CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 120 · 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.🖌️ Where does the text sit on its line?
h1 {
  text-align: left;
  color: green;
  font-size: 16px;
  background-color: purple;
} (a) in the middle (b) on the left (c) on the right
2.✍️ How many declarations (property: value pairs) are in this rule?
#top {
  font-weight: bold;
  font-size: 20px;
  border: 2px solid;
}
3.🌈 Hex digits go 0 to 9, then A to which letter? (a) Z (b) F (c) G (d) J
4.💪 How much empty space (px) is left after the last box?
.row {
  display: flex;
  width: 220px;
  justify-content: flex-start;
}
Inside are 3 boxes, each 50px wide (no margins).
5.What does justify-content: space-between do? (a) equal gaps, none at ends (b) packs boxes at the end (c) packs boxes at the start (d) puts boxes in the middle
6.🎨 Which tag connects an outside CSS file? (a) <a> (b) <img> (c) <link> (d) <css>
7.💪 Which justify-content value packs boxes at the start? (a) center (b) space-between (c) flex-start (d) flex-end
8.🎯 Which sign starts an id selector? (a) & (b) # (c) @ (d) .
9.True or false: JavaScript counts down a timer. (a) False (b) True
10.🌈 Which hex code is red? (a) #ffffff (b) #ffff00 (c) #000000 (d) #ff0000
11.💪 How much empty space (px) is left after the last box?
.row {
  display: flex;
  width: 220px;
  justify-content: flex-start;
}
Inside are 4 boxes, each 40px wide (no margins).
12.🔍 Which is the odd one out? (a) makes headings and lists (b) puts a picture on a page (c) adds space around boxes (d) makes a link
13.💪 How much empty space (px) is before the first box?
.row {
  display: flex;
  width: 200px;
  justify-content: center;
}
Inside are 2 boxes, each 40px wide (no margins).
14.🌈 Which colour is rgb(255, 255, 255)? (a) white (b) cyan (c) black (d) magenta
15.⚖️ What colour is the text of this element?
<h1 class="menu" id="hero">Hi</h1>
CSS:
h1 { color: white; }
#hero { color: green; } (a) white (b) red (c) black (d) green
16.⚖️ What colour is the text of this element?
<p class="star" id="hero">Hi</p>
CSS:
p { color: red; }
p { color: black; } (a) blue (b) black (c) purple (d) red
17.⚖️ What colour is the text of this element?
<p class="box" id="main">Hi</p>
CSS:
#main { color: orange; }
#main { color: red; } (a) red (b) white (c) orange (d) green
18.🎯 What kind of selector is h1? (a) an id selector (b) a class selector (c) an element selector
19.What does color do? (a) centres a heading (b) sets the letter colour (c) colours behind the text (d) makes the text bold
20.🖌️ What colour are the letters?
h1 {
  color: blue;
  text-align: center;
  font-size: 24px;
  background-color: purple;
} (a) blue (b) orange (c) purple
21.🎯 Which element does the selector div style? (a) <span> (b) <div class="red"> (c) <p class="red"> (d) <h1 id="top">
22.True or false: img is an id selector. (a) False (b) True
23.📱 The screen is 414px wide. Does the rule inside @media apply?
p {
  font-size: 24px;
}
@media (max-width: 768px) {
  p {
    font-size: 22px;
  }
} (a) Yes (b) No
24.True or false: .star is a class selector. (a) True (b) False
25.📱 max-width: 600px applies when the screen is ___. (a) exactly 1000px (b) 600px or narrower (c) turned off (d) 600px or wider
26.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
.box {
  width: 230px;
  padding: 5px;
  border: 1px solid black;
  margin: 15px;
}
27.📱 The screen is 320px wide. Does the rule inside @media apply?
p {
  font-size: 24px;
}
@media (min-width: 768px) {
  p {
    font-size: 26px;
  }
} (a) Yes (b) No
28.✍️ Which property is set to italic in this rule?
.box {
  font-style: italic;
  text-align: center;
  color: red;
} (a) font-size (b) font-style (c) color (d) italic
29.✍️ Which property is set to 20px in this rule?
p {
  text-align: center;
  color: red;
  font-size: 20px;
  border: 2px solid;
} (a) text-align (b) font-size (c) 20px (d) background-color
30.🖌️ Which CSS property centres a heading? (a) text-align (b) font-size (c) color (d) font-family
31.🔍 Which is the odd one out? (a) counts down a timer (b) changes the page live (c) shows a pop-up message (d) puts a picture on a page
32.✍️ Which property is set to bold in this rule?
li {
background-color: yellow;
font-weight: bold;
} (a) font-weight (b) border (c) bold (d) width
33.📦 How much space across (px) does this box take in all, margin included?
.box {
  width: 100px;
  padding: 20px;
  border: 3px solid black;
  margin: 10px;
}
34.✍️ In color: blue; which part is the property? (a) : (b) blue (c) ; (d) color
35.Which of these does JavaScript do? (a) makes headings and lists (b) reacts to a button click (c) lays out the page (d) gives the page structure
36.True or false: the border is the line round the box. (a) True (b) False
37.🖌️ How big is the text, in px?
h1 {
  font-size: 32px;
  text-align: left;
  color: orange;
  background-color: white;
}
38.🎨 What does CSS stand for? (a) Colourful Site Styles (b) Cascading Style Sheets (c) Creative Sheet System (d) Computer Style Sheets
39.✍️ What value is given to background-color in this rule?
.box {
background-color: yellow;
width: 300px;
} (a) background-color (b) 10px (c) yellow (d) 8px
40.⚖️ What colour is the text of this element?
<p class="red" id="end">Hi</p>
CSS:
#end { color: white; }
#end { color: green; } (a) green (b) blue (c) white (d) black

Answer key

on the left
3
F
70
equal gaps, none at ends
<link>
flex-start
#
True
#ff0000
60
adds space around boxes
60
white
green
black
red
an element selector
sets the letter colour
blue
<div class="red">
False
Yes
True
600px or narrower
242
No
font-style
font-size
text-align
puts a picture on a page
font-weight
166
color
reacts to a button click
True
32
Cascading Style Sheets
yellow
green

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