CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 64 · 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 kind of selector is #top? (a) an id selector (b) an element selector (c) a class selector
2. 2.True or false: #end is an id selector. (a) True (b) False
3. 3.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 80px;
     padding: 15px;
     border: 3px solid black;
     margin: 20px;
   }
4. 4.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
   .box {
     width: 70px;
     padding: 5px;
     border: 3px solid black;
     margin: 5px;
   }
5. 5.⚖️ What colour is the text of this element?
   <p class="menu" id="intro">Hi</p>
   CSS:
   #intro { color: black; }
   #intro { color: white; } (a) white (b) blue (c) black (d) orange
6. 6.✍️ Which sign ends each CSS declaration? (a) . (b) ; (c) : (d) ,
7. 7.📱 Which tag helps phones show a page at the right size? (a) the hr tag (b) the viewport meta tag (c) the br tag (d) the title tag
8. 8.🌈 Which colour is #0000ff? (a) black (b) red (c) magenta (d) blue
9. 9.⚖️ What colour is the text of this element?
   <h2 class="red" id="end">Hi</h2>
   CSS:
   .red { color: black; }
   h2 { color: orange; } (a) red (b) white (c) orange (d) black
10. 10.🖌️ What colour are the letters?
    h1 {
      font-size: 12px;
      background-color: red;
      color: black;
      text-align: right;
    } (a) black (b) orange (c) red
11. 11.🎯 Which CSS selector matches this element?
    <p class="big" id="hero">Hello</p> (a) #big (b) p (c) h1 (d) .hero
12. 12.✍️ What value is given to padding in this rule?
    body {
      width: 300px;
      padding: 8px;
      font-weight: bold;
      font-style: italic;
    } (a) 2px solid (b) bold (c) 8px (d) padding
13. 13.📱 What does a media query check? (a) the battery level (b) the time of day (c) the page title (d) the screen width
14. 14.🎯 Which CSS selector matches this element?
    <p class="box" id="logo">Hello</p> (a) .logo (b) .box (c) .star (d) #end
15. 15.🎯 Which CSS selector matches this element?
    <li class="big" id="intro">Hello</li> (a) #main (b) li (c) #big (d) div
16. 16.🎯 Which CSS selector matches this element?
    <h2 class="note" id="hero">Hello</h2> (a) .hero (b) .note (c) .big (d) #note
17. 17.True or false: li is a class selector. (a) False (b) True
18. 18.🎯 What kind of selector is body? (a) an id selector (b) an element selector (c) a class selector
19. 19.True or false: .card is an element selector. (a) True (b) False
20. 20.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 340px;
      justify-content: flex-start;
    }
    Inside are 3 boxes, each 100px wide (no margins).
21. 21.✍️ What value is given to font-size in this rule?
    .note {
      width: 300px;
      font-size: 20px;
    } (a) center (b) yellow (c) font-size (d) 20px
22. 22.⚖️ What colour is the text of this element?
    <p class="red" id="hero">Hi</p>
    CSS:
    p { color: purple; }
    .red { color: orange; } (a) yellow (b) orange (c) purple (d) white
23. 23.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 250px;
      justify-content: center;
    }
    Inside are 3 boxes, each 50px wide (no margins).
24. 24.🎯 Which CSS selector matches this element?
    <h1 class="big" id="hero">Hello</h1> (a) #top (b) h1 (c) .hero (d) #big
25. 25.🖌️ What colour is behind the letters?
    h1 {
      background-color: black;
      text-align: center;
      color: red;
      font-size: 24px;
    } (a) red (b) black (c) white
26. 26.🎯 Which CSS selector matches this element?
    <p class="star" id="intro">Hello</p> (a) .intro (b) #main (c) .menu (d) #intro
27. 27.✍️ What value is given to border in this rule?
    #top {
      border: 2px solid;
      font-weight: bold;
    } (a) 300px (b) italic (c) 2px solid (d) border
28. 28.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 150px;
      justify-content: flex-end;
    }
    Inside are 2 boxes, each 40px wide (no margins).
29. 29.⚖️ What colour is the text of this element?
    <p class="box" id="main">Hi</p>
    CSS:
    .box { color: orange; }
    p { color: yellow; }
    #main { color: black; } (a) yellow (b) green (c) black (d) orange
30. 30.🎯 What kind of selector is .big? (a) an element selector (b) an id selector (c) a class selector
31. 31.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 20px;
      }
    }
32. 32.🧩 Which language counts down a timer? (a) CSS (b) JavaScript (c) HTML
33. 33.⚖️ What colour is the text of this element?
    <h1 class="red" id="hero">Hi</h1>
    CSS:
    #hero { color: white; }
    h1 { color: red; } (a) white (b) red (c) blue (d) orange
34. 34.📱 The screen is 540px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 10px;
      }
    }
35. 35.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 230px;
      padding: 15px;
      border: 1px solid black;
      margin: 0px;
    }
36. 36.Which of these does HTML do? (a) makes a link (b) reacts to a button click (c) rounds box corners (d) checks a quiz answer
37. 37.✍️ CSS declarations go inside which brackets? (a) ( ) (b) < > (c) [ ] (d) { }
38. 38.📱 The screen is 820px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 26px;
      }
    }
39. 39.True or false: #hero is an id selector. (a) True (b) False
40. 40.🎨 Which attribute adds CSS inside one tag? (a) href (b) alt (c) src (d) style

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