CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 197 · 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.True or false: HTML makes headings and lists. (a) True (b) False
2. 2.Which of these does CSS do? (a) adds space around boxes (b) shows a pop-up message (c) gives the page structure (d) puts a picture on a page
3. 3.Which of these is margin? (a) space outside the border (b) a solid or dotted edge (c) space inside the border (d) the gap round content
4. 4.🖌️ Which CSS property sets the letter colour? (a) color (b) font-size (c) text-align (d) font-family
5. 5.🧩 Which language makes a form box? (a) CSS (b) JavaScript (c) HTML
6. 6.True or false: CSS gives the page structure. (a) False (b) True
7. 7.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 16px;
   }
   @media (min-width: 1024px) {
     p {
       font-size: 20px;
     }
   }
8. 8.📦 How much space top to bottom (px) does this box take in all, margin included?
   .box {
     height: 90px;
     padding: 10px;
     border: 3px solid black;
     margin: 20px;
   }
9. 9.What does justify-content: flex-end do? (a) equal gaps, none at ends (b) packs boxes at the start (c) packs boxes at the end (d) puts boxes in the middle
10. 10.💪 Which justify-content value packs boxes at the start? (a) center (b) flex-start (c) space-between (d) flex-end
11. 11.✍️ What value is given to margin in this rule?
    .box {
      font-weight: bold;
      margin: 10px;
    } (a) bold (b) 10px (c) margin (d) 8px
12. 12.🎯 Which CSS selector matches this element?
    <div class="box" id="intro">Hello</div> (a) .intro (b) .star (c) #intro (d) span
13. 13.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 14px;
      }
    }
14. 14.🖌️ Which CSS property colours behind the text? (a) font-size (b) background-color (c) font-weight (d) color
15. 15.Which of these does JavaScript do? (a) makes headings and lists (b) lays out the page (c) gives the page structure (d) reacts to a button click
16. 16.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (min-width: 768px) {
      p {
        font-size: 26px;
      }
    }
17. 17.What does background-color do? (a) makes the text bold (b) makes letters bigger (c) sets the letter colour (d) colours behind the text
18. 18.True or false: margin is space inside the border. (a) False (b) True
19. 19.🎯 Which CSS selector matches this element?
    <li class="star" id="end">Hello</li> (a) #star (b) .end (c) #end (d) div
20. 20.✍️ CSS declarations go inside which brackets? (a) ( ) (b) < > (c) { } (d) [ ]
21. 21.⚖️ What colour is the text of this element?
    <h2 class="red" id="main">Hi</h2>
    CSS:
    .red { color: green; }
    #main { color: yellow; } (a) green (b) yellow (c) orange (d) purple
22. 22.What does color do? (a) sets the letter colour (b) colours behind the text (c) centres a heading (d) makes letters bigger
23. 23.✍️ What value is given to font-size in this rule?
    #top {
      font-size: 20px;
      background-color: yellow;
    } (a) font-size (b) 20px (c) yellow (d) center
24. 24.⚖️ Which selector is the strongest? (a) an element selector (b) a class selector (c) an id selector
25. 25.🎯 Which element does the selector .menu style? (a) <li class="note"> (b) <li class="menu"> (c) <div class="big"> (d) <li id="menu">
26. 26.🖌️ What colour are the letters?
    h1 {
      background-color: blue;
      text-align: left;
      color: red;
      font-size: 16px;
    } (a) red (b) blue (c) black
27. 27.🖌️ What colour is behind the letters?
    h2 {
      font-size: 36px;
      background-color: blue;
      color: green;
      text-align: center;
    } (a) orange (b) blue (c) green
28. 28.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 120px;
      justify-content: flex-end;
    }
    Inside are 2 boxes, each 50px wide (no margins).
29. 29.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 170px;
      padding: 5px;
      border: 3px solid black;
      margin: 5px;
    }
30. 30.🎯 What kind of selector is li? (a) an element selector (b) a class selector (c) an id selector
31. 31.🌈 In #0000a3 the blue part is the hex number a3. What is it as a normal number?
32. 32.🌈 Which hex code is red? (a) #00ffff (b) #000000 (c) #0000ff (d) #ff0000
33. 33.🎯 Which CSS selector matches this element?
    <div class="note" id="intro">Hello</div> (a) #note (b) span (c) #intro (d) .big
34. 34.🧩 Which language gives the page structure? (a) JavaScript (b) CSS (c) HTML
35. 35.🎯 Which sign starts an id selector? (a) . (b) @ (c) & (d) #
36. 36.📦 In the box model, which part is the line round the box? (a) border (b) margin (c) content (d) padding
37. 37.⚖️ What colour is the text of this element?
    <h1 class="box" id="top">Hi</h1>
    CSS:
    h1 { color: black; }
    .box { color: yellow; } (a) yellow (b) black (c) blue (d) green
38. 38.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 270px;
      justify-content: flex-end;
    }
    Inside are 4 boxes, each 50px wide (no margins).
39. 39.📱 Which tag helps phones show a page at the right size? (a) the hr tag (b) the title tag (c) the viewport meta tag (d) the br tag
40. 40.True or false: JavaScript lays out the page. (a) False (b) True

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