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Explain the following languages of the world wide web

1.       HTML – Hyper Text Markup Language

HTML is the language used to create webpages. "Hypertext" refers to the hyperlinks that an HTML page may contain. Below is an example of HTML used to define a basic webpage with a title and a single paragraph of text.

 

2.       PHP - Hypertext Preprocessor

A scripting language that is widely used to create dynamic Web pages. Combining syntax from the C, Java and Perl languages, PHP code is embedded within HTML pages for server side execution.

 

3.       CSS – Cascading Style Sheet

This is a new feature being added to HTML that gives both Web site developers and users more control over how pages are displayed. With CSS, designers and users can create style sheets that define how different elements, such as headers and links, appear.

 

 

Explain the software you could use to create web pages

1.       Notepad

Notepad is a simple text editor for Microsoft Windows and a basic text-editing program which enables computer users to create documents.

 

2.       Notepad++

Notepad++ is a text editor and source code editor for use with Microsoft Windows. It supports tabbed editing, which allows working with multiple open files in a single window. The project's name comes from the C increment operator.

 

3.       MS Expression/Dreamweaver

A comprehensive website authoring program for Windows and Mac from Adobe. Dreamweaver enables the HTML programmer to build complex websites using HTML, JavaScript and server-side programming languages. It immediately renders the code in a design window.

 

Explain why the downloadable files are separate to the webpage

1.       Images – downloadable images

2.       PDF – clear to view large worksheets with lots of text and photos

 

 

Explain the layers of a webpage

1.       Content Layer

It is the layering is the organization of programming into separate functional components that interact in some sequential and hierarchical way, with each layer usually having an interface only to the layer above it and the layer below it.

2.       Presentation Layer

The presentation layer is layer 6 and serves as the data translator for the network. It is sometimes called the syntax layer.

 

3.       Behaviour Layer

It involves script languages

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