Internet Presentation

50 %
50 %
Information about Internet Presentation
Technology

Published on September 15, 2008

Author: gerardsylvester

Source: slideshare.net

Description

What is the Internet for beginners!

Internet Gerard Sylvester Research Informatics, KMS, ICRISAT [email_address]

Talk Flow! Introduction to the Internet Brief history Explaining basic protocols Naming on the net HTML Using search engines Questions

Introduction to the Internet

Brief history

Explaining basic protocols

Naming on the net

HTML

Using search engines

Questions

What is the Internet? A Network of Computer Networks Started as early as the 1960s Built to work even if a large part of the network fails Intranet is not the same as Internet Decentralized Client – Server model Supported by various gateways and high speed backbone connections.

A Network of Computer Networks

Started as early as the 1960s

Built to work even if a large part of the network fails

Intranet is not the same as Internet

Decentralized Client – Server model

Supported by various gateways and high speed backbone connections.

Internet Network Internet Internet Network T3 Backbone T3 Backbone T3 Backbone

World Wide Web? A part of the Internet www1, www2 etc., Based on hypertext and hypertext transfer protocol (HTML & HTTP) Supports multiple media - Multimedia Interactive, dynamic HTML

A part of the Internet

www1, www2 etc.,

Based on hypertext and hypertext transfer protocol (HTML & HTTP)

Supports multiple media - Multimedia

Interactive, dynamic HTML

Who owns the Internet? The I nternet C orporation for A ssigned N ames and N umbers ( ICANN ) oversees registrations. InterNIC—central service to reserve domain names (lots of issues arising with “cyberquatting…” Whois – domain name lookup

The I nternet C orporation for A ssigned N ames and N umbers ( ICANN ) oversees registrations.

InterNIC—central service to reserve domain names (lots of issues arising with “cyberquatting…”

Whois – domain name lookup

Brief History of the Internet 1960s - Department of Defense initiative ARPANET 1973 - ARPA launches the Internetting Project to explore the possibilities of linking networks 1980 – First Virus halts the Internet 1984 – DNS Introduced (Names rather than numbers) 1999 – Internet Banking

1960s - Department of Defense initiative ARPANET

1973 - ARPA launches the Internetting Project to explore the possibilities of linking networks

1980 – First Virus halts the Internet

1984 – DNS Introduced (Names rather than numbers)

1999 – Internet Banking

Internet Milestones 1975 - Robert Kahn & Vinton Cerf – TCP/IP 1991 : Hypertext browsing software is proposed by Tim Berners-Lee, the inventor of the World Wide Web. 1993 : Mosaic, the first navigation browser to make use of graphics and a point-and-click interface, is developed by Marc Andreessen. 2004 - IPv6 protocol standard

1975 - Robert Kahn & Vinton Cerf – TCP/IP

1991 : Hypertext browsing software is proposed by Tim Berners-Lee, the inventor of the World Wide Web.

1993 : Mosaic, the first navigation browser to make use of graphics and a point-and-click interface, is developed by Marc Andreessen.

2004 - IPv6 protocol standard

Services through the net Major services: Email – Electronic Mail FTP – File Transfer Protocol Gopher Newsgroups Telnet – Remote session WAIS – Wide Area Information System WWW – World Wide Web

Major services:

Email – Electronic Mail

FTP – File Transfer Protocol

Gopher

Newsgroups

Telnet – Remote session

WAIS – Wide Area Information System

WWW – World Wide Web

How to read an URL http://www.crida.ernet.in/dcs/proposal.htm http = the protocol www = the host computer or server name blast = third level domain ncbl = second level domain org = top level domain sequence = directory name virtual = file name htm = file type / extension

http://www.crida.ernet.in/dcs/proposal.htm

http = the protocol

www = the host computer or server name

blast = third level domain

ncbl = second level domain

org = top level domain

sequence = directory name

virtual = file name

htm = file type / extension

Getting a Domain Name? Top Domains: edu – Educational Institutions com – Company / Commercial Organizations org – Non-profit Organizations net – Network, network of sites mil – Military Installations gov – Government sites Sub Domains: in - India jp - Japan uk – United Kingdom

Top Domains:

edu – Educational Institutions

com – Company / Commercial Organizations

org – Non-profit Organizations

net – Network, network of sites

mil – Military Installations

gov – Government sites

Sub Domains:

in - India

jp - Japan

uk – United Kingdom

Identifying a PC on the Internet IP Number 220.226.64.35 10.15.3.20 (Intranet, Local IP) To find your IP number on Windows Execute ipconfig on your command prompt – XP winipcgf - 98

IP Number

220.226.64.35

10.15.3.20 (Intranet, Local IP)

To find your IP number on Windows

Execute ipconfig on your command prompt – XP

winipcgf - 98

Bandwidth Speed of data transfer through the network Access through: 28.8 bps (bits per second) modem 56.6 modem ISDN T1/T3 – High speed Cable DSL

Speed of data transfer through the network

Access through:

28.8 bps (bits per second) modem

56.6 modem

ISDN

T1/T3 – High speed

Cable

DSL

Hypertext Hypertext, a method of preparing text that allows readers to choose their own pathways through the material, is invented by Ted Nelson. The underlined word represents a hyperlink that lets the reader click and jump to a new page. Provides interactive browsing

Hypertext, a method of preparing text that allows readers to choose their own pathways through the material, is invented by Ted Nelson.

