CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 946 · 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 hex code is cyan? (a) #ffffff (b) #00ffff (c) #ffff00 (d) #ff00ff
2. 2.✍️ CSS declarations go inside which brackets? (a) ( ) (b) [ ] (c) { } (d) < >
3. 3.🌈 Hex digits go 0 to 9, then A to which letter? (a) J (b) G (c) F (d) Z
4. 4.Which of these does CSS do? (a) shows a pop-up message (b) counts down a timer (c) gives the page structure (d) rounds box corners
5. 5.🎯 Which CSS selector matches this element?
   <li class="note" id="main">Hello</li> (a) .big (b) .note (c) .main (d) #note
6. 6.🌈 Which hex code is black? (a) #00ff00 (b) #ffffff (c) #ffff00 (d) #000000
7. 7.🌈 Which hex code is bright green? (a) #00ff00 (b) #0000ff (c) #ff0000 (d) #000000
8. 8.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 16px;
   }
   @media (min-width: 768px) {
     p {
       font-size: 24px;
     }
   }
9. 9.🌈 In #006200 the green part is the hex number 62. What is it as a normal number?
10. 10.🖌️ How big is the text, in px?
    h2 {
      font-size: 24px;
      background-color: red;
      text-align: right;
      color: blue;
    }
11. 11.True or false: .note is a class selector. (a) False (b) True
12. 12.What does background-color do? (a) makes letters bigger (b) centres a heading (c) sets the letter colour (d) colours behind the text
13. 13.📱 min-width: 800px applies when the screen is ___. (a) exactly 100px (b) 800px or narrower (c) turned off (d) 800px or wider
14. 14.📦 In the box model, which part is space inside the border? (a) content (b) margin (c) border (d) padding
15. 15.✍️ What value is given to font-size in this rule?
    h1 {
      font-size: 20px;
      color: red;
    } (a) center (b) yellow (c) 20px (d) font-size
16. 16.🧩 Which language changes the page live? (a) CSS (b) HTML (c) JavaScript
17. 17.⚖️ What colour is the text of this element?
    <p class="red" id="logo">Hi</p>
    CSS:
    p { color: blue; }
    p { color: red; } (a) red (b) green (c) white (d) blue
18. 18.Which of these does CSS do? (a) counts down a timer (b) makes a form box (c) changes the text size (d) makes headings and lists
19. 19.🎯 Which sign starts a class selector? (a) @ (b) & (c) . (d) #
20. 20.🔍 Which is the odd one out? (a) sets colours and fonts (b) changes the text size (c) makes headings and lists (d) rounds box corners
21. 21.✍️ Which property is set to 300px in this rule?
    p {
      width: 300px;
      color: red;
    } (a) font-style (b) 300px (c) width (d) color
22. 22.🖌️ What colour are the letters?
    li {
      text-align: right;
      font-size: 16px;
      color: yellow;
      background-color: blue;
    } (a) yellow (b) blue (c) green
23. 23.📱 What does a media query check? (a) the battery level (b) the page title (c) the time of day (d) the screen width
24. 24.📦 In the box model, which part is the line round the box? (a) border (b) padding (c) margin (d) content
25. 25.💪 Which flexbox property turns on flexbox? (a) align-items (b) display: flex (c) gap (d) justify-content
26. 26.📱 The screen is 375px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 28px;
      }
    } (a) No (b) Yes
27. 27.⚖️ What colour is the text of this element?
    <p class="box" id="main">Hi</p>
    CSS:
    .box { color: orange; }
    p { color: white; }
    #main { color: purple; } (a) white (b) black (c) orange (d) purple
28. 28.📱 The screen is 1100px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 18px;
      }
    }
29. 29.🖌️ Which CSS property makes the text bold? (a) font-weight (b) text-align (c) font-size (d) font-family
30. 30.What does text-align do? (a) centres a heading (b) makes the text bold (c) makes letters bigger (d) sets the letter colour
31. 31.✍️ What value is given to background-color in this rule?
    p {
      font-size: 20px;
      text-align: center;
      font-weight: bold;
      background-color: yellow;
    } (a) 10px (b) background-color (c) 8px (d) yellow
32. 32.🎯 What kind of selector is .menu? (a) an element selector (b) an id selector (c) a class selector
33. 33.🌈 In #008200 the green part is the hex number 82. What is it as a normal number?
34. 34.🌈 In #006d00 the green part is the hex number 6d. What is it as a normal number?
35. 35.✍️ Which property is set to 20px in this rule?
    li {
      font-size: 20px;
      padding: 8px;
    } (a) background-color (b) text-align (c) 20px (d) font-size
36. 36.🌈 Which colour of light is strongest in rgb(111, 18, 152)? (a) blue (b) red (c) green
37. 37.🌈 In #1f0000 the red part is the hex number 1f. What is it as a normal number?
38. 38.🎨 Which tag connects an outside CSS file? (a) <link> (b) <css> (c) <img> (d) <a>
39. 39.✍️ Which property is set to yellow in this rule?
    p {
      font-style: italic;
      background-color: yellow;
      margin: 10px;
    } (a) yellow (b) padding (c) background-color (d) margin
40. 40.🖌️ How big is the text, in px?
    p {
      background-color: black;
      text-align: left;
      font-size: 24px;
      color: green;
    }

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