Which of the following attributes can be specified on any HTML element? (choose all that apply)

Which method is used to check if the browser can play the specified audio/video type?

Which value of Socket.readyState is an attribute of WebSocket indicating that the connection is going through the closing handshake?

Which statement is correct about Server-Side image maps?

In drawing text, the canvas rendering context provides the following methods to render text:

Which method cancels an ongoing watchPosition call?

True or False: You can't put divs in HTML5 footer tags.

What does the <details> tag do?

How do you make an input tag checked? You add:

What is the role of the <dfn> element in HTML5?

In HTML5, which attribute is used to specify that an input field must be filled out?