The underlined word represents a hyperlink that lets the reader click and jump to a new page.

Provides interactive browsing

Creating Web Documents Editors: WYSIWYG Frontpage, Dreamweaver or N-Vu Text Notepad Word processors MS - Word

Editors:

WYSIWYG

Frontpage, Dreamweaver or N-Vu

Text

Notepad

Word processors

MS - Word

Browsers and Specifications Browser software allows us to view, hear, retrieve information created for the web Internet Explorer, Netscape Navigator, Lynx For design, you must check pages in both browsers, with different versions

Browser software allows us to view, hear, retrieve information created for the web

Internet Explorer, Netscape Navigator, Lynx

For design, you must check pages in both browsers, with different versions

Bioinformatics Resources Databases www.ebi.ac.uk – EMBL/EBI www.rcsb.org/pdb -PDB www.wwpdb.org - Worldwide Protein Data Bank Genome Browsers www.ncbi.nlm.nih.gov/mapview - NCBI Map Viewer www.bdgp.org/annot/apollo - Apollo Genome Browser http://maine.ebi.ac.uk:8000/services/cogent - Genome Tracking Database

Databases

www.ebi.ac.uk – EMBL/EBI

www.rcsb.org/pdb -PDB

www.wwpdb.org - Worldwide Protein Data Bank

Genome Browsers

www.ncbi.nlm.nih.gov/mapview - NCBI Map Viewer

www.bdgp.org/annot/apollo - Apollo Genome Browser

http://maine.ebi.ac.uk:8000/services/cogent - Genome Tracking Database

Bioinformatics on the Internet Bioinformatics Projects   www.gg.caltech.edu/hbp - Human Brain Project www.geneontology.org – Gene Ontology Consortium http://tolweb.org/tree - Tree of Life Project

Bioinformatics Projects

  www.gg.caltech.edu/hbp - Human Brain Project

www.geneontology.org – Gene Ontology Consortium

http://tolweb.org/tree - Tree of Life Project

Gerard Sylvester http://germic.blogspot.com/ http://www.gerardsylvester.com/ [email_address]

http://germic.blogspot.com/

http://www.gerardsylvester.com/

[email_address]

Add a comment

Related presentations

Presentación que realice en el Evento Nacional de Gobierno Abierto, realizado los ...

In this presentation we will describe our experience developing with a highly dyna...

Presentation to the LITA Forum 7th November 2014 Albuquerque, NM

Un recorrido por los cambios que nos generará el wearabletech en el futuro

Um paralelo entre as novidades & mercado em Wearable Computing e Tecnologias Assis...

Microsoft finally joins the smartwatch and fitness tracker game by introducing the...

Related pages

Web-Präsentation – Wikipedia

Als Web-oder Internet-Präsentation (IP) bezeichnet man die Darbietung von Informationen gegenüber einem Publikum über ein IP-basiertes Netzwerk, ...
Read more

Presentation Software | Online Presentation Tools | Prezi

Welcome to Prezi, the presentation software that uses motion, zoom, and spatial relationships to bring your ideas to life and make you a great presenter.
Read more

Powerpoint-Präsentation über das Internet übertragen ...

Wenn Sie nur telefonisch mit Kollegen oder Kunden in Verbindung stehen, können Sie mit Hilfe von Powerpoint 2010 eine Präsentation über das Internet ...
Read more

Präsentationen mit PowerPoint erstellen und präsentieren

Internet und E-Mail; Datensicherung & Virenschutz; benötigte Hardware; Empfehlungen; Preistipp: günstig Microsoft Office kaufen. www.Studium-und-PC.de ...
Read more

PowerPoint Presentation - Computer Science and Engineering ...

Title: PowerPoint Presentation Author: weesan Last modified by: weesan Created Date: 9/26/2007 5:06:12 AM Document presentation format: On-screen Show
Read more

Presentations - Parents & Guardians

NetSmartz offers free, multimedia Internet safety presentations tailored for specific audiences — parents and communities, tweens, teens, and younger ...
Read more

Google Präsentationen: Kostenlos Präsentationen online ...

Professionelle Tabellen Kim leicht gemacht Professionelle Präsentationen leicht gemacht Simone. Egal, wo Sie gerade sind: Mit Google Präsentationen ...
Read more

PowerPoint-Präsentation

Internet und HTML Eine Erfolgsstory 1969: Zusammenschluss von vier Großrechnern in den USA 1971: ... Document presentation format: Bildschirmpräsentation
Read more