CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 449 · 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.🖌️ Where does the text sit on its line?
   p {
     color: yellow;
     text-align: center;
     background-color: green;
     font-size: 20px;
   } (a) on the right (b) in the middle (c) on the left
2. 2.🌈 Which colour is #00ff00? (a) red (b) bright green (c) magenta (d) blue
3. 3.True or false: .menu is an id selector. (a) True (b) False
4. 4.What does font-family do? (a) colours behind the text (b) picks the font style (c) centres a heading (d) makes letters bigger
5. 5.True or false: JavaScript adds space around boxes. (a) False (b) True
6. 6.🎯 What kind of selector is h1? (a) an element selector (b) a class selector (c) an id selector
7. 7.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 240px;
     justify-content: flex-end;
   }
   Inside are 2 boxes, each 80px wide (no margins).
8. 8.💪 How wide (px) is each gap between two boxes?
   .row {
     display: flex;
     width: 140px;
     justify-content: space-between;
   }
   Inside are 2 boxes, each 40px wide (no margins).
9. 9.✍️ How many declarations (property: value pairs) are in this rule?
   .note {
     width: 300px;
     background-color: yellow;
     border: 2px solid;
     padding: 8px;
   }
10. 10.🎯 Which CSS selector matches this element?
    <p class="menu" id="hero">Hello</p> (a) #menu (b) h1 (c) .hero (d) p
11. 11.True or false: margin is the text or picture. (a) True (b) False
12. 12.🧩 Which language makes a link? (a) JavaScript (b) CSS (c) HTML
13. 13.🌈 Which colour is #ffffff? (a) blue (b) magenta (c) red (d) white
14. 14.⚖️ What colour is the text of this element?
    <p class="big" id="intro">Hi</p>
    CSS:
    .big { color: red; }
    #intro { color: black; }
    p { color: yellow; } (a) yellow (b) purple (c) black (d) red
15. 15.🔍 Which is the odd one out? (a) gives the page structure (b) adds space around boxes (c) changes the text size (d) sets colours and fonts
16. 16.💪 Which justify-content value packs boxes at the end? (a) center (b) flex-start (c) space-between (d) flex-end
17. 17.📱 The screen is 414px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 32px;
      }
    } (a) Yes (b) No
18. 18.✍️ What is the selector in this CSS rule?
    .box {
      font-weight: bold;
      font-size: 20px;
    } (a) font-weight (b) h2 (c) 20px (d) .box
19. 19.⚖️ Which selector is the strongest? (a) a class selector (b) an id selector (c) an element selector
20. 20.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 60px;
      padding: 15px;
      border: 1px solid black;
      margin: 5px;
    }
21. 21.💪 Which flexbox property sets space between boxes? (a) display: flex (b) gap (c) flex-direction (d) justify-content
22. 22.✍️ Which sign ends each CSS declaration? (a) : (b) . (c) ; (d) ,
23. 23.✍️ What is the selector in this CSS rule?
    body {
      text-align: center;
      margin: 10px;
      font-style: italic;
      background-color: yellow;
    } (a) .box (b) body (c) text-align (d) 10px
24. 24.⚖️ What colour is the text of this element?
    <p class="red" id="top">Hi</p>
    CSS:
    .red { color: black; }
    #top { color: white; } (a) black (b) green (c) white (d) blue
25. 25.⚖️ Which selector is the weakest? (a) a class selector (b) an element selector (c) an id selector
26. 26.📱 The screen is 414px wide. Does the rule inside @media apply?
    p {
      font-size: 12px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 20px;
      }
    } (a) Yes (b) No
27. 27.✍️ Which sign goes between a property and its value? (a) ; (b) = (c) : (d) -
28. 28.🖌️ Which CSS property sets the letter colour? (a) background-color (b) color (c) font-weight (d) font-size
29. 29.What does background-color do? (a) centres a heading (b) sets the letter colour (c) colours behind the text (d) picks the font style
30. 30.🎨 Which tag connects an outside CSS file? (a) <a> (b) <img> (c) <css> (d) <link>
31. 31.🎨 Which tag holds CSS inside the head? (a) <body> (b) <script> (c) <css> (d) <style>
32. 32.🎨 What does CSS stand for? (a) Computer Style Sheets (b) Colourful Site Styles (c) Creative Sheet System (d) Cascading Style Sheets
33. 33.🖌️ What colour is behind the letters?
    h2 {
      color: red;
      font-size: 24px;
      text-align: center;
      background-color: yellow;
    } (a) blue (b) red (c) yellow
34. 34.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 10px;
      }
    }
35. 35.🎯 Which CSS selector matches this element?
    <p class="red" id="logo">Hello</p> (a) .box (b) p (c) h1 (d) .logo
36. 36.🖌️ Where does the text sit on its line?
    h2 {
      text-align: left;
      color: purple;
      background-color: blue;
      font-size: 40px;
    } (a) in the middle (b) on the left (c) on the right
37. 37.🌈 Which colour of light is strongest in rgb(46, 156, 16)? (a) red (b) green (c) blue
38. 38.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 340px;
      justify-content: flex-end;
    }
    Inside are 4 boxes, each 80px wide (no margins).
39. 39.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the first one (b) neither (c) the shorter one (d) the later one
40. 40.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 260px;
      justify-content: center;
    }
    Inside are 3 boxes, each 80px wide (no margins).

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