CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 657 · 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.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the later one (b) neither (c) the first one (d) the shorter one
2. 2.💪 Which flexbox property picks row or column? (a) gap (b) justify-content (c) flex-direction (d) align-items
3. 3.True or false: #main is an id selector. (a) False (b) True
4. 4.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 260px;
     justify-content: flex-end;
   }
   Inside are 3 boxes, each 60px wide (no margins).
5. 5.📱 The screen is 1100px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 20px;
   }
   @media (min-width: 480px) {
     p {
       font-size: 24px;
     }
   }
6. 6.✍️ How many declarations (property: value pairs) are in this rule?
   h1 {
     text-align: center;
     color: red;
   }
7. 7.📱 The screen is 375px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 24px;
   }
   @media (max-width: 480px) {
     p {
       font-size: 22px;
     }
   }
8. 8.🔍 Which is the odd one out? (a) sets colours and fonts (b) counts down a timer (c) changes the text size (d) rounds box corners
9. 9.🌈 In #rrggbb, which colour do the first two digits give? (a) red (b) green (c) blue (d) black
10. 10.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (min-width: 768px) {
      p {
        font-size: 14px;
      }
    }
11. 11.🎨 Which tag connects an outside CSS file? (a) <img> (b) <a> (c) <css> (d) <link>
12. 12.True or false: margin is the gap round content. (a) False (b) True
13. 13.🌈 Which colour is #000000? (a) magenta (b) red (c) black (d) bright green
14. 14.✍️ How many declarations (property: value pairs) are in this rule?
    p {
      padding: 8px;
    }
15. 15.🔍 Which is the odd one out? (a) sets colours and fonts (b) puts a picture on a page (c) makes a form box (d) makes headings and lists
16. 16.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 160px;
      padding: 15px;
      border: 5px solid black;
      margin: 0px;
    }
17. 17.✍️ What is the selector in this CSS rule?
    h1 {
      padding: 8px;
      font-size: 20px;
    } (a) 20px (b) padding (c) h1 (d) p
18. 18.🎯 Which sign starts an id selector? (a) @ (b) & (c) . (d) #
19. 19.🖌️ What colour are the letters?
    h1 {
      color: orange;
      text-align: right;
      font-size: 20px;
      background-color: white;
    } (a) orange (b) white (c) red
20. 20.🖌️ What colour are the letters?
    h1 {
      background-color: red;
      font-size: 40px;
      text-align: left;
      color: orange;
    } (a) green (b) red (c) orange
21. 21.What does font-size do? (a) makes the text bold (b) sets the letter colour (c) makes letters bigger (d) picks the font style
22. 22.🌈 Which colour of light is strongest in rgb(158, 3, 102)? (a) blue (b) red (c) green
23. 23.📦 In the box model, which part is space inside the border? (a) content (b) border (c) padding (d) margin
24. 24.🎨 One CSS file can style how many pages? (a) only one image (b) no pages (c) many pages (d) only one word
25. 25.✍️ How many declarations (property: value pairs) are in this rule?
    p {
      background-color: yellow;
      font-style: italic;
    }
26. 26.⚖️ What colour is the text of this element?
    <p class="big" id="logo">Hi</p>
    CSS:
    p { color: blue; }
    #logo { color: red; }
    .big { color: green; } (a) red (b) purple (c) blue (d) green
27. 27.True or false: #main is a class selector. (a) True (b) False
28. 28.🎯 Which element does the selector .menu style? (a) <h2 class="menu"> (b) <li class="big"> (c) <h2 id="menu"> (d) <h2 class="note">
29. 29.🧩 Which language sets colours and fonts? (a) JavaScript (b) CSS (c) HTML
30. 30.🖌️ What colour are the letters?
    h2 {
      color: purple;
      background-color: orange;
      text-align: left;
      font-size: 12px;
    } (a) blue (b) orange (c) purple
31. 31.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 130px;
      justify-content: flex-start;
    }
    Inside are 2 boxes, each 40px wide (no margins).
32. 32.🌈 In #rrggbb, which colour do the last two digits give? (a) white (b) green (c) blue (d) red
33. 33.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 90px;
      padding: 25px;
      border: 3px solid black;
      margin: 15px;
    }
34. 34.True or false: the border is the gap to other boxes. (a) True (b) False
35. 35.📱 Which tag helps phones show a page at the right size? (a) the title tag (b) the br tag (c) the viewport meta tag (d) the hr tag
36. 36.✍️ What value is given to border in this rule?
    #top {
      border: 2px solid;
      font-weight: bold;
    } (a) 2px solid (b) 300px (c) border (d) italic
37. 37.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 460px;
      justify-content: flex-start;
    }
    Inside are 4 boxes, each 100px wide (no margins).
38. 38.🌈 Which colour is rgb(0, 255, 0)? (a) black (b) yellow (c) red (d) bright green
39. 39.🎯 What kind of selector is #logo? (a) a class selector (b) an id selector (c) an element selector
40. 40.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 320px;
      justify-content: flex-start;
    }
    Inside are 4 boxes, each 60px wide (no margins).

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