CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 728 · 40 questions

Code tip (Rule, then maths): Find the topic: syntax, selectors, properties, colours, box model, cascade, flexbox or media queries. Decide which rule or property applies to the element. For sizes, write the sum down: both sides for the box model, free space for flexbox.

NameDateTime takenScore ___ / 40

1.💪 How much empty space (px) is before the first box?
.row {
  display: flex;
  width: 220px;
  justify-content: center;
}
Inside are 2 boxes, each 60px wide (no margins).
2.What does font-weight do? (a) centres a heading (b) makes the text bold (c) picks the font style (d) sets the letter colour
3.📱 The screen is 320px wide. Does the rule inside @media apply?
p {
  font-size: 20px;
}
@media (max-width: 1024px) {
  p {
    font-size: 18px;
  }
} (a) Yes (b) No
4.✍️ What value is given to width in this rule?
.box {
  width: 300px;
  font-weight: bold;
  font-size: 20px;
  padding: 8px;
} (a) width (b) 300px (c) red (d) italic
5.🖌️ What colour are the letters?
p {
  background-color: green;
  color: white;
  font-size: 40px;
  text-align: right;
} (a) green (b) white (c) blue
6.What does background-color do? (a) sets the letter colour (b) makes letters bigger (c) colours behind the text (d) centres a heading
7.💪 Which justify-content value packs boxes at the start? (a) flex-start (b) center (c) flex-end (d) space-between
8.⚖️ What colour is the text of this element?
Hi
CSS:
.red { color: red; }
.red { color: green; } (a) black (b) red (c) green (d) purple
9.✍️ Which property is set to yellow in this rule?
h1 {
background-color: yellow;
width: 300px;
} (a) yellow (b) margin (c) padding (d) background-color
10.✍️ Which sign goes between a property and its value? (a) : (b) = (c) ; (d) -
11.🎯 What kind of selector is #main? (a) a class selector (b) an id selector (c) an element selector
12.What does justify-content: flex-start do? (a) puts boxes in the middle (b) packs boxes at the end (c) equal gaps, none at ends (d) packs boxes at the start
13.🌈 Which hex code is bright green? (a) #ff0000 (b) #ffffff (c) #00ff00 (d) #0000ff
14.✍️ What value is given to font-size in this rule?
#top {
  font-style: italic;
  font-size: 20px;
  font-weight: bold;
} (a) 20px (b) yellow (c) font-size (d) center
15.🎨 What does CSS stand for? (a) Computer Style Sheets (b) Creative Sheet System (c) Colourful Site Styles (d) Cascading Style Sheets
16.💪 How much empty space (px) is left after the last box?
.row {
  display: flex;
  width: 110px;
  justify-content: flex-start;
}
Inside are 2 boxes, each 50px wide (no margins).
17.🎨 One CSS file can style how many pages? (a) only one word (b) only one image (c) no pages (d) many pages
18.🖌️ What colour are the letters?
li {
  background-color: green;
  color: white;
  font-size: 36px;
  text-align: right;
} (a) white (b) green (c) blue
19.🌈 Which colour of light is strongest in rgb(17, 82, 196)? (a) red (b) blue (c) green
20.🧩 Which language rounds box corners? (a) JavaScript (b) HTML (c) CSS
21.🧩 Which language makes a link? (a) CSS (b) JavaScript (c) HTML
22.⚖️ What colour is the text of this element?
Hi
CSS:
p { color: black; }
.red { color: orange; } (a) black (b) red (c) yellow (d) orange
23.📱 The screen is 1100px wide. Does the rule inside @media apply?
p {
  font-size: 12px;
}
@media (max-width: 480px) {
  p {
    font-size: 8px;
  }
} (a) Yes (b) No
24.💪 How much empty space (px) is left after the last box?
.row {
  display: flex;
  width: 260px;
  justify-content: flex-start;
}
Inside are 3 boxes, each 80px wide (no margins).
25.🌈 Which hex code is white? (a) #ffff00 (b) #ffffff (c) #ff00ff (d) #0000ff
26.📱 min-width: 800px applies when the screen is ___. (a) turned off (b) exactly 100px (c) 800px or narrower (d) 800px or wider
27.Which of these does HTML do? (a) lays out the page (b) shows a pop-up message (c) puts a picture on a page (d) rounds box corners
28.🌈 In #00000a the blue part is the hex number 0a. What is it as a normal number?
29.Which of these does JavaScript do? (a) changes the text size (b) reacts to a button click (c) puts a picture on a page (d) makes headings and lists
30.What does font-family do? (a) makes letters bigger (b) sets the letter colour (c) centres a heading (d) picks the font style
31.True or false: CSS makes a link. (a) False (b) True
32.📱 The screen is 700px wide. What font-size (px) does the paragraph get?
p {
  font-size: 20px;
}
@media (max-width: 768px) {
  p {
    font-size: 18px;
  }
}
33.🧩 Which language adds space around boxes? (a) JavaScript (b) CSS (c) HTML
34.⚖️ What colour is the text of this element?
Hi
CSS:
.menu { color: black; }
p { color: green; } (a) blue (b) green (c) black (d) white
35.🌈 Which colour of light is strongest in rgb(198, 31, 26)? (a) green (b) blue (c) red
36.True or false: the border is a solid or dotted edge. (a) True (b) False
37.💪 How much empty space (px) is before the first box?
.row {
  display: flex;
  width: 170px;
  justify-content: flex-end;
}
Inside are 2 boxes, each 80px wide (no margins).
38.🖌️ What colour are the letters?
p {
  color: orange;
  text-align: right;
  font-size: 16px;
  background-color: purple;
} (a) purple (b) green (c) orange
39.🎯 Which CSS selector matches this element?
Hello (a) #box (b) #end (c) h1 (d) .box
40.📱 The screen is 320px wide. Does the rule inside @media apply?
p {
  font-size: 24px;
}
@media (min-width: 768px) {
  p {
    font-size: 32px;
  }
} (a) No (b) Yes

Answer key

50
makes the text bold
Yes
300px
white
colours behind the text
flex-start
green
background-color
:
an id selector
packs boxes at the start
#00ff00
20px
Cascading Style Sheets
10
many pages
white
blue
CSS
HTML
orange
No
20
#ffffff
800px or wider
puts a picture on a page
10
reacts to a button click
picks the font style
False
18
CSS
black
red
True
10
orange
.box
No

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