CSS Selectors Quiz

#1 Which of the following is an invalid Pseudo-class?

:lang

:only-child

:linked

:active

#2 Which selector has the highest specificity?

div + div > *:first-child

div > * > *:not(:first-of-type)

*:first-child:last-child

div:only-child

#3 Which selector has the highest specificity?

*

div:nth-child(3n + 2)

*:not(.box)

div div

#4 The > [greater-than symbol] is called

Descendant combinator

Subsequent-sibling combinator

Next-sibling combinator

Child combinator

#5 Which selector has the lowest specificity?

*:not(div)

[class="box"]

.box

.box:not(div)

#6 How to select the first image inside a div?

img:first-child(div)

div:first-child img

div:nth-child(1) img

div img:first-of-type

#7 Which selector has the lowest specificity?

::before

:root

*

div

#8 How to select a div with no content?

div:nth-child(0)

div:no-child

div:empty

div:blank

#9 Which of the following is an invalid selector?

* * *

> *

* + :first-child

* * + *

#10 The ~ [tilde symbol] is called

Next-sibling combinator

Subsequent-sibling combinator

Child combinator

Descendant combinator

#11 The ::before is called

Pseudo-element

Pseudo-class

Pseudo-attribute

Pseudo-selector

#12 Which of the following is equivalent to .box ?

[box]

[class=box]

[class~=box]

[class^=box]

#13 Which of the following is a valid Pseudo-class?

:empty

:last-of-child

:selected

:only

#14 Which selector has the lowest specificity?

* + * + *

* > *:last-child

div + div:not(.box)

div > *

#15 Which of the following is an invalid selector?

:first-child