CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 181 · 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 sign starts a class selector? (a) & (b) @ (c) # (d) .
2. 2.💪 How wide (px) is each gap between two boxes?
   .row {
     display: flex;
     width: 400px;
     justify-content: space-between;
   }
   Inside are 4 boxes, each 40px wide (no margins).
3. 3.True or false: padding is space inside the border. (a) False (b) True
4. 4.🔍 Which is the odd one out? (a) checks a quiz answer (b) makes a link (c) counts down a timer (d) shows a pop-up message
5. 5.✍️ In color: blue; which part is the property? (a) ; (b) : (c) color (d) blue
6. 6.✍️ Which property is set to italic in this rule?
   h1 {
     margin: 10px;
     text-align: center;
     font-style: italic;
   } (a) font-style (b) font-size (c) color (d) italic
7. 7.True or false: body is an element selector. (a) False (b) True
8. 8.📱 Which tag helps phones show a page at the right size? (a) the br tag (b) the hr tag (c) the viewport meta tag (d) the title tag
9. 9.📱 The screen is 1100px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 16px;
   }
   @media (min-width: 600px) {
     p {
       font-size: 22px;
     }
   }
10. 10.🧩 Which language checks a quiz answer? (a) HTML (b) CSS (c) JavaScript
11. 11.True or false: padding is the gap to other boxes. (a) True (b) False
12. 12.📱 The screen is 700px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 14px;
      }
    }
13. 13.✍️ Which property is set to 20px in this rule?
    .box {
      border: 2px solid;
      color: red;
      font-size: 20px;
    } (a) 20px (b) background-color (c) font-size (d) text-align
14. 14.🖌️ Where does the text sit on its line?
    li {
      text-align: center;
      color: green;
      font-size: 40px;
      background-color: purple;
    } (a) in the middle (b) on the right (c) on the left
15. 15.🖌️ Which CSS property sets the letter colour? (a) color (b) background-color (c) font-size (d) font-family
16. 16.🌈 Which colour is #0000ff? (a) black (b) blue (c) bright green (d) cyan
17. 17.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 120px;
      padding: 15px;
      border: 4px solid black;
      margin: 20px;
    }
18. 18.🌈 Which hex code is bright green? (a) #00ff00 (b) #ff0000 (c) #ffff00 (d) #ffffff
19. 19.🌈 In #007c00 the green part is the hex number 7c. What is it as a normal number?
20. 20.Which of these does HTML do? (a) sets colours and fonts (b) reacts to a button click (c) puts a picture on a page (d) changes the page live
21. 21.✍️ Which property is set to italic in this rule?
    .box {
      margin: 10px;
      font-style: italic;
    } (a) color (b) italic (c) font-style (d) font-size
22. 22.✍️ What value is given to text-align in this rule?
    body {
      font-style: italic;
      font-weight: bold;
      text-align: center;
    } (a) text-align (b) yellow (c) center (d) 10px
23. 23.🌈 How many pairs of hex digits are in a colour like #ff8800? (a) 2 (b) 3 (c) 6 (d) 4
24. 24.✍️ Which sign goes between a property and its value? (a) - (b) : (c) = (d) ;
25. 25.🖌️ What colour is behind the letters?
    p {
      color: black;
      text-align: right;
      background-color: blue;
      font-size: 40px;
    } (a) blue (b) white (c) black
26. 26.⚖️ What colour is the text of this element?
    <h1 class="big" id="logo">Hi</h1>
    CSS:
    h1 { color: green; }
    #logo { color: yellow; } (a) green (b) yellow (c) purple (d) black
27. 27.🎯 What kind of selector is #logo? (a) an id selector (b) a class selector (c) an element selector
28. 28.🎯 What kind of selector is #main? (a) a class selector (b) an id selector (c) an element selector
29. 29.📱 The screen is 540px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (min-width: 768px) {
      p {
        font-size: 26px;
      }
    } (a) No (b) Yes
30. 30.Which of these does JavaScript do? (a) sets colours and fonts (b) adds space around boxes (c) checks a quiz answer (d) makes a form box
31. 31.🎯 Which element does the selector .red style? (a) <h2 id="red"> (b) <h2 class="red"> (c) <h2 class="box"> (d) <li class="star">
32. 32.What does font-weight do? (a) centres a heading (b) makes the text bold (c) sets the letter colour (d) picks the font style
33. 33.🧩 Which language makes headings and lists? (a) JavaScript (b) CSS (c) HTML
34. 34.🔍 Which is the odd one out? (a) makes headings and lists (b) puts a picture on a page (c) makes a form box (d) lays out the page
35. 35.⚖️ What colour is the text of this element?
    <h2 class="menu" id="hero">Hi</h2>
    CSS:
    h2 { color: red; }
    h2 { color: white; } (a) red (b) white (c) black (d) orange
36. 36.🎯 Can many elements share the same class? (a) Yes (b) No
37. 37.🧩 Which language reacts to a button click? (a) JavaScript (b) HTML (c) CSS
38. 38.🎯 Which sign starts an id selector? (a) & (b) @ (c) # (d) .
39. 39.✍️ How does a CSS comment start? (a) <!-- (b) // (c) /* (d) #
40. 40.🌈 In #a10000 the red part is the hex number a1. What is it as a normal number?

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