CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 468 · 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 colour is #ffffff? (a) yellow (b) magenta (c) red (d) white
2. 2.🧩 Which language lays out the page? (a) HTML (b) JavaScript (c) CSS
3. 3.🎨 A CSS file usually ends with which extension? (a) .js (b) .png (c) .html (d) .css
4. 4.✍️ Which sign ends each CSS declaration? (a) . (b) ; (c) , (d) :
5. 5.🖌️ Where does the text sit on its line?
   h1 {
     text-align: center;
     background-color: orange;
     font-size: 40px;
     color: blue;
   } (a) on the left (b) on the right (c) in the middle
6. 6.✍️ Which sign goes between a property and its value? (a) : (b) ; (c) - (d) =
7. 7.📱 The screen is 700px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 24px;
   }
   @media (max-width: 768px) {
     p {
       font-size: 22px;
     }
   }
8. 8.🎯 Which element does the selector .big style? (a) <h2 id="big"> (b) <li class="box"> (c) <h2 class="red"> (d) <h2 class="big">
9. 9.🎯 What kind of selector is li? (a) an element selector (b) an id selector (c) a class selector
10. 10.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 180px;
      padding: 20px;
      border: 2px solid black;
      margin: 0px;
    }
11. 11.🎯 Which CSS selector matches this element?
    <span class="big" id="main">Hello</span> (a) .red (b) .main (c) span (d) p
12. 12.📱 The screen is 540px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 768px) {
      p {
        font-size: 26px;
      }
    } (a) Yes (b) No
13. 13.🎯 Which CSS selector matches this element?
    <h1 class="note" id="main">Hello</h1> (a) .big (b) #note (c) #logo (d) .note
14. 14.📱 The screen is 375px wide. Does the rule inside @media apply?
    p {
      font-size: 12px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 10px;
      }
    } (a) No (b) Yes
15. 15.📱 The screen is 540px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 14px;
      }
    }
16. 16.🌈 Which colour is rgb(255, 0, 255)? (a) cyan (b) white (c) magenta (d) black
17. 17.📱 min-width: 800px applies when the screen is ___. (a) 800px or narrower (b) exactly 100px (c) 800px or wider (d) turned off
18. 18.🎯 Which CSS selector matches this element?
    <div class="red" id="top">Hello</div> (a) div (b) .top (c) #red (d) span
19. 19.True or false: JavaScript changes the text size. (a) True (b) False
20. 20.True or false: padding is space inside the border. (a) True (b) False
21. 21.🎯 Which CSS selector matches this element?
    <div class="box" id="intro">Hello</div> (a) span (b) .box (c) .intro (d) .star
22. 22.True or false: #top is an id selector. (a) False (b) True
23. 23.⚖️ What colour is the text of this element?
    <h2 class="big" id="logo">Hi</h2>
    CSS:
    h2 { color: orange; }
    h2 { color: white; } (a) white (b) orange (c) green (d) purple
24. 24.🎯 Which sign starts an id selector? (a) . (b) # (c) @ (d) &
25. 25.🖌️ How big is the text, in px?
    li {
      font-size: 24px;
      text-align: center;
      color: green;
      background-color: yellow;
    }
26. 26.⚖️ What colour is the text of this element?
    <h2 class="red" id="hero">Hi</h2>
    CSS:
    .red { color: purple; }
    #hero { color: yellow; }
    h2 { color: blue; } (a) purple (b) orange (c) blue (d) yellow
27. 27.📱 The screen is 375px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 10px;
      }
    }
28. 28.🖌️ Which CSS property colours behind the text? (a) font-weight (b) font-family (c) color (d) background-color
29. 29.🖌️ What colour are the letters?
    li {
      text-align: right;
      color: purple;
      background-color: red;
      font-size: 40px;
    } (a) red (b) green (c) purple
30. 30.📱 What does a media query check? (a) the battery level (b) the time of day (c) the screen width (d) the page title
31. 31.💪 Which flexbox property sets space between boxes? (a) gap (b) flex-direction (c) align-items (d) display: flex
32. 32.🎯 Which CSS selector matches this element?
    <div class="menu" id="top">Hello</div> (a) div (b) .note (c) #menu (d) .top
33. 33.🖌️ Where does the text sit on its line?
    h1 {
      background-color: green;
      font-size: 32px;
      color: yellow;
      text-align: left;
    } (a) in the middle (b) on the right (c) on the left
34. 34.⚖️ What colour is the text of this element?
    <p class="star" id="logo">Hi</p>
    CSS:
    #logo { color: yellow; }
    .star { color: white; }
    p { color: purple; } (a) yellow (b) white (c) purple (d) orange
35. 35.✍️ What is the selector in this CSS rule?
    .note {
      width: 300px;
      margin: 10px;
      color: red;
      background-color: yellow;
    } (a) 10px (b) #top (c) width (d) .note
36. 36.✍️ What is the selector in this CSS rule?
    h2 {
      border: 2px solid;
      font-weight: bold;
    } (a) bold (b) h1 (c) border (d) h2
37. 37.True or false: body is an element selector. (a) False (b) True
38. 38.⚖️ What colour is the text of this element?
    <p class="star" id="end">Hi</p>
    CSS:
    #end { color: green; }
    .star { color: red; } (a) red (b) black (c) orange (d) green
39. 39.✍️ What value is given to background-color in this rule?
    h1 {
      background-color: yellow;
      font-style: italic;
    } (a) 8px (b) 10px (c) yellow (d) background-color
40. 40.🔍 Which is the odd one out? (a) shows a pop-up message (b) reacts to a button click (c) checks a quiz answer (d) adds space around boxes

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