11. Which form element is useful for limiting user options to a set of choices??

a.?textareab.?selection list

c.?text input boxd.?submit button

12. You create an empty document fragment using the ____ method.?

a.?cloneNode()b.?createElement()

c.?submit()d.?createDocumentFragment()

13. Which attribute enhances usability in modern browsers??

a.?idb.?src

c.?placeholderd.?value

14. What element property would you use when copying the contents of one text field to another text field??

a.?valueb.?default

c.?contentd.?selectedIndex

15. Which attribute toggles off validation of a form when added to the opening <form> tag??

a.?validationb.?submit

c.?novalidated.?nosubmit

16. Which type value for the input element triggers validation in modern browsers??

a.?validateb.?text

c.?numberd.?password

17. In modern browsers, which attribute of an input element prevents the form from being submitted if the field is left blank??

a.?novalidateb.?required

c.?mind.?max

18. Validation errors found by modern browsers are reported in? ____.

a.separate browser windowsb.?the Address bar

c.?the Status bard.?bubbles

19. In general, modern browsers display validation feedback after the ____ event is triggered by a form.?

a.?submitb.?reset

c.?validated.?check

20. You can use the CSS ____ pseudo-classes to change the properties of form elements based on their validity status.?

a.?:submit and :resetb.?:hover and :blur

c.?:before and :afterd.?:invalid and :valid