The structure of the internet

The internet is a global 'network of networks' which routes information, broken into packets, across many possible paths from Computer to computer.

The web is a subset of the internet reffering to the content on the internet which is structured using html and transported using http.

The intranet is a closed portion of the internet with in an organisation. The extranet is a secure part of the intranet avaliable to people inside an organisation but can be accesed by the individuals outside the company.

Packets are sent through the internet.These are small parts of a larger peice of information.

Key words for the internet structure:
URL = uniform resourse label
ISP = Internet service provider
IP = internet protocol eg. 192.168.1.12
Packets = Small parts of a larger lump of information
HTML
HTTP
DNS = domain name server
Domain Name = the human recognisable label for a computer on the internet

Android Operating System

This is a short history of the Android Operating System;

In July 2005, Google Android, Inc., a small startup company based in California. At Google, the team led by Andy Rubin (one of the co-founders of the OS) develped a mobile device platform powered by the Linux Kernel which they marketed to handset makers and carriers on the promise of providing a flexiblem, upgradeable system.

On the 5th of November 2007, many of the markets leading brands came from around the globe to develope the software including; HTC, LG, Motorola, Samsung and Intel. Android has been availiable as open source since 21 October 2008. The first phone to run the Android OS was the HTC Dream, released on 22 October 2008.

The latest version of Android is 2.2 (froyo) with Android Gingerbread sheduled for a Q4 2010 Launch and Android Honeycomb schduled for 2011 launch. In the US market in may 2010 Adroid achieved 28% of market sales.

What is the difference between ICT and Computing - 07/09/2010

ICT is based more around the using of programs and hardware on the computer. Where as computing is learning about how the programs, software and hardware work whilst using a computer.