CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 806 · 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.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
   .box {
     width: 110px;
     padding: 30px;
     border: 2px solid black;
     margin: 5px;
   }
2. 2.🎯 Which CSS selector matches this element?
   <h2 class="star" id="main">Hello</h2> (a) .star (b) .menu (c) #star (d) li
3. 3.⚖️ What colour is the text of this element?
   <h2 class="star" id="logo">Hi</h2>
   CSS:
   #logo { color: yellow; }
   #logo { color: blue; } (a) green (b) blue (c) purple (d) yellow
4. 4.True or false: .card is a class selector. (a) True (b) False
5. 5.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 100px;
     padding: 15px;
     border: 4px solid black;
     margin: 15px;
   }
6. 6.✍️ In color: blue; which part is the value? (a) ; (b) : (c) color (d) blue
7. 7.🎯 Which element does the selector #main style? (a) <h2 class="main"> (b) <h2 id="logo"> (c) <li class="box"> (d) <h2 id="main">
8. 8.🖌️ Which CSS property colours behind the text? (a) color (b) font-size (c) background-color (d) font-weight
9. 9.📱 The screen is 1366px wide. Does the rule inside @media apply?
   p {
     font-size: 20px;
   }
   @media (max-width: 600px) {
     p {
       font-size: 18px;
     }
   } (a) Yes (b) No
10. 10.🌈 Which colour is #00ffff? (a) black (b) red (c) cyan (d) yellow
11. 11.🌈 In #007200 the green part is the hex number 72. What is it as a normal number?
12. 12.🎯 How many elements on a page should have the same id? (a) 1 (b) any number (c) 2 (d) 5
13. 13.💪 Which flexbox property spaces boxes along a row? (a) display: flex (b) gap (c) justify-content (d) flex-direction
14. 14.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 140px;
      padding: 30px;
      border: 5px solid black;
      margin: 10px;
    }
15. 15.✍️ Which property is set to 300px in this rule?
    #top {
      font-style: italic;
      width: 300px;
    } (a) 300px (b) font-style (c) color (d) width
16. 16.True or false: padding is the gap round content. (a) False (b) True
17. 17.✍️ Which sign goes between a property and its value? (a) ; (b) - (c) = (d) :
18. 18.📱 The screen is 375px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 32px;
      }
    }
19. 19.⚖️ What colour is the text of this element?
    <h2 class="box" id="top">Hi</h2>
    CSS:
    h2 { color: orange; }
    #top { color: blue; } (a) blue (b) orange (c) purple (d) green
20. 20.🎯 What kind of selector is .star? (a) an id selector (b) an element selector (c) a class selector
21. 21.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 250px;
      justify-content: flex-start;
    }
    Inside are 2 boxes, each 100px wide (no margins).
22. 22.🌈 In #c20000 the red part is the hex number c2. What is it as a normal number?
23. 23.🎯 What kind of selector is #end? (a) a class selector (b) an id selector (c) an element selector
24. 24.⚖️ What colour is the text of this element?
    <p class="note" id="logo">Hi</p>
    CSS:
    p { color: black; }
    #logo { color: white; }
    .note { color: blue; } (a) yellow (b) white (c) black (d) blue
25. 25.🎯 Which element does the selector h2 style? (a) <span id="end"> (b) <li> (c) <h2 class="note"> (d) <div class="note">
26. 26.🎨 One CSS file can style how many pages? (a) only one image (b) only one word (c) no pages (d) many pages
27. 27.⚖️ What colour is the text of this element?
    <p class="box" id="main">Hi</p>
    CSS:
    p { color: red; }
    .box { color: green; }
    #main { color: white; } (a) black (b) green (c) white (d) red
28. 28.True or false: HTML lays out the page. (a) False (b) True
29. 29.⚖️ What colour is the text of this element?
    <h2 class="box" id="logo">Hi</h2>
    CSS:
    h2 { color: orange; }
    h2 { color: yellow; } (a) blue (b) orange (c) white (d) yellow
30. 30.🎯 Can many elements share the same class? (a) No (b) Yes
31. 31.✍️ Which property is set to bold in this rule?
    body {
      padding: 8px;
      font-weight: bold;
      border: 2px solid;
    } (a) font-weight (b) border (c) bold (d) width
32. 32.🧩 Which language puts a picture on a page? (a) CSS (b) HTML (c) JavaScript
33. 33.True or false: HTML shows a pop-up message. (a) True (b) False
34. 34.✍️ CSS declarations go inside which brackets? (a) ( ) (b) [ ] (c) < > (d) { }
35. 35.✍️ How many declarations (property: value pairs) are in this rule?
    h1 {
      font-size: 20px;
      text-align: center;
    }
36. 36.💪 Which justify-content value packs boxes at the start? (a) flex-end (b) center (c) space-between (d) flex-start
37. 37.🖌️ What colour are the letters?
    p {
      color: black;
      background-color: white;
      font-size: 20px;
      text-align: right;
    } (a) white (b) black (c) orange
38. 38.🌈 Which colour is rgb(0, 0, 255)? (a) blue (b) red (c) white (d) yellow
39. 39.📱 max-width: 600px applies when the screen is ___. (a) 600px or wider (b) exactly 1000px (c) 600px or narrower (d) turned off
40. 40.✍️ How many declarations (property: value pairs) are in this rule?
    li {
      text-align: center;
      font-size: 20px;
    }

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