CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 578 · 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.⚖️ Which selector is the weakest? (a) an id selector (b) an element selector (c) a class selector
2. 2.⚖️ What colour is the text of this element?
   <p class="star" id="hero">Hi</p>
   CSS:
   p { color: red; }
   p { color: green; } (a) red (b) green (c) white (d) blue
3. 3.✍️ What value is given to font-weight in this rule?
   .note {
     font-weight: bold;
     background-color: yellow;
   } (a) 2px solid (b) bold (c) font-weight (d) 300px
4. 4.✍️ What is the selector in this CSS rule?
   #top {
     width: 300px;
     font-style: italic;
   } (a) #top (b) italic (c) li (d) width
5. 5.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 180px;
     padding: 25px;
     border: 2px solid black;
     margin: 20px;
   }
6. 6.✍️ How does a CSS comment start? (a) // (b) # (c) /* (d) <!--
7. 7.🎯 Which element does the selector .box style? (a) <p class="menu"> (b) <span id="box"> (c) <span class="star"> (d) <span class="box">
8. 8.✍️ Which sign goes between a property and its value? (a) ; (b) - (c) = (d) :
9. 9.📦 How much space top to bottom (px) does this box take in all, margin included?
   .box {
     height: 140px;
     padding: 15px;
     border: 2px solid black;
     margin: 10px;
   }
10. 10.🔍 Which is the odd one out? (a) makes a form box (b) changes the text size (c) puts a picture on a page (d) makes a link
11. 11.True or false: JavaScript gives the page structure. (a) False (b) True
12. 12.📱 What does a media query check? (a) the page title (b) the time of day (c) the screen width (d) the battery level
13. 13.🖌️ Which CSS property picks the font style? (a) font-size (b) text-align (c) font-family (d) color
14. 14.📱 The screen is 1366px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 24px;
      }
    } (a) No (b) Yes
15. 15.⚖️ What colour is the text of this element?
    <h2 class="box" id="end">Hi</h2>
    CSS:
    h2 { color: yellow; }
    #end { color: orange; } (a) black (b) green (c) yellow (d) orange
16. 16.✍️ What is the selector in this CSS rule?
    .note {
      background-color: yellow;
      font-weight: bold;
      color: red;
    } (a) bold (b) .note (c) #top (d) background-color
17. 17.True or false: CSS changes the text size. (a) False (b) True
18. 18.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 24px;
      }
    }
19. 19.🌈 In #rrggbb, which colour do the last two digits give? (a) blue (b) white (c) red (d) green
20. 20.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 16px;
      }
    }
21. 21.✍️ What is the selector in this CSS rule?
    li {
      text-align: center;
      padding: 8px;
      font-size: 20px;
    } (a) 8px (b) body (c) text-align (d) li
22. 22.True or false: JavaScript makes a form box. (a) False (b) True
23. 23.🖌️ Which CSS property makes the text bold? (a) text-align (b) font-weight (c) color (d) font-size
24. 24.⚖️ What colour is the text of this element?
    <h1 class="red" id="main">Hi</h1>
    CSS:
    #main { color: black; }
    .red { color: blue; } (a) blue (b) purple (c) green (d) black
25. 25.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 22px;
      }
    }
26. 26.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 230px;
      justify-content: flex-start;
    }
    Inside are 2 boxes, each 100px wide (no margins).
27. 27.🌈 Which colour is #ffffff? (a) bright green (b) white (c) black (d) red
28. 28.💪 Which flexbox property lines boxes up across? (a) gap (b) display: flex (c) align-items (d) flex-direction
29. 29.🌈 Which colour is #0000ff? (a) bright green (b) blue (c) cyan (d) yellow
30. 30.💪 Which flexbox property picks row or column? (a) justify-content (b) flex-direction (c) align-items (d) display: flex
31. 31.🎯 What kind of selector is #logo? (a) an element selector (b) an id selector (c) a class selector
32. 32.💪 Which flexbox property sets space between boxes? (a) display: flex (b) align-items (c) flex-direction (d) gap
33. 33.✍️ In color: blue; which part is the value? (a) : (b) ; (c) blue (d) color
34. 34.True or false: CSS sets colours and fonts. (a) False (b) True
35. 35.🖌️ What colour is behind the letters?
    li {
      color: red;
      font-size: 24px;
      text-align: right;
      background-color: white;
    } (a) white (b) blue (c) red
36. 36.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 100px;
      padding: 20px;
      border: 4px solid black;
      margin: 15px;
    }
37. 37.🌈 In #2f0000 the red part is the hex number 2f. What is it as a normal number?
38. 38.🔍 Which is the odd one out? (a) gives the page structure (b) puts a picture on a page (c) makes headings and lists (d) changes the page live
39. 39.🧩 Which language makes a link? (a) CSS (b) HTML (c) JavaScript
40. 40.📦 In the box model, which part is the text or picture? (a) padding (b) content (c) border (d) margin

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