CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 423 · 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.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 16px;
   }
   @media (min-width: 600px) {
     p {
       font-size: 24px;
     }
   }
2. 2.🌈 Which colour is #000000? (a) red (b) blue (c) black (d) white
3. 3.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 12px;
   }
   @media (min-width: 768px) {
     p {
       font-size: 16px;
     }
   }
4. 4.🎯 Which CSS selector matches this element?
   <p class="menu" id="hero">Hello</p> (a) .note (b) #top (c) #menu (d) p
5. 5.🎨 Which tag holds CSS inside the head? (a) <style> (b) <script> (c) <body> (d) <css>
6. 6.What does color do? (a) colours behind the text (b) sets the letter colour (c) picks the font style (d) makes letters bigger
7. 7.🖌️ What colour is behind the letters?
   li {
     color: purple;
     text-align: left;
     font-size: 12px;
     background-color: red;
   } (a) purple (b) blue (c) red
8. 8.🎯 What kind of selector is img? (a) an id selector (b) an element selector (c) a class selector
9. 9.✍️ What value is given to color in this rule?
   h2 {
     color: red;
     border: 2px solid;
     width: 300px;
     text-align: center;
   } (a) center (b) color (c) red (d) 20px
10. 10.🌈 Which colour is #ffff00? (a) black (b) bright green (c) red (d) yellow
11. 11.🎯 Which CSS selector matches this element?
    <li class="red" id="intro">Hello</li> (a) li (b) #red (c) #main (d) .box
12. 12.💪 Which justify-content value equal gaps, none at ends? (a) center (b) space-between (c) flex-end (d) flex-start
13. 13.🧩 Which language shows a pop-up message? (a) CSS (b) HTML (c) JavaScript
14. 14.📱 Responsive design means a page ___. (a) fits every screen (b) has no pictures (c) is only for laptops (d) never changes
15. 15.✍️ What value is given to font-weight in this rule?
    .note {
      width: 300px;
      font-weight: bold;
    } (a) font-weight (b) bold (c) 2px solid (d) 300px
16. 16.📱 The screen is 375px wide. Does the rule inside @media apply?
    p {
      font-size: 12px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 10px;
      }
    } (a) No (b) Yes
17. 17.🎯 Which CSS selector matches this element?
    <h2 class="menu" id="logo">Hello</h2> (a) #menu (b) .logo (c) h2 (d) .note
18. 18.Which of these does JavaScript do? (a) reacts to a button click (b) puts a picture on a page (c) makes headings and lists (d) gives the page structure
19. 19.🎨 What does CSS stand for? (a) Colourful Site Styles (b) Cascading Style Sheets (c) Creative Sheet System (d) Computer Style Sheets
20. 20.True or false: CSS adds space around boxes. (a) True (b) False
21. 21.🌈 In #0000bb the blue part is the hex number bb. What is it as a normal number?
22. 22.⚖️ What colour is the text of this element?
    <h2 class="note" id="hero">Hi</h2>
    CSS:
    .note { color: orange; }
    h2 { color: yellow; } (a) green (b) orange (c) red (d) yellow
23. 23.What does font-weight do? (a) colours behind the text (b) makes the text bold (c) picks the font style (d) sets the letter colour
24. 24.🎯 Which CSS selector matches this element?
    <div class="red" id="main">Hello</div> (a) .box (b) div (c) #red (d) .main
25. 25.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 180px;
      justify-content: flex-start;
    }
    Inside are 4 boxes, each 40px wide (no margins).
26. 26.📱 min-width: 800px applies when the screen is ___. (a) 800px or narrower (b) turned off (c) 800px or wider (d) exactly 100px
27. 27.🎨 Which attribute adds CSS inside one tag? (a) src (b) href (c) alt (d) style
28. 28.✍️ What value is given to margin in this rule?
    .note {
      font-weight: bold;
      border: 2px solid;
      padding: 8px;
      margin: 10px;
    } (a) margin (b) 8px (c) 10px (d) bold
29. 29.True or false: HTML sets colours and fonts. (a) True (b) False
30. 30.🎯 Which sign starts an id selector? (a) # (b) & (c) @ (d) .
31. 31.💪 Which justify-content value puts boxes in the middle? (a) flex-end (b) center (c) flex-start (d) space-between
32. 32.True or false: padding is the text or picture. (a) False (b) True
33. 33.🧩 Which language makes a link? (a) JavaScript (b) CSS (c) HTML
34. 34.🌈 Which colour is #00ff00? (a) yellow (b) bright green (c) white (d) red
35. 35.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 140px;
      padding: 20px;
      border: 1px solid black;
      margin: 5px;
    }
36. 36.🌈 Which colour of light is strongest in rgb(69, 82, 156)? (a) red (b) blue (c) green
37. 37.Which of these does CSS do? (a) counts down a timer (b) changes the page live (c) reacts to a button click (d) lays out the page
38. 38.🖌️ Which CSS property picks the font style? (a) text-align (b) font-size (c) font-family (d) background-color
39. 39.🌈 Which colour of light is strongest in rgb(139, 158, 112)? (a) red (b) green (c) blue
40. 40.✍️ What is the selector in this CSS rule?
    li {
      font-style: italic;
      font-weight: bold;
      border: 2px solid;
    } (a) li (b) body (c) bold (d) font-style

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