CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 718 · 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 is the odd one out? (a) puts a picture on a page (b) makes headings and lists (c) makes a link (d) counts down a timer
2. 2.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 180px;
     justify-content: flex-end;
   }
   Inside are 2 boxes, each 50px wide (no margins).
3. 3.✍️ Which property is set to 8px in this rule?
   li {
     margin: 10px;
     padding: 8px;
   } (a) font-weight (b) border (c) 8px (d) padding
4. 4.What does font-family do? (a) makes the text bold (b) makes letters bigger (c) colours behind the text (d) picks the font style
5. 5.🌈 What is the biggest number one colour can have in rgb()? (a) 1000 (b) 99 (c) 100 (d) 255
6. 6.🌈 Which colour is rgb(255, 0, 0)? (a) magenta (b) white (c) red (d) bright green
7. 7.⚖️ Which selector is the weakest? (a) an id selector (b) a class selector (c) an element selector
8. 8.💪 How wide (px) is each gap between two boxes?
   .row {
     display: flex;
     width: 320px;
     justify-content: space-between;
   }
   Inside are 4 boxes, each 50px wide (no margins).
9. 9.✍️ Which sign goes between a property and its value? (a) - (b) = (c) ; (d) :
10. 10.What does font-size do? (a) picks the font style (b) colours behind the text (c) sets the letter colour (d) makes letters bigger
11. 11.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the later one (b) the shorter one (c) the first one (d) neither
12. 12.True or false: li is an element selector. (a) True (b) False
13. 13.🖌️ What colour are the letters?
    p {
      text-align: left;
      font-size: 16px;
      background-color: green;
      color: blue;
    } (a) blue (b) green (c) black
14. 14.⚖️ What colour is the text of this element?
    <h2 class="red" id="top">Hi</h2>
    CSS:
    #top { color: blue; }
    .red { color: purple; }
    h2 { color: green; } (a) blue (b) purple (c) red (d) green
15. 15.🎯 Which CSS selector matches this element?
    <h1 class="star" id="hero">Hello</h1> (a) .hero (b) #top (c) #star (d) .star
16. 16.🧩 Which language makes a link? (a) CSS (b) HTML (c) JavaScript
17. 17.💪 Which flexbox property picks row or column? (a) justify-content (b) flex-direction (c) display: flex (d) align-items
18. 18.✍️ What is the selector in this CSS rule?
    .note {
      font-size: 20px;
      padding: 8px;
      text-align: center;
      font-style: italic;
    } (a) .note (b) 8px (c) #top (d) font-size
19. 19.✍️ Which property is set to center in this rule?
    h1 {
      padding: 8px;
      text-align: center;
    } (a) background-color (b) text-align (c) margin (d) center
20. 20.✍️ Which property is set to center in this rule?
    p {
      color: red;
      text-align: center;
      font-size: 20px;
    } (a) center (b) text-align (c) background-color (d) margin
21. 21.✍️ In color: blue; which part is the value? (a) blue (b) : (c) ; (d) color
22. 22.🔍 Which is the odd one out? (a) lays out the page (b) sets colours and fonts (c) adds space around boxes (d) gives the page structure
23. 23.✍️ What value is given to background-color in this rule?
    li {
      color: red;
      background-color: yellow;
    } (a) yellow (b) background-color (c) 8px (d) 10px
24. 24.⚖️ What colour is the text of this element?
    <h2 class="star" id="hero">Hi</h2>
    CSS:
    #hero { color: red; }
    h2 { color: orange; } (a) orange (b) red (c) yellow (d) blue
25. 25.🧩 Which language counts down a timer? (a) CSS (b) HTML (c) JavaScript
26. 26.True or false: .note is a class selector. (a) False (b) True
27. 27.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 18px;
      }
    }
28. 28.📱 The screen is 540px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 768px) {
      p {
        font-size: 14px;
      }
    }
29. 29.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 18px;
      }
    }
30. 30.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 210px;
      padding: 25px;
      border: 3px solid black;
      margin: 0px;
    }
31. 31.🎯 What kind of selector is #logo? (a) an element selector (b) an id selector (c) a class selector
32. 32.🖌️ What colour is behind the letters?
    h1 {
      background-color: black;
      text-align: center;
      font-size: 20px;
      color: orange;
    } (a) orange (b) white (c) black
33. 33.True or false: HTML makes headings and lists. (a) False (b) True
34. 34.🎯 What kind of selector is .note? (a) an element selector (b) a class selector (c) an id selector
35. 35.True or false: .star is an element selector. (a) True (b) False
36. 36.🎯 Can many elements share the same class? (a) Yes (b) No
37. 37.✍️ What is the selector in this CSS rule?
    .box {
      font-size: 20px;
      border: 2px solid;
      margin: 10px;
      font-style: italic;
    } (a) font-size (b) h2 (c) .box (d) 2px solid
38. 38.⚖️ Which selector is the strongest? (a) a class selector (b) an id selector (c) an element selector
39. 39.🎯 Which sign starts an id selector? (a) . (b) @ (c) # (d) &
40. 40.True or false: the content is the text or picture. (a) True (b) False

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