Answer: No. HTML elements are defined by a starting tag, may contain some content and a closing tag. For example, <h1>Heading 1</h1> is a HTML element but just <h1> is a starting tag and </h1> is a closing tag.
Answer: Tags are the primary component of the HTML that defines how the content will be structured/formatted, whereas Attributes are used along with the HTML tags to define the characteristics of the element. For example, <p align="center">Questions And Answer</p>, in this the 'align' is the attribute and 'p' is a tag.
Answer: HTML elements which do not have closing tags or do not need to be closed are known as void elements or empty elements. For Example <br>, <img>, <hr>, etc.
The effect on a normal webpage of the tags <strong>, <b> and <em>, <i> is the same. <b> and <i> tags stands for bold and italic. These tags don't say anything about the text.
Whereas, <strong> and <em> tags represent that the text is of strong importance or more importance than the rest of the text.
1. Inline elements occupy only sufficient width required.
1. Block Elements occupy the full width irrespective of their sufficiency.
2. Inline elements don't start in a new line.
2. Block elements always start in a line.
3. You can't set width and height values.
3. You can set width and height values
4. Inline elements, Only left and right margins can be applied.
4. Block elements accepts margins from all sides.
5. Inline elements are generally used to give inline styles and effects.
5. Block elements like div and semantic tags are extensively used for defining layouts of the webpage.
6. Exmples: <span>, <a>, <button>, <img> etc
6. Exmples: <div>, <h1>, <p>, &ol;> etc
Cell Spacing is the space or gap between two consecutive cells. Whereas, Cell Padding is the space or gap between the text/ content of the cell and the edge/ border of the cell.
HTML provide table td attributes 'rowspan' and 'colspan' to merge different rows and columns.
Yes, we can display a web page inside another HTML web page, using <iframe> tag. HTML iframe tag
In HTML some characters are reserved like '<', '>', '/', '&', etc. To use these characters in our webpage we need to use the character entities called HTML Entities. List of HTML Entities
Every web page has different components to display the intended content and a specific UI. But still, there are few things which are templated and are globally accepted way to structure the web page, such as:
Answer: Yes, You can use multiple <header> and <footer> in one page, but there can be only one direct child, but you can use other ones in specific containers such as <article> which can have semantic <header> and <footer> attached, to avoid confusion to search engine.
To optimize website load time we need to optimize its asset loading such as: