Intermediate CSS Quiz

#1 What is the intrinsic aspect ratio of a linear-gradient?

It's equal to the aspect ratio of the element

1:1

It has no intrinsic aspect ratio

4:3

#2 Vertical margins always collapse.

true

false

#3 How to select all the div elements with a class “a” and without a class “b”?

div:not(.b)a

div.a:not(.b)

div.a

div:has(.a):not(.b)

#4 Which of the following is an invalid unit?

ex

pc

vm

ch

#5 Which selector has the highest specificity?

div > div#id

.box.box.box.box

.box:nth-child(n):nth-child(n):nth-child(n)

.box:not(#id)

#6 Which of the following is NOT a valid pseudo class?

:only-child

:linked

:checked

:focus-within

#7 The containing block of position:absolute is established by the nearest ancestor with position:relative

false

true

#8 How to allow the user to change the dimension of an element?

we cannot allow this

resize:all

resize:both

user can do this by default

#9 What is the width of a div element having: width:150px; min-width:100px; max-width:50px;?

150px

50px

0px

100px

#10 Which of the following is an invalid value of the filter property?

filter:invert(1);

filter:opacity(80%);

filter:saturate(50%);

filter:gray(50%);

#11 A custom property should always be defined inside :root.

true

false

#12 Which of the following will allow an immediate color change?

transition:color 0s,all 1s;

transition:all 0s, color 1s;

transition:color 1s,all 0s;

transition:color 5s 0s;

#13 An element with a positive z-index will always be on the top of an element with a negative z-index

true

false

#14 Which of the following doesn’t create a stacking context?

mix-blend-mode:overlay;

transform:translate(10px);

mix-blend-mode:normal;

transform:translate(0);

#15 100vmin is always smaller than 50vh

true

false

#16 position:sticky can be seen as a mix of

fixed & absolute

static & absolute

relative & absolute

relative & fixed

#17 How to set the initial value of a counter to be 10?

--count: 10;

counter-reset: count 10;

counter-init: count 10;

counter: count 10;

#18 Which of the following is a valid pseudo class?

:none

:enable

:has-child

:empty

#19 How to correctly define a CSS custom property?

:root { -color:red; }

body { var(--color):red; }

body { --color:red; }

:root { --color:var(red); }

#20 transform: rotate(180deg) scale(-1) is the same as

transform: rotate(180deg) scaleX(-1);

transform: scale(-1) rotate(-180deg);

transform: rotate(180deg) scaleY(-1);

transform: rotate(-180deg);

Intermediate CSS

#1 What is the intrinsic aspect ratio of a linear-gradient?

#2 Vertical margins always collapse.

#3 How to select all the div elements with a class “a” and without a class “b”?

#4 Which of the following is an invalid unit?

#5 Which selector has the highest specificity?

#6 Which of the following is NOT a valid pseudo class?

#7 The containing block of position:absolute is established by the nearest ancestor with position:relative

#8 How to allow the user to change the dimension of an element?

#9 What is the width of a div element having: width:150px; min-width:100px; max-width:50px;?

#10 Which of the following is an invalid value of the filter property?

#11 A custom property should always be defined inside :root.

#12 Which of the following will allow an immediate color change?

#13 An element with a positive z-index will always be on the top of an element with a negative z-index

#14 Which of the following doesn’t create a stacking context?

#15 100vmin is always smaller than 50vh

#16 position:sticky can be seen as a mix of

#17 How to set the initial value of a counter to be 10?

#18 Which of the following is a valid pseudo class?

#19 How to correctly define a CSS custom property?

#20 transform: rotate(180deg) scale(-1) is the same as

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