Overview of HTML Flashcards
What is the purpose of HTML documents?
HTML documents structure content on the web using elements and attributes.
How is an HTML document structured?
It is organized as a tree of nodes, consisting of HTML elements and text nodes.
Can HTML elements be nested?
Yes, HTML elements can be nested inside other elements.
What is a non-replaced element in HTML?
A non-replaced element requires both opening and closing tags.
What are replaced elements in HTML?
Replaced elements are those substituted by objects like GUI widgets or images (e.g., form controls).
What are void elements in HTML?
Void elements are self-closing, with no closing tag, and cannot contain text or other elements (e.g., <br>, <img>).
What is an example of a replaced element that is not void?
Examples of replaced elements that are not void include <video>, <picture>, <object>, and <iframe>.
What is a boolean attribute in HTML?
A boolean attribute can be written without a value (e.g., <img ismap />).
Where do attributes appear in an HTML element?
Attributes appear in the opening tag of an element.
What do HTML attributes define?
HTML attributes define an element’s behavior, appearance, functionality, or linkages (e.g., href for links).
When are quotes required around attribute values?
Quotes are required if the attribute value contains whitespace or special characters.
What does HTML structure define?
HTML structure defines the arrangement of content, not its appearance.
What is the purpose of elements in HTML?
Elements should reflect semantic meaning and an appropriate role.
What is the DOM (Document Object Model)?
The DOM is a data representation of HTML structure and content, with elements and text nodes as JavaScript objects.
What does the HTML DOM API provide?
The HTML DOM API provides interfaces to interact with HTML elements.
What does the HTMLElement interface represent?
The HTMLElement interface represents an element and its descendant nodes in the DOM.
