WEB DEV Unit1

HTML

Hypertext Markup Language. The coding scheme used to format text for use on the World Wide Web.

Semantic Elements

Clearly describes its meaning to both the browser and the developer. Examples: footer, header, nav.

Non-Semantic Elements

Tells nothing about its content. Examples: span, div.

Validation (W3C)

The process of ensuring that the pages on the website conform to the norms or standards.

Elements

Everything from the start tag to the end tag.

Attributes

Provide additional information about an element inside of a start tag in name="value" pairs. Example: href="http://www.google.com".

Tags

The HTML from < to >.

Block Level Elements

Take up the whole line on a webpage.

Inline Level Elements

Do not take up the whole line on a webpage - they only take up as much width as necessary.

Relative Links

Reference files on the same server within the same directory (folder) - just the path. Example: images/picture.jpg.

Absolute Links

Complete internet address that takes the user to the exact directory or file of a website. Example: http://www.google.com.

Meta Elements

HTML code in the head element of a webpage that includes information about the page such as keywords and descriptions.

Character/Special Entities

Used to display reserved characters in HTML. Begin with & and end with ;. Examples:   (empty space), • (bullet point), © (copyright symbol), & (&).

Keywords

Words or phrases that describe content. Used in a metatag to increase Search Engine Optimization (SEO).

Viewport

The user's visible area of a webpage. It varies with the device - it will be smaller on a mobile phone than on a computer screen.