CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 106 · 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.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 16px;
   }
   @media (min-width: 1024px) {
     p {
       font-size: 20px;
     }
   }
2. 2.What does justify-content: flex-end do? (a) packs boxes at the start (b) equal gaps, none at ends (c) puts boxes in the middle (d) packs boxes at the end
3. 3.🖌️ Which CSS property colours behind the text? (a) text-align (b) color (c) font-size (d) background-color
4. 4.🖌️ How big is the text, in px?
   h2 {
     font-size: 24px;
     text-align: right;
     color: yellow;
     background-color: blue;
   }
5. 5.🎯 Which CSS selector matches this element?
   <p class="big" id="main">Hello</p> (a) .red (b) #logo (c) #big (d) #main
6. 6.✍️ What is the selector in this CSS rule?
   .box {
     padding: 8px;
     text-align: center;
     color: red;
     font-weight: bold;
   } (a) center (b) padding (c) .box (d) h2
7. 7.🌈 In #e70000 the red part is the hex number e7. What is it as a normal number?
8. 8.🎯 Which element does the selector .red style? (a) <div class="red"> (b) <div id="red"> (c) <span class="star"> (d) <div class="box">
9. 9.📱 The screen is 1100px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 12px;
   }
   @media (min-width: 1024px) {
     p {
       font-size: 18px;
     }
   }
10. 10.⚖️ What colour is the text of this element?
    <p class="red" id="logo">Hi</p>
    CSS:
    #logo { color: orange; }
    #logo { color: red; } (a) orange (b) yellow (c) blue (d) red
11. 11.⚖️ Which selector is the weakest? (a) a class selector (b) an element selector (c) an id selector
12. 12.✍️ What value is given to color in this rule?
    body {
      font-style: italic;
      color: red;
      width: 300px;
      border: 2px solid;
    } (a) 20px (b) red (c) color (d) center
13. 13.🌈 Which hex code is blue? (a) #ff00ff (b) #000000 (c) #0000ff (d) #00ff00
14. 14.True or false: margin is space outside the border. (a) True (b) False
15. 15.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 180px;
      justify-content: flex-end;
    }
    Inside are 2 boxes, each 80px wide (no margins).
16. 16.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 340px;
      justify-content: space-between;
    }
    Inside are 3 boxes, each 60px wide (no margins).
17. 17.✍️ Which property is set to 2px solid in this rule?
    .note {
      border: 2px solid;
      font-weight: bold;
    } (a) width (b) 2px solid (c) border (d) font-style
18. 18.💪 Which flexbox property lines boxes up across? (a) display: flex (b) align-items (c) justify-content (d) flex-direction
19. 19.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 100px;
      justify-content: space-between;
    }
    Inside are 2 boxes, each 40px wide (no margins).
20. 20.What does font-size do? (a) centres a heading (b) makes letters bigger (c) makes the text bold (d) picks the font style
21. 21.🎯 Which CSS selector matches this element?
    <h1 class="star" id="intro">Hello</h1> (a) #main (b) .intro (c) .menu (d) .star
22. 22.✍️ Which sign ends each CSS declaration? (a) : (b) , (c) . (d) ;
23. 23.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 10px;
      }
    }
24. 24.Which of these does CSS do? (a) changes the page live (b) makes a form box (c) gives the page structure (d) lays out the page
25. 25.🧩 Which language changes the page live? (a) HTML (b) JavaScript (c) CSS
26. 26.What does justify-content: center do? (a) puts boxes in the middle (b) equal gaps, none at ends (c) packs boxes at the start (d) packs boxes at the end
27. 27.🎯 Which element does the selector .menu style? (a) <li id="menu"> (b) <div class="big"> (c) <li class="menu"> (d) <li class="note">
28. 28.✍️ What value is given to font-style in this rule?
    .box {
      font-style: italic;
      color: red;
    } (a) italic (b) font-style (c) red (d) 20px
29. 29.✍️ How many declarations (property: value pairs) are in this rule?
    p {
      font-size: 20px;
      text-align: center;
      width: 300px;
    }
30. 30.🎨 Which attribute adds CSS inside one tag? (a) style (b) src (c) href (d) alt
31. 31.Which of these does CSS do? (a) adds space around boxes (b) reacts to a button click (c) makes a link (d) puts a picture on a page
32. 32.✍️ How many declarations (property: value pairs) are in this rule?
    li {
      border: 2px solid;
    }
33. 33.🎯 How many elements on a page should have the same id? (a) 5 (b) any number (c) 1 (d) 2
34. 34.✍️ Which property is set to 300px in this rule?
    li {
      color: red;
      width: 300px;
    } (a) font-style (b) 300px (c) color (d) width
35. 35.🧩 Which language adds space around boxes? (a) CSS (b) HTML (c) JavaScript
36. 36.True or false: padding is space inside the border. (a) True (b) False
37. 37.🖌️ Where does the text sit on its line?
    li {
      color: green;
      text-align: right;
      font-size: 12px;
      background-color: orange;
    } (a) in the middle (b) on the right (c) on the left
38. 38.✍️ Which property is set to center in this rule?
    h2 {
      font-size: 20px;
      margin: 10px;
      text-align: center;
      border: 2px solid;
    } (a) center (b) margin (c) background-color (d) text-align
39. 39.✍️ Which property is set to 10px in this rule?
    h1 {
      width: 300px;
      margin: 10px;
      font-weight: bold;
      font-size: 20px;
    } (a) font-weight (b) margin (c) 10px (d) padding
40. 40.🌈 Which colour is rgb(255, 0, 0)? (a) bright green (b) blue (c) black (d) red

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