CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 848 · 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 justify-content value equal gaps, none at ends? (a) flex-end (b) flex-start (c) center (d) space-between
2. 2.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 210px;
     padding: 10px;
     border: 2px solid black;
     margin: 10px;
   }
3. 3.🧩 Which language changes the text size? (a) JavaScript (b) HTML (c) CSS
4. 4.📱 The screen is 700px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 24px;
   }
   @media (max-width: 480px) {
     p {
       font-size: 18px;
     }
   }
5. 5.📱 The screen is 540px wide. Does the rule inside @media apply?
   p {
     font-size: 20px;
   }
   @media (min-width: 1024px) {
     p {
       font-size: 24px;
     }
   } (a) Yes (b) No
6. 6.✍️ Which property is set to yellow in this rule?
   li {
     text-align: center;
     background-color: yellow;
   } (a) padding (b) background-color (c) yellow (d) margin
7. 7.💪 How much empty space (px) is left after the last box?
   .row {
     display: flex;
     width: 250px;
     justify-content: flex-start;
   }
   Inside are 3 boxes, each 80px wide (no margins).
8. 8.⚖️ What colour is the text of this element?
   <h1 class="menu" id="logo">Hi</h1>
   CSS:
   .menu { color: green; }
   .menu { color: yellow; } (a) green (b) orange (c) yellow (d) red
9. 9.🌈 In #rrggbb, which colour do the last two digits give? (a) green (b) white (c) red (d) blue
10. 10.Which of these does JavaScript do? (a) rounds box corners (b) shows a pop-up message (c) lays out the page (d) makes a form box
11. 11.True or false: padding is the text or picture. (a) False (b) True
12. 12.True or false: HTML makes headings and lists. (a) False (b) True
13. 13.⚖️ What colour is the text of this element?
    <h2 class="star" id="main">Hi</h2>
    CSS:
    h2 { color: white; }
    #main { color: yellow; }
    .star { color: red; } (a) white (b) red (c) black (d) yellow
14. 14.⚖️ What colour is the text of this element?
    <p class="star" id="hero">Hi</p>
    CSS:
    #hero { color: green; }
    p { color: orange; } (a) yellow (b) green (c) blue (d) orange
15. 15.🖌️ What colour is behind the letters?
    h1 {
      font-size: 20px;
      color: yellow;
      background-color: orange;
      text-align: right;
    } (a) yellow (b) orange (c) green
16. 16.📱 max-width: 600px applies when the screen is ___. (a) exactly 1000px (b) 600px or narrower (c) 600px or wider (d) turned off
17. 17.📱 Responsive design means a page ___. (a) never changes (b) is only for laptops (c) fits every screen (d) has no pictures
18. 18.True or false: the content is the line round the box. (a) True (b) False
19. 19.🌈 Which colour is #00ffff? (a) bright green (b) blue (c) black (d) cyan
20. 20.🧩 Which language makes headings and lists? (a) CSS (b) JavaScript (c) HTML
21. 21.✍️ What is the selector in this CSS rule?
    h2 {
      border: 2px solid;
      width: 300px;
    } (a) border (b) h1 (c) 300px (d) h2
22. 22.📱 The screen is 540px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 24px;
      }
    }
23. 23.What does font-weight do? (a) makes letters bigger (b) centres a heading (c) picks the font style (d) makes the text bold
24. 24.What does justify-content: flex-start do? (a) packs boxes at the end (b) packs boxes at the start (c) puts boxes in the middle (d) equal gaps, none at ends
25. 25.🎯 Which element does the selector h1 style? (a) <li class="red"> (b) <h2> (c) <div id="hero"> (d) <h1 class="red">
26. 26.What does font-size do? (a) sets the letter colour (b) makes the text bold (c) makes letters bigger (d) centres a heading
27. 27.🌈 In #210000 the red part is the hex number 21. What is it as a normal number?
28. 28.⚖️ Two rules with the same selector set a colour. Which one wins? (a) neither (b) the first one (c) the shorter one (d) the later one
29. 29.🖌️ What colour is behind the letters?
    h2 {
      background-color: orange;
      color: black;
      font-size: 24px;
      text-align: right;
    } (a) blue (b) orange (c) black
30. 30.💪 Which flexbox property picks row or column? (a) justify-content (b) flex-direction (c) align-items (d) display: flex
31. 31.🌈 In #00009d the blue part is the hex number 9d. What is it as a normal number?
32. 32.🎨 What does CSS stand for? (a) Colourful Site Styles (b) Cascading Style Sheets (c) Creative Sheet System (d) Computer Style Sheets
33. 33.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 190px;
      padding: 5px;
      border: 2px solid black;
      margin: 10px;
    }
34. 34.🖌️ Which CSS property colours behind the text? (a) color (b) background-color (c) font-weight (d) font-size
35. 35.✍️ In color: blue; which part is the property? (a) ; (b) color (c) : (d) blue
36. 36.🔍 Which is the odd one out? (a) changes the page live (b) gives the page structure (c) shows a pop-up message (d) checks a quiz answer
37. 37.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 150px;
      padding: 15px;
      border: 3px solid black;
      margin: 20px;
    }
38. 38.✍️ Which sign ends each CSS declaration? (a) . (b) , (c) : (d) ;
39. 39.⚖️ What colour is the text of this element?
    <h1 class="note" id="end">Hi</h1>
    CSS:
    #end { color: green; }
    #end { color: purple; } (a) yellow (b) blue (c) green (d) purple
40. 40.🖌️ Which CSS property makes letters bigger? (a) font-size (b) text-align (c) background-color (d) font-family

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