CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 189 · 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 property is set to bold in this rule?
   .box {
     font-weight: bold;
     font-style: italic;
   } (a) border (b) bold (c) width (d) font-weight
2. 2.🎯 Which CSS selector matches this element?
   <h2 class="note" id="top">Hello</h2> (a) h2 (b) #intro (c) .top (d) .big
3. 3.🔍 Which is the odd one out? (a) gives the page structure (b) makes headings and lists (c) checks a quiz answer (d) puts a picture on a page
4. 4.True or false: .star is a class selector. (a) False (b) True
5. 5.💪 Which justify-content value packs boxes at the start? (a) flex-end (b) flex-start (c) space-between (d) center
6. 6.🧩 Which language reacts to a button click? (a) CSS (b) JavaScript (c) HTML
7. 7.⚖️ What colour is the text of this element?
   <h1 class="box" id="hero">Hi</h1>
   CSS:
   #hero { color: black; }
   .box { color: purple; } (a) orange (b) black (c) purple (d) yellow
8. 8.📱 The screen is 540px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 20px;
   }
   @media (max-width: 1024px) {
     p {
       font-size: 16px;
     }
   }
9. 9.🌈 Which colour of light is strongest in rgb(185, 33, 117)? (a) red (b) green (c) blue
10. 10.🎨 Which tag holds CSS inside the head? (a) <css> (b) <script> (c) <body> (d) <style>
11. 11.✍️ How many declarations (property: value pairs) are in this rule?
    h2 {
      padding: 8px;
    }
12. 12.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 200px;
      padding: 25px;
      border: 3px solid black;
      margin: 15px;
    }
13. 13.🖌️ Which CSS property makes letters bigger? (a) font-weight (b) font-size (c) color (d) font-family
14. 14.True or false: the border is a solid or dotted edge. (a) False (b) True
15. 15.⚖️ Which selector is the weakest? (a) a class selector (b) an element selector (c) an id selector
16. 16.🧩 Which language changes the text size? (a) HTML (b) JavaScript (c) CSS
17. 17.⚖️ What colour is the text of this element?
    <p class="star" id="hero">Hi</p>
    CSS:
    #hero { color: orange; }
    #hero { color: yellow; } (a) orange (b) blue (c) black (d) yellow
18. 18.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 180px;
      padding: 25px;
      border: 4px solid black;
      margin: 10px;
    }
19. 19.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 260px;
      padding: 5px;
      border: 1px solid black;
      margin: 20px;
    }
20. 20.⚖️ What colour is the text of this element?
    <h2 class="red" id="top">Hi</h2>
    CSS:
    .red { color: black; }
    h2 { color: red; } (a) green (b) black (c) white (d) red
21. 21.🖌️ What colour are the letters?
    p {
      font-size: 12px;
      text-align: right;
      color: yellow;
      background-color: orange;
    } (a) orange (b) yellow (c) blue
22. 22.True or false: body is a class selector. (a) True (b) False
23. 23.🌈 Which colour is rgb(255, 0, 0)? (a) blue (b) white (c) red (d) black
24. 24.True or false: #end is a class selector. (a) False (b) True
25. 25.✍️ How does a CSS comment start? (a) # (b) // (c) /* (d) <!--
26. 26.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 150px;
      justify-content: space-between;
    }
    Inside are 2 boxes, each 40px wide (no margins).
27. 27.True or false: img is an element selector. (a) False (b) True
28. 28.📦 In the box model, which part is a solid or dotted edge? (a) content (b) margin (c) border (d) padding
29. 29.🎯 Which CSS selector matches this element?
    <p class="menu" id="end">Hello</p> (a) .menu (b) .end (c) #menu (d) h1
30. 30.🌈 In #0d0000 the red part is the hex number 0d. What is it as a normal number?
31. 31.🔍 Which is the odd one out? (a) lays out the page (b) rounds box corners (c) puts a picture on a page (d) changes the text size
32. 32.🖌️ What colour is behind the letters?
    p {
      text-align: left;
      color: purple;
      font-size: 24px;
      background-color: blue;
    } (a) purple (b) yellow (c) blue
33. 33.🎯 What kind of selector is #main? (a) a class selector (b) an element selector (c) an id selector
34. 34.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 140px;
      justify-content: space-between;
    }
    Inside are 2 boxes, each 50px wide (no margins).
35. 35.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 290px;
      padding: 5px;
      border: 2px solid black;
      margin: 10px;
    }
36. 36.🌈 Which colour is rgb(255, 0, 255)? (a) magenta (b) yellow (c) red (d) bright green
37. 37.🔍 Which is the odd one out? (a) makes a form box (b) changes the text size (c) puts a picture on a page (d) makes a link
38. 38.✍️ Which property is set to 2px solid in this rule?
    h1 {
      font-weight: bold;
      border: 2px solid;
      font-size: 20px;
    } (a) font-style (b) width (c) border (d) 2px solid
39. 39.📱 Which tag helps phones show a page at the right size? (a) the title tag (b) the viewport meta tag (c) the br tag (d) the hr tag
40. 40.⚖️ What colour is the text of this element?
    <h2 class="menu" id="logo">Hi</h2>
    CSS:
    #logo { color: black; }
    #logo { color: purple; } (a) yellow (b) white (c) black (d) purple

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