P1
Web architecture
ISP
An internet service provider (ISP) is an organization that provides internet access and other related services to users. There are different types of ISPs available including internet access, mailbox, hosting, transit, virtual and free. Some of the ISP companies include Sky, Virgin and BT.
Web hosting services
A web hosting service is a type of internet hosting service that allows for users to make their websites accessible via the world wide web.
Domain structures
A domain structure consists of information that forms a web address. The content to the right of the punctuation is the domain extension, while the content of the left of the punctuation is the domain name. Some of the common domain extensions include: .com; .net; .co.uk; .org.
Domain name registrars
A domain name registrar is an organization which provides a domain registration service to companies or individuals that would like to own a particular web address. Some of the companies that provide this service include Google & GoDaddy.
World wide web
The world wide web is a worldwide system of interconnected computer networks and internet servers that support specially formatted documents.
Components
Hardware
Hardware is the physical machinery and devices that make up a computer system and it consists of the machines, wiring and other physical components of a computer.
Routers
A router is a device that forwards data packets along networks and they are normally connected to two or more data lines from different networks. The router will use information from an incoming data packet and determines the destination of the data packet before directing the data packet to its next journey.
Software
Software is the general term used for the programs used to operate computers and related devices. Some of the software that is used to operate a computer include the web browser and email. After installing the web browser and email software, the user is able to browse the web and send documents to other users.
M1
Web 2.0
Web 2.0 is the term given to describe the second generation of the world wide web that is focused on the ability for people to collaborate and share information online. The Web 2.0 is characterized by the change from static web pages to dynamic/user-generated content and the growth of social media.
Blogs
A blog is a regularly updated website that is written in an informal style. Blogs are normally seen as a personal online journal that is intended for general public consumption. The blogs style can vary depending on the user as they are typically a reflection of the personality of the author.
Online application
An online application is a program that runs in a web browser and is created in a browser-supported programming language which relies on a web browser to render the application. Some online applications include flash games, online calculators and calenders.
Cloud computing
Cloud computing means storing and accessing data and programs over the internet instead of using a computers hard drive. Some examples of cloud computing include iCloud and Dropbox which both allow you to store files and download them without using up data in your local server.

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