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Questions and Answers
What is the purpose of the `` element in an HTML document?
What is the main difference between an HTML element and an HTML attribute?
Which of the following is an example of a semantic element?
What is the purpose of the href attribute in an <a> element?
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What is the main advantage of using HTML5 semantic elements?
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What is the purpose of the `` element?
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What is the main difference between an HTML5 feature and an HTML4 feature?
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What is the purpose of the alt attribute in an `` element?
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What is the main advantage of using HTML5 multimedia elements?
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What is the purpose of the title attribute in an HTML element?
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Study Notes
`: content of the document
- Basic structure:
### HTML Structure
- HTML documents consist of: doctype declaration, root element, metadata, and document content
- Basic structure includes: doctype, html, head, and body elements
### HTML Tags
- HTML tags are keywords surrounded by angle brackets
- Tags usually come in pairs, with the opening tag preceding the content and the closing tag following the content
- Tags can be elements or attributes
- Examples of HTML tags: p, img, and a
- Elements represent a single concept or piece of content
- Attributes provide additional information about an element
### HTML Attributes
- Attributes consist of a name and a value, separated by an equals sign
- Example of an attribute: href="<a href="https://www.example.com">https://www.example.com</a>"
- Attributes can be required, optional, or deprecated
- Required attributes must be specified for the element to be valid
- Optional attributes can be omitted or specified
- Deprecated attributes are no longer recommended for use
### Semantic Elements
- Semantic elements provide meaning to the structure of a web page
- Examples of semantic elements:
+ header: header section of a document or section
+ nav: navigation section
+ main: main content section
+ section: self-contained section of related content
+ article: independent piece of content
+ aside: tangentially related content
+ footer: footer section of a document or section
### HTML5 Features
- New semantic elements: improved structure and meaning of web pages
- Multimedia: added support for audio and video elements
- Canvas and SVG: added support for dynamic graphics and animations
- Offline storage: added support for local storage and caching
- Geolocation: added support for location-based services
- Microdata: added support for adding custom data to elements
- New APIs: added support for web workers, web sockets, and more
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Description
Learn the fundamental structure and elements of HTML documents, including tags, attributes, and basic HTML syntax.
