Which of the following units of measurement is equal to the font size for the current font?

By default, a browser displays each block element on a new line

In a table, TR elements are the header cells and the TD are the data cells.

Which of the following techniques can NOT be used to create a two-column layout so that the first column is on the left and the second column is on the right?

When you use an external style sheet with an HTML document, you get all but one of the benefits that follow. Which one is it?

To calculate the height of a box when using the box model, you add the height of the content area to the sum of the heights of the ____________________.

An HTML file needs to use the external style sheet site.css. The CSS file is in the folder styles .  The HTML file and the styles folder are in the same folder. Write the complete element that is needed for the HTML file to use the CSS file.

Given this HTML     Hello and this CSS      body { color: blue; }     h1 { background-color: white; } the text in the H1 will be the default color black.

The doctype statement for a CSS file is      

Which element below should not be placed inside the HEAD element?