The <time> element:

In a cache manifest, which header is used to specify a backup URL if the URL is inaccessible?

What would be a valid input for this field: <input type="number" min="0" max="10" step="2" default="6"> ?

Which of the following tags is supported by HTML5?

What is the function of onobsolete, an application cache API method in HTML 5.0?

Which of the following tags is not supported by HTML5?

Which element is block-level?

Which element defines the title of a work (e.g. a book, a song, a movie, etc.)?

Why is it not possible to unite webkit-border-radius and -moz-border-radius?

Output of following code? input[type='radio']:checked + label { background-color:#000; }

CSS3's border-radius property and border-collapse:collapse do not mix. How can border-radius be used to create a collapsed table with rounded corners?