CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 911 · 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?
   <h2 class="big" id="logo">Hi</h2>
   CSS:
   .big { color: purple; }
   .big { color: black; } (a) purple (b) red (c) yellow (d) black
2. 2.✍️ What is the selector in this CSS rule?
   .note {
     font-weight: bold;
     padding: 8px;
     background-color: yellow;
     color: red;
   } (a) font-weight (b) 8px (c) .note (d) #top
3. 3.✍️ CSS declarations go inside which brackets? (a) < > (b) [ ] (c) ( ) (d) { }
4. 4.🖌️ Where does the text sit on its line?
   p {
     background-color: purple;
     text-align: right;
     font-size: 12px;
     color: black;
   } (a) in the middle (b) on the right (c) on the left
5. 5.True or false: margin is space inside the border. (a) True (b) False
6. 6.🎯 Can many elements share the same class? (a) No (b) Yes
7. 7.📱 Responsive design means a page ___. (a) is only for laptops (b) fits every screen (c) never changes (d) has no pictures
8. 8.🌈 Which colour is #ff00ff? (a) blue (b) black (c) white (d) magenta
9. 9.🌈 Which colour is rgb(0, 0, 255)? (a) cyan (b) white (c) blue (d) red
10. 10.🌈 Which colour is #00ffff? (a) black (b) red (c) blue (d) cyan
11. 11.🎯 What kind of selector is .card? (a) an element selector (b) an id selector (c) a class selector
12. 12.⚖️ What colour is the text of this element?
    <h1 class="big" id="top">Hi</h1>
    CSS:
    h1 { color: black; }
    h1 { color: red; } (a) red (b) black (c) green (d) purple
13. 13.📱 min-width: 800px applies when the screen is ___. (a) turned off (b) 800px or wider (c) exactly 100px (d) 800px or narrower
14. 14.🎯 Which CSS selector matches this element?
    <div class="star" id="intro">Hello</div> (a) div (b) span (c) .intro (d) #star
15. 15.True or false: the content is space inside the border. (a) True (b) False
16. 16.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 300px;
      padding: 5px;
      border: 5px solid black;
      margin: 10px;
    }
17. 17.🌈 Which colour is #0000ff? (a) bright green (b) blue (c) magenta (d) red
18. 18.🎯 Which element does the selector .red style? (a) <h1 class="box"> (b) <h1 id="red"> (c) <h2 class="star"> (d) <h1 class="red">
19. 19.📦 In the box model, which part is the line round the box? (a) content (b) border (c) padding (d) margin
20. 20.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 90px;
      justify-content: flex-end;
    }
    Inside are 2 boxes, each 40px wide (no margins).
21. 21.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (max-width: 1024px) {
      p {
        font-size: 6px;
      }
    }
22. 22.🖌️ What colour is behind the letters?
    p {
      background-color: orange;
      color: black;
      text-align: left;
      font-size: 12px;
    } (a) orange (b) black (c) red
23. 23.🔍 Which is the odd one out? (a) lays out the page (b) sets colours and fonts (c) adds space around boxes (d) puts a picture on a page
24. 24.🧩 Which language makes a link? (a) CSS (b) HTML (c) JavaScript
25. 25.🖌️ How big is the text, in px?
    p {
      font-size: 24px;
      background-color: purple;
      color: orange;
      text-align: left;
    }
26. 26.✍️ Which property is set to 300px in this rule?
    .box {
      font-size: 20px;
      font-weight: bold;
      background-color: yellow;
      width: 300px;
    } (a) color (b) font-style (c) width (d) 300px
27. 27.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 180px;
      justify-content: center;
    }
    Inside are 4 boxes, each 40px wide (no margins).
28. 28.📦 In the box model, which part is a solid or dotted edge? (a) border (b) margin (c) content (d) padding
29. 29.🎨 A CSS file usually ends with which extension? (a) .png (b) .css (c) .html (d) .js
30. 30.True or false: CSS rounds box corners. (a) True (b) False
31. 31.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 110px;
      padding: 20px;
      border: 3px solid black;
      margin: 20px;
    }
32. 32.🌈 In #rrggbb, which colour do the last two digits give? (a) white (b) red (c) blue (d) green
33. 33.⚖️ Which selector is the weakest? (a) an id selector (b) a class selector (c) an element selector
34. 34.True or false: #main is an id selector. (a) True (b) False
35. 35.🖌️ What colour is behind the letters?
    h1 {
      font-size: 16px;
      color: red;
      text-align: right;
      background-color: black;
    } (a) black (b) green (c) red
36. 36.✍️ What is the selector in this CSS rule?
    h1 {
      text-align: center;
      color: red;
    } (a) red (b) text-align (c) p (d) h1
37. 37.🌈 In #690000 the red part is the hex number 69. What is it as a normal number?
38. 38.Which of these is the content? (a) space inside the border (b) the line round the box (c) the text or picture (d) the gap to other boxes
39. 39.🧩 Which language changes the text size? (a) JavaScript (b) HTML (c) CSS
40. 40.💪 Which flexbox property turns on flexbox? (a) align-items (b) gap (c) justify-content (d) display: flex

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