CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 92 · 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 attribute adds CSS inside one tag? (a) style (b) href (c) alt (d) src
2. 2.🔍 Which is the odd one out? (a) adds space around boxes (b) makes headings and lists (c) gives the page structure (d) puts a picture on a page
3. 3.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 320px;
     justify-content: center;
   }
   Inside are 2 boxes, each 100px wide (no margins).
4. 4.🖌️ What colour are the letters?
   li {
     color: white;
     background-color: blue;
     text-align: center;
     font-size: 12px;
   } (a) blue (b) white (c) red
5. 5.🎯 Which CSS selector matches this element?
   <li class="red" id="intro">Hello</li> (a) .intro (b) #red (c) li (d) div
6. 6.🔍 Which is the odd one out? (a) reacts to a button click (b) shows a pop-up message (c) rounds box corners (d) changes the page live
7. 7.✍️ What value is given to padding in this rule?
   h1 {
     color: red;
     font-size: 20px;
     font-weight: bold;
     padding: 8px;
   } (a) padding (b) 8px (c) 2px solid (d) bold
8. 8.🌈 Which hex code is black? (a) #000000 (b) #0000ff (c) #ff0000 (d) #00ffff
9. 9.🎯 Which CSS selector matches this element?
   <span class="star" id="hero">Hello</span> (a) .menu (b) .hero (c) #star (d) span
10. 10.What does background-color do? (a) makes the text bold (b) centres a heading (c) picks the font style (d) colours behind the text
11. 11.What does justify-content: center do? (a) packs boxes at the end (b) puts boxes in the middle (c) equal gaps, none at ends (d) packs boxes at the start
12. 12.True or false: HTML sets colours and fonts. (a) False (b) True
13. 13.True or false: #top is an id selector. (a) True (b) False
14. 14.📦 In the box model, which part is the text or picture? (a) border (b) margin (c) content (d) padding
15. 15.📱 The screen is 320px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 20px;
      }
    } (a) No (b) Yes
16. 16.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 26px;
      }
    }
17. 17.🌈 What is the biggest number one colour can have in rgb()? (a) 1000 (b) 100 (c) 255 (d) 99
18. 18.✍️ What value is given to width in this rule?
    .note {
      border: 2px solid;
      width: 300px;
      color: red;
      padding: 8px;
    } (a) 300px (b) red (c) italic (d) width
19. 19.⚖️ What colour is the text of this element?
    <p class="box" id="main">Hi</p>
    CSS:
    p { color: red; }
    #main { color: yellow; }
    .box { color: purple; } (a) purple (b) blue (c) red (d) yellow
20. 20.📦 In the box model, which part is space outside the border? (a) padding (b) border (c) content (d) margin
21. 21.📱 Responsive design means a page ___. (a) fits every screen (b) is only for laptops (c) has no pictures (d) never changes
22. 22.🖌️ Where does the text sit on its line?
    h2 {
      font-size: 40px;
      color: orange;
      text-align: center;
      background-color: blue;
    } (a) on the left (b) in the middle (c) on the right
23. 23.📱 max-width: 600px applies when the screen is ___. (a) turned off (b) 600px or narrower (c) 600px or wider (d) exactly 1000px
24. 24.🎯 Which element does the selector .star style? (a) <div id="star"> (b) <div class="star"> (c) <div class="menu"> (d) <span class="note">
25. 25.Which of these does HTML do? (a) changes the page live (b) puts a picture on a page (c) shows a pop-up message (d) lays out the page
26. 26.🎯 Which element does the selector #top style? (a) <h1 id="top"> (b) <h2 class="menu"> (c) <h1 id="intro"> (d) <h1 class="top">
27. 27.🔍 Which is the odd one out? (a) reacts to a button click (b) lays out the page (c) counts down a timer (d) checks a quiz answer
28. 28.🖌️ What colour are the letters?
    li {
      background-color: yellow;
      color: purple;
      text-align: right;
      font-size: 32px;
    } (a) blue (b) purple (c) yellow
29. 29.✍️ CSS declarations go inside which brackets? (a) { } (b) ( ) (c) < > (d) [ ]
30. 30.🖌️ What colour is behind the letters?
    p {
      background-color: purple;
      color: green;
      text-align: center;
      font-size: 16px;
    } (a) purple (b) green (c) black
31. 31.🖌️ What colour are the letters?
    h1 {
      background-color: red;
      font-size: 24px;
      color: yellow;
      text-align: center;
    } (a) red (b) yellow (c) green
32. 32.🖌️ Which CSS property sets the letter colour? (a) color (b) font-family (c) text-align (d) font-weight
33. 33.🖌️ How big is the text, in px?
    li {
      text-align: center;
      font-size: 16px;
      color: blue;
      background-color: green;
    }
34. 34.Which of these is padding? (a) the gap round content (b) the text or picture (c) space outside the border (d) the gap to other boxes
35. 35.📱 The screen is 320px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (max-width: 1024px) {
      p {
        font-size: 18px;
      }
    } (a) No (b) Yes
36. 36.⚖️ What colour is the text of this element?
    <p class="box" id="logo">Hi</p>
    CSS:
    .box { color: purple; }
    p { color: red; } (a) yellow (b) red (c) blue (d) purple
37. 37.⚖️ What colour is the text of this element?
    <h1 class="star" id="logo">Hi</h1>
    CSS:
    #logo { color: yellow; }
    h1 { color: red; }
    .star { color: purple; } (a) red (b) yellow (c) white (d) purple
38. 38.⚖️ What colour is the text of this element?
    <h2 class="menu" id="top">Hi</h2>
    CSS:
    .menu { color: blue; }
    .menu { color: black; } (a) red (b) orange (c) black (d) blue
39. 39.🎯 Which CSS selector matches this element?
    <li class="star" id="main">Hello</li> (a) div (b) #logo (c) #main (d) #star
40. 40.✍️ What is the selector in this CSS rule?
    li {
      border: 2px solid;
      margin: 10px;
      padding: 8px;
      font-size: 20px;
    } (a) body (b) li (c) border (d) 10px

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