CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 83 · 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.⚖️ What colour is the text of this element?
   <h1 class="big" id="logo">Hi</h1>
   CSS:
   .big { color: black; }
   .big { color: green; } (a) blue (b) purple (c) black (d) green
2. 2.📱 The screen is 1100px wide. Does the rule inside @media apply?
   p {
     font-size: 12px;
   }
   @media (max-width: 600px) {
     p {
       font-size: 6px;
     }
   } (a) Yes (b) No
3. 3.🎯 Can many elements share the same class? (a) Yes (b) No
4. 4.📱 Which tag helps phones show a page at the right size? (a) the br tag (b) the viewport meta tag (c) the title tag (d) the hr tag
5. 5.True or false: CSS sets colours and fonts. (a) True (b) False
6. 6.📱 The screen is 700px wide. Does the rule inside @media apply?
   p {
     font-size: 16px;
   }
   @media (max-width: 768px) {
     p {
       font-size: 12px;
     }
   } (a) Yes (b) No
7. 7.📱 The screen is 375px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 16px;
   }
   @media (max-width: 600px) {
     p {
       font-size: 12px;
     }
   }
8. 8.✍️ Which property is set to center in this rule?
   p {
     margin: 10px;
     text-align: center;
   } (a) background-color (b) center (c) text-align (d) margin
9. 9.True or false: JavaScript counts down a timer. (a) True (b) False
10. 10.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 220px;
      padding: 20px;
      border: 4px solid black;
      margin: 5px;
    }
11. 11.What does background-color do? (a) centres a heading (b) picks the font style (c) makes the text bold (d) colours behind the text
12. 12.✍️ What is the selector in this CSS rule?
    li {
      border: 2px solid;
      padding: 8px;
    } (a) border (b) 8px (c) body (d) li
13. 13.📱 The screen is 1366px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 32px;
      }
    } (a) No (b) Yes
14. 14.📱 min-width: 800px applies when the screen is ___. (a) 800px or narrower (b) turned off (c) exactly 100px (d) 800px or wider
15. 15.📱 The screen is 540px wide. Does the rule inside @media apply?
    p {
      font-size: 16px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 20px;
      }
    } (a) Yes (b) No
16. 16.🎨 Which attribute adds CSS inside one tag? (a) src (b) alt (c) style (d) href
17. 17.🧩 Which language changes the text size? (a) JavaScript (b) HTML (c) CSS
18. 18.⚖️ Which selector is the strongest? (a) an id selector (b) an element selector (c) a class selector
19. 19.True or false: JavaScript makes headings and lists. (a) True (b) False
20. 20.🌈 How many pairs of hex digits are in a colour like #ff8800? (a) 2 (b) 4 (c) 6 (d) 3
21. 21.🎯 What kind of selector is .big? (a) a class selector (b) an element selector (c) an id selector
22. 22.🎯 Which sign starts a class selector? (a) # (b) & (c) . (d) @
23. 23.📦 In the box model, which part is space inside the border? (a) margin (b) border (c) content (d) padding
24. 24.✍️ How many declarations (property: value pairs) are in this rule?
    body {
      margin: 10px;
      padding: 8px;
    }
25. 25.✍️ In color: blue; which part is the property? (a) ; (b) : (c) color (d) blue
26. 26.🎨 Which tag holds CSS inside the head? (a) <css> (b) <script> (c) <style> (d) <body>
27. 27.What does color do? (a) makes letters bigger (b) picks the font style (c) makes the text bold (d) sets the letter colour
28. 28.True or false: JavaScript puts a picture on a page. (a) True (b) False
29. 29.⚖️ What colour is the text of this element?
    <h1 class="big" id="hero">Hi</h1>
    CSS:
    #hero { color: green; }
    #hero { color: white; } (a) yellow (b) black (c) white (d) green
30. 30.📱 The screen is 375px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 10px;
      }
    }
31. 31.🌈 Which colour of light is strongest in rgb(128, 221, 121)? (a) green (b) red (c) blue
32. 32.🌈 Which hex code is magenta? (a) #00ff00 (b) #ff00ff (c) #00ffff (d) #ff0000
33. 33.🎯 Which element does the selector #intro style? (a) <h1 id="intro"> (b) <h1 id="main"> (c) <h1 class="intro"> (d) <h2 class="box">
34. 34.💪 Which justify-content value equal gaps, none at ends? (a) space-between (b) flex-end (c) center (d) flex-start
35. 35.🎯 Which CSS selector matches this element?
    <li class="star" id="logo">Hello</li> (a) #end (b) div (c) .menu (d) .star
36. 36.🖌️ Where does the text sit on its line?
    h1 {
      text-align: right;
      color: white;
      background-color: black;
      font-size: 40px;
    } (a) on the left (b) in the middle (c) on the right
37. 37.✍️ Which property is set to italic in this rule?
    h1 {
      text-align: center;
      padding: 8px;
      font-style: italic;
    } (a) italic (b) color (c) font-size (d) font-style
38. 38.🌈 Which colour of light is strongest in rgb(179, 105, 75)? (a) blue (b) green (c) red
39. 39.📱 The screen is 700px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 28px;
      }
    }
40. 40.💪 Which flexbox property lines boxes up across? (a) display: flex (b) gap (c) flex-direction (d) align-items

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