Try to find some that have software geared towards your discipline • Incorporate your findings in the labs into brief lesson plan(s) – how will you use what you have learned so far? Dr. Roger Webster & Dr. Nazli Mollah

28. Web Addresses and URLs • Domain Name Servers help us match IP addresses to a Web site name • Click on ‘Start’ button on lower left hand site of screen • Click on‘Run’ button from the menu • Type in ‘cmd’ on the prompt screen • Type in ‘ipconfig’ • Write out the ‘IP Address’ on the space above Dr. Roger Webster & Dr. Nazli Mollah

29. Part of a URL and Traceroute • http://www.traceroute.org/#USA • /#USA - what does this do for us? • Let’s trace the path of a packet from California to Pennsylvania (to your machine in particular) • How long did it take your packet to arrive? Dr. Roger Webster & Dr. Nazli Mollah

30. Discussions • URLS to try: • www.crayola.com • www.Discoverychannel.com • www.Nasa.gov • www.Whitehouse.gov • www.Dell.com www.Gateway.com • www.Google.com • www.teachers.net • www.sitesforteachers.com/ Dr. Roger Webster & Dr. Nazli Mollah

31. Discussions • URLS to try: • www.yahoo.com • www.necc.org • www.nsf.gov • www.ed.gov • www.k-12world.com • www.loc.gov • www.nea.org • www.nsta.org • URLS to try: • www.educationindex.com • www.scsite.com/tdc2/ • school.discovery.com • www.weather.com • www.teachersfirst.com • www.mii.org • www.apple.com/education • www.google.com Dr. Roger Webster & Dr. Nazli Mollah