CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 853 · 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 flexbox property picks row or column? (a) gap (b) display: flex (c) align-items (d) flex-direction
2. 2.⚖️ What colour is the text of this element?
   <p class="note" id="intro">Hi</p>
   CSS:
   p { color: green; }
   p { color: yellow; } (a) green (b) purple (c) black (d) yellow
3. 3.🎯 Which element does the selector h2 style? (a) <li> (b) <div class="big"> (c) <h2 class="big"> (d) <span id="hero">
4. 4.True or false: the border is the text or picture. (a) False (b) True
5. 5.🌈 Which colour is rgb(0, 0, 255)? (a) black (b) cyan (c) blue (d) bright green
6. 6.📦 In the box model, which part is space inside the border? (a) border (b) padding (c) margin (d) content
7. 7.What does justify-content: center do? (a) packs boxes at the start (b) puts boxes in the middle (c) equal gaps, none at ends (d) packs boxes at the end
8. 8.True or false: #hero is a class selector. (a) True (b) False
9. 9.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 100px;
     padding: 30px;
     border: 1px solid black;
     margin: 0px;
   }
10. 10.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 260px;
      justify-content: flex-end;
    }
    Inside are 4 boxes, each 50px wide (no margins).
11. 11.✍️ Which property is set to 10px in this rule?
    .note {
      color: red;
      margin: 10px;
      border: 2px solid;
      text-align: center;
    } (a) 10px (b) margin (c) font-weight (d) padding
12. 12.⚖️ Which selector is the strongest? (a) an element selector (b) a class selector (c) an id selector
13. 13.🎨 Which tag holds CSS inside the head? (a) <script> (b) <body> (c) <css> (d) <style>
14. 14.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 270px;
      justify-content: flex-end;
    }
    Inside are 4 boxes, each 60px wide (no margins).
15. 15.✍️ Which sign ends each CSS declaration? (a) ; (b) , (c) : (d) .
16. 16.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the shorter one (b) the first one (c) neither (d) the later one
17. 17.🎯 Which element does the selector div style? (a) <p class="note"> (b) <div class="note"> (c) <span> (d) <h1 id="logo">
18. 18.🖌️ What colour are the letters?
    h1 {
      color: green;
      font-size: 40px;
      background-color: black;
      text-align: center;
    } (a) purple (b) black (c) green
19. 19.🎯 Which CSS selector matches this element?
    <h2 class="red" id="intro">Hello</h2> (a) #main (b) .intro (c) h2 (d) .box
20. 20.🧩 Which language adds space around boxes? (a) CSS (b) JavaScript (c) HTML
21. 21.✍️ In color: blue; which part is the property? (a) color (b) ; (c) blue (d) :
22. 22.Which of these is the content? (a) space inside the border (b) the gap round content (c) a solid or dotted edge (d) the text or picture
23. 23.🔍 Which is the odd one out? (a) rounds box corners (b) gives the page structure (c) makes a link (d) puts a picture on a page
24. 24.🌈 Which colour is #ff0000? (a) black (b) yellow (c) red (d) cyan
25. 25.📱 The screen is 375px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 28px;
      }
    } (a) Yes (b) No
26. 26.🖌️ How big is the text, in px?
    h2 {
      text-align: center;
      color: green;
      font-size: 40px;
      background-color: black;
    }
27. 27.Which of these is the border? (a) space outside the border (b) the gap to other boxes (c) a solid or dotted edge (d) space inside the border
28. 28.📱 The screen is 375px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 30px;
      }
    } (a) Yes (b) No
29. 29.📱 The screen is 820px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 768px) {
      p {
        font-size: 30px;
      }
    } (a) Yes (b) No
30. 30.🖌️ What colour is behind the letters?
    h2 {
      background-color: white;
      text-align: left;
      color: green;
      font-size: 40px;
    } (a) white (b) yellow (c) green
31. 31.🎯 Which sign starts an id selector? (a) & (b) # (c) . (d) @
32. 32.🎨 A CSS file usually ends with which extension? (a) .js (b) .png (c) .html (d) .css
33. 33.🖌️ What colour is behind the letters?
    h2 {
      text-align: right;
      color: purple;
      background-color: blue;
      font-size: 24px;
    } (a) purple (b) white (c) blue
34. 34.🌈 Which colour of light is strongest in rgb(18, 188, 66)? (a) red (b) blue (c) green
35. 35.🖌️ What colour is behind the letters?
    p {
      text-align: right;
      color: black;
      font-size: 32px;
      background-color: white;
    } (a) black (b) yellow (c) white
36. 36.🌈 How many pairs of hex digits are in a colour like #ff8800? (a) 3 (b) 6 (c) 4 (d) 2
37. 37.⚖️ What colour is the text of this element?
    <h1 class="menu" id="top">Hi</h1>
    CSS:
    h1 { color: black; }
    h1 { color: green; } (a) white (b) black (c) blue (d) green
38. 38.🖌️ How big is the text, in px?
    p {
      text-align: right;
      color: white;
      font-size: 16px;
      background-color: black;
    }
39. 39.📱 The screen is 1100px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (max-width: 768px) {
      p {
        font-size: 14px;
      }
    } (a) Yes (b) No
40. 40.📱 Responsive design means a page ___. (a) fits every screen (b) is only for laptops (c) has no pictures (d) never changes

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