CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 727 · 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.

1. 1.⚖️ What colour is the text of this element?
   <h1 class="menu" id="main">Hi</h1>
   CSS:
   #main { color: green; }
   #main { color: white; } (a) green (b) orange (c) white (d) red
2. 2.🌈 Which colour is #ffff00? (a) bright green (b) blue (c) yellow (d) red
3. 3.✍️ In color: blue; which part is the value? (a) blue (b) ; (c) : (d) color
4. 4.🌈 Which colour is #00ff00? (a) bright green (b) cyan (c) red (d) yellow
5. 5.🌈 In #rrggbb, which colour do the first two digits give? (a) red (b) green (c) black (d) blue
6. 6.🌈 Which colour is rgb(255, 0, 255)? (a) red (b) magenta (c) yellow (d) bright green
7. 7.🖌️ How big is the text, in px?
   h1 {
     font-size: 20px;
     text-align: right;
     background-color: white;
     color: orange;
   }
8. 8.🖌️ What colour are the letters?
   h1 {
     background-color: green;
     font-size: 40px;
     color: white;
     text-align: right;
   } (a) white (b) green (c) blue
9. 9.🌈 Which colour is #ff00ff? (a) magenta (b) yellow (c) white (d) cyan
10. 10.🖌️ How big is the text, in px?
    h1 {
      background-color: blue;
      color: green;
      font-size: 40px;
      text-align: right;
    }
11. 11.⚖️ What colour is the text of this element?
    <h1 class="star" id="hero">Hi</h1>
    CSS:
    h1 { color: red; }
    h1 { color: green; } (a) yellow (b) green (c) red (d) white
12. 12.🌈 In #rrggbb, which colour do the last two digits give? (a) white (b) red (c) green (d) blue
13. 13.True or false: the content is space inside the border. (a) False (b) True
14. 14.🌈 Hex digits go 0 to 9, then A to which letter? (a) Z (b) F (c) G (d) J
15. 15.🎯 What kind of selector is h1? (a) an id selector (b) a class selector (c) an element selector
16. 16.🔍 Which is the odd one out? (a) changes the text size (b) rounds box corners (c) changes the page live (d) adds space around boxes
17. 17.⚖️ What colour is the text of this element?
    <h2 class="star" id="intro">Hi</h2>
    CSS:
    #intro { color: black; }
    h2 { color: green; } (a) white (b) green (c) blue (d) black
18. 18.📱 The screen is 1366px wide. Does the rule inside @media apply?
    p {
      font-size: 12px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 8px;
      }
    } (a) No (b) Yes
19. 19.True or false: the content is the gap round content. (a) True (b) False
20. 20.🖌️ What colour are the letters?
    li {
      color: green;
      font-size: 16px;
      background-color: red;
      text-align: right;
    } (a) white (b) green (c) red
21. 21.✍️ How many declarations (property: value pairs) are in this rule?
    h1 {
      border: 2px solid;
    }
22. 22.✍️ Which property is set to 20px in this rule?
    h2 {
      font-size: 20px;
      border: 2px solid;
      background-color: yellow;
    } (a) text-align (b) 20px (c) font-size (d) background-color
23. 23.🎨 One CSS file can style how many pages? (a) no pages (b) only one word (c) many pages (d) only one image
24. 24.🌈 Which hex code is cyan? (a) #00ff00 (b) #00ffff (c) #ff00ff (d) #000000
25. 25.⚖️ What colour is the text of this element?
    <h2 class="star" id="intro">Hi</h2>
    CSS:
    h2 { color: black; }
    h2 { color: green; } (a) white (b) green (c) black (d) purple
26. 26.🖌️ Which CSS property centres a heading? (a) font-family (b) color (c) text-align (d) font-size
27. 27.True or false: .card is a class selector. (a) False (b) True
28. 28.🌈 Which hex code is black? (a) #ffff00 (b) #000000 (c) #ffffff (d) #00ffff
29. 29.🖌️ What colour are the letters?
    p {
      background-color: green;
      color: white;
      font-size: 16px;
      text-align: center;
    } (a) green (b) white (c) blue
30. 30.✍️ How many declarations (property: value pairs) are in this rule?
    p {
      color: red;
      font-style: italic;
    }
31. 31.🌈 Which colour is #0000ff? (a) black (b) blue (c) cyan (d) yellow
32. 32.True or false: the border is the line round the box. (a) False (b) True
33. 33.True or false: body is an id selector. (a) False (b) True
34. 34.🌈 Which colour is rgb(0, 255, 255)? (a) cyan (b) red (c) yellow (d) bright green
35. 35.🎯 Can many elements share the same class? (a) No (b) Yes
36. 36.🌈 In #00a300 the green part is the hex number a3. What is it as a normal number?
37. 37.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 150px;
      justify-content: space-between;
    }
    Inside are 2 boxes, each 40px wide (no margins).
38. 38.✍️ How many declarations (property: value pairs) are in this rule?
    body {
      background-color: yellow;
      width: 300px;
      font-size: 20px;
      margin: 10px;
    }
39. 39.🖌️ What colour are the letters?
    h1 {
      background-color: blue;
      text-align: left;
      font-size: 24px;
      color: orange;
    } (a) purple (b) blue (c) orange
40. 40.🎨 A CSS file usually ends with which extension? (a) .js (b) .png (c) .html (d) .css

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