CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 770 · 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 selector is the strongest? (a) an id selector (b) an element selector (c) a class selector
2. 2.✍️ Which property is set to red in this rule?
   p {
     margin: 10px;
     color: red;
     text-align: center;
     background-color: yellow;
   } (a) font-size (b) color (c) red (d) text-align
3. 3.✍️ What value is given to border in this rule?
   .box {
     padding: 8px;
     font-style: italic;
     border: 2px solid;
   } (a) 2px solid (b) italic (c) border (d) 300px
4. 4.✍️ What value is given to padding in this rule?
   .note {
     padding: 8px;
     border: 2px solid;
     text-align: center;
   } (a) 8px (b) 2px solid (c) padding (d) bold
5. 5.✍️ Which sign goes between a property and its value? (a) : (b) = (c) ; (d) -
6. 6.🖌️ Where does the text sit on its line?
   h2 {
     font-size: 24px;
     background-color: white;
     color: black;
     text-align: right;
   } (a) on the left (b) on the right (c) in the middle
7. 7.📱 The screen is 820px wide. Does the rule inside @media apply?
   p {
     font-size: 24px;
   }
   @media (min-width: 600px) {
     p {
       font-size: 32px;
     }
   } (a) Yes (b) No
8. 8.⚖️ What colour is the text of this element?
   <h1 class="note" id="end">Hi</h1>
   CSS:
   .note { color: white; }
   .note { color: purple; } (a) purple (b) green (c) orange (d) white
9. 9.🖌️ Where does the text sit on its line?
   li {
     text-align: right;
     color: red;
     font-size: 20px;
     background-color: white;
   } (a) on the left (b) in the middle (c) on the right
10. 10.✍️ How does a CSS comment start? (a) /* (b) # (c) // (d) <!--
11. 11.✍️ Which property is set to italic in this rule?
    .box {
      border: 2px solid;
      font-style: italic;
      text-align: center;
    } (a) color (b) font-style (c) italic (d) font-size
12. 12.💪 Which flexbox property spaces boxes along a row? (a) align-items (b) flex-direction (c) display: flex (d) justify-content
13. 13.Which of these does HTML do? (a) changes the text size (b) adds space around boxes (c) rounds box corners (d) makes a form box
14. 14.True or false: margin is space inside the border. (a) True (b) False
15. 15.What does justify-content: flex-end 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
16. 16.🖌️ Which CSS property colours behind the text? (a) text-align (b) font-size (c) background-color (d) color
17. 17.🎯 What kind of selector is .big? (a) a class selector (b) an element selector (c) an id selector
18. 18.✍️ How many declarations (property: value pairs) are in this rule?
    .note {
      background-color: yellow;
      width: 300px;
      color: red;
      font-style: italic;
    }
19. 19.True or false: padding is space inside the border. (a) True (b) False
20. 20.💪 Which flexbox property turns on flexbox? (a) gap (b) justify-content (c) align-items (d) display: flex
21. 21.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 180px;
      padding: 20px;
      border: 5px solid black;
      margin: 5px;
    }
22. 22.📱 The screen is 1366px wide. Does the rule inside @media apply?
    p {
      font-size: 16px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 20px;
      }
    } (a) No (b) Yes
23. 23.🌈 Which colour is rgb(255, 255, 255)? (a) blue (b) white (c) magenta (d) black
24. 24.📱 max-width: 600px applies when the screen is ___. (a) turned off (b) 600px or wider (c) exactly 1000px (d) 600px or narrower
25. 25.True or false: the border is the gap round content. (a) False (b) True
26. 26.🌈 Which colour is #ffff00? (a) red (b) magenta (c) yellow (d) cyan
27. 27.🔍 Which is the odd one out? (a) lays out the page (b) reacts to a button click (c) checks a quiz answer (d) shows a pop-up message
28. 28.True or false: CSS reacts to a button click. (a) True (b) False
29. 29.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 180px;
      padding: 15px;
      border: 5px solid black;
      margin: 5px;
    }
30. 30.True or false: CSS counts down a timer. (a) True (b) False
31. 31.🖌️ How big is the text, in px?
    h1 {
      font-size: 32px;
      color: green;
      text-align: right;
      background-color: purple;
    }
32. 32.Which of these does CSS do? (a) gives the page structure (b) makes a link (c) adds space around boxes (d) makes headings and lists
33. 33.🧩 Which language gives the page structure? (a) CSS (b) JavaScript (c) HTML
34. 34.True or false: .menu is an element selector. (a) True (b) False
35. 35.✍️ What value is given to font-size in this rule?
    h2 {
      padding: 8px;
      font-size: 20px;
    } (a) center (b) 20px (c) font-size (d) yellow
36. 36.⚖️ What colour is the text of this element?
    <p class="red" id="intro">Hi</p>
    CSS:
    #intro { color: purple; }
    .red { color: red; }
    p { color: white; } (a) purple (b) white (c) black (d) red
37. 37.🌈 In #rrggbb, which colour do the last two digits give? (a) white (b) red (c) blue (d) green
38. 38.🔍 Which is the odd one out? (a) changes the page live (b) makes headings and lists (c) checks a quiz answer (d) counts down a timer
39. 39.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 120px;
      padding: 20px;
      border: 3px solid black;
      margin: 15px;
    }
40. 40.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 240px;
      justify-content: space-between;
    }
    Inside are 3 boxes, each 60px wide (no margins).

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