Which of the following elements are obsolete in the latest HTML5 specification?

Which input type is used to submit integer numbers from 1 to 20

Which HTML element could be used to display an ordered list?

Select the valid HTML elements designed for user interaction that can be clickable and editable,

Custom data attributes (data-*) are very useful for storing data private to a page or application.

How many h1 elements are recommended on a single page?

You should insert text content between the <video> and </video> tags for browsers that do not support the <video> element.

Adding height and width to img elements can...

HTML5 was partially created by WHATWG and:

Which of the following defines a part of a document, that would still make sense out of the context of its webpage (like a news article)?

What is the correct email input tag?