Basic CSS Quiz

#1 Which of the following is an invalid value of the line-height property?

line-height:0.5;

line-height:50%;

line-height:5px;

line-height:1/2;

#2 Which of the following is an invalid value of the vertical-align property?

vertical-align:50%;

vertical-align:0;

vertical-align:-2em;

vertical-align:center;

#3 Which of the following is an invalid CSS selector?

divdiv.box#id

* * > div

* > * + *

> * div

#4 background-position:top; is the same as

background-position:top right;

background-position:top center;

background-position:top bottom;

background-position:top left;

#5 What is the default value of the box-sizing property?

content-box

none

border-box

padding-box

#6 Which of the following is an invalid value of the background-position property?

background-position:0 50%;

background-position:center;

background-position:50%;

background-position:middle;

#7 How to select all the images inside a section?

section ~ img

section & img

section + img

section > img

#8 How to clear float?

clear:float;

clear:fix;

clear:both;

clear:all;

#9 How to correctly define media query?

@media [max-width=1200px] {}

@media [max-width:1200px] {}

@media (max-width:1200px) {}

@media (max-width=1200px) {}

#10 Which selector has the highest specificity?

.box

p

div > p.box

#box

#11 border-radius:0 10px 0 0; is the same as

border-right-radius: 10px;

border-top-right-radius: 10px;

border-top-left-radius: 10px;

border-left-radius: 10px;

#12 Which selector has the lowest specificity?

div p

.box

div > p.box

p.box

#13 Which of the following is an invalid value of the position property?

position:initial;

position:inherit;

position:static;

position:auto;

#14 Which CSS property cannot be used with negative values?

margin

padding

left

z-index

#15 What is the default value of the z-index property?

0