CSS Selectors Quiz

#1 Which selector has the lowest specificity?

*

::before

:root

div

#2 Which of the following is an invalid selector?

* * *

> *

* + :first-child

* * + *

#3 Which selector has the lowest specificity?

.box:not(div)

.box

[class="box"]

*:not(div)

#4 Which of the following is a valid selector?

[class^=box]

[class!=box]

[class%=box]

[class?=box]

#5 Which of the following is an invalid selector?

:only-child

:empty-child

:first-child

:last-child

#6 Which selector has the highest specificity?

*

div:nth-child(3n + 2)

div div

*:not(.box)

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

div img:first-of-type

img:first-child(div)

div:nth-child(1) img

div:first-child img

#8 Which of the following will select nothing?

*:nth-last-child(n + 2):nth-child(n)

*:first-child:last-child

*:nth-child(-n)

*:only-child:nth-child(n)

#9 Which selector has the lowest specificity?

div > *:not(div)

div.box

div:nth-of-type(3n + 2)

div > *:last-child

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

:last-of-child

:only

:selected

:empty

#11 How to select all the images?

img

img *

img:all

* ~ img

#12 Which selector has the highest specificity?

.box

box

[box]

#box

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

:linked

:lang

:active

:only-child

#14 The ~ [tilde symbol] is called

Next-sibling combinator

Child combinator

Descendant combinator

Subsequent-sibling combinator

#15 How to select a div with no content?

div:nth-child(0)

div:empty

div:no-child

div:blank

CSS Selectors