Client - The client is the device which wants to access the internet. For example a laptop, tablet, mobile phone or desktop.
HUB - This is the homehub or router provided by the ISP which you have paid for.
ISP - An internet service provider (ISP) is a company or organization that provides internet access and other related services. ISP companies include BT, Sky and Virgin Media. The different type of ISP’s include mailbox, hosting, transit, free and access to the internet. Without an IP address you can't access the internet.
Web Hosting Services - A web hosting service is a type of internet hosting service that allows users of the companies and organizations to make their websites accessible via the world wide
web.
Domain Registrar - This is an organisation which provides a domain registration service to an individual or company that wants access or to own a specific web address. An example of this is Google. The purpose of a domain is to make accessing websites easier for people. In order to access a website the user would enter a web address into the URL bar. If there were no domain names for websites the user would need to input an IP address which would make going to a website a lot harder. The domain name registrar would keep a record of which domain names relate to which IP address. As such the user's home computer would link to the domain name registrar.
World Wide Web - This is a system that is used worldwide and consists of interconnected computer networks and internet servers which support certain specially formatted documents. These are directed back to the client using the unique IP address.
Components;
Hardware - These are the physical machinery and device used to make up the computer system. This includes wires, tablets and desktops.
Router - This is a device which is connected to the landline and transfers packets of data along networks. The router uses information from an incoming data packet and then determines where the data packet will go to next. This could result in the web page appearing on the screen of the device which you are using.
Software -
This is the computer programs used inside the device.Software can be installed or downloaded to the device which you are using. For example when you install google chrome, you can then access the internet.
Web 2.0 - This is the second generation of the world wide web which allows users to come together and share web pages. Web 2.0 is characterised by the visible change from static web pages to web pages that are specific to the user. An example of this is social media like Facebook or Twitter.
Blogs - Blogs are a web page that an author has set up themselves that can be updated whenever they want. Blogs are usually an online journal which can be read by the public if the author allows consent to do this. Blogs are based upon the author's personality and interests. For example Blogger and Tumblr.
Online Application - This 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 the application.
Some online applications include power point on google drive.
Cloud Computing - This is a way of storing and accessing data over the internet instead of storing it on the hard drive of a computer. An example of this is iCloud and Google Drive which allow you to access documents and files which you have saved online.
TCP/IP - The Transmission Control Protocol (TCP) has two layers, the first is the section that handles all of the data that is being sent to other computers. The TCP/IP is on any other device which you purchase that has internet already installed on it e.g ChromeBook
To determine the destination, these packets will be sent to the second layer of the protocol the IP, this is then used to get the address of the web page. The protocol adds the address to the packet, this section is read and handled with first before moving the packet. This is because it can identify the IP address which the packet will be sent to.
HTTP - This stands for Hyper Text Transfer Protocol and the purpose is to distribute hypertext across the internet.
HTTPS - This stands for Hyper Text Transfer Protocol Secure. It does the same sort of thing as the HTTP however this is a bit safer and more secure. HTTPS are used when using online banking and exchanging sensitive data. Like on banking websites for checking your statements or whatever or ordering something that you need to put bank details or personal information into.
SMPT - This stands for Simple Mail Transfer Protocol and is the internet standard for electronic mail transmission. This allows users to send electronic mail between two computers or devices. For example Gmail.
