CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 756 · 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.🖌️ Where does the text sit on its line?
   p {
     background-color: purple;
     color: white;
     text-align: left;
     font-size: 16px;
   } (a) in the middle (b) on the right (c) on the left
2. 2.⚖️ What colour is the text of this element?
   <h1 class="red" id="main">Hi</h1>
   CSS:
   .red { color: yellow; }
   #main { color: blue; } (a) yellow (b) orange (c) red (d) blue
3. 3.📦 How much space top to bottom (px) does this box take in all, margin included?
   .box {
     height: 80px;
     padding: 15px;
     border: 3px solid black;
     margin: 0px;
   }
4. 4.🖌️ What colour are the letters?
   p {
     font-size: 20px;
     text-align: right;
     color: orange;
     background-color: yellow;
   } (a) yellow (b) red (c) orange
5. 5.What does justify-content: center do? (a) puts boxes in the middle (b) packs boxes at the start (c) packs boxes at the end (d) equal gaps, none at ends
6. 6.📱 The screen is 375px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 12px;
   }
   @media (max-width: 480px) {
     p {
       font-size: 6px;
     }
   }
7. 7.💪 How wide (px) is each gap between two boxes?
   .row {
     display: flex;
     width: 470px;
     justify-content: space-between;
   }
   Inside are 4 boxes, each 80px wide (no margins).
8. 8.📱 What does a media query check? (a) the page title (b) the battery level (c) the time of day (d) the screen width
9. 9.⚖️ What colour is the text of this element?
   <h2 class="star" id="hero">Hi</h2>
   CSS:
   h2 { color: white; }
   .star { color: black; }
   #hero { color: purple; } (a) yellow (b) black (c) purple (d) white
10. 10.✍️ Which sign goes between a property and its value? (a) ; (b) = (c) - (d) :
11. 11.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 190px;
      justify-content: space-between;
    }
    Inside are 2 boxes, each 80px wide (no margins).
12. 12.Which of these does HTML do? (a) rounds box corners (b) changes the text size (c) changes the page live (d) makes a link
13. 13.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 310px;
      justify-content: flex-end;
    }
    Inside are 3 boxes, each 80px wide (no margins).
14. 14.🌈 Which colour is rgb(255, 255, 0)? (a) yellow (b) magenta (c) cyan (d) white
15. 15.⚖️ What colour is the text of this element?
    <h1 class="note" id="top">Hi</h1>
    CSS:
    .note { color: purple; }
    h1 { color: green; } (a) red (b) green (c) purple (d) orange
16. 16.Which of these does JavaScript do? (a) rounds box corners (b) makes headings and lists (c) shows a pop-up message (d) adds space around boxes
17. 17.📱 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;
      }
    }
18. 18.📦 In the box model, which part is the gap to other boxes? (a) margin (b) border (c) padding (d) content
19. 19.🧩 Which language adds space around boxes? (a) JavaScript (b) CSS (c) HTML
20. 20.📱 Responsive design means a page ___. (a) is only for laptops (b) never changes (c) fits every screen (d) has no pictures
21. 21.⚖️ Which selector is the weakest? (a) an element selector (b) a class selector (c) an id selector
22. 22.✍️ How does a CSS comment start? (a) <!-- (b) # (c) // (d) /*
23. 23.🎨 A CSS file usually ends with which extension? (a) .css (b) .html (c) .js (d) .png
24. 24.True or false: the border is the line round the box. (a) False (b) True
25. 25.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 250px;
      padding: 25px;
      border: 5px solid black;
      margin: 20px;
    }
26. 26.🎯 What kind of selector is #top? (a) a class selector (b) an id selector (c) an element selector
27. 27.⚖️ What colour is the text of this element?
    <h2 class="note" id="end">Hi</h2>
    CSS:
    #end { color: green; }
    h2 { color: white; }
    .note { color: yellow; } (a) green (b) white (c) yellow (d) orange
28. 28.⚖️ What colour is the text of this element?
    <h1 class="box" id="end">Hi</h1>
    CSS:
    #end { color: blue; }
    .box { color: red; } (a) black (b) red (c) purple (d) blue
29. 29.🖌️ Which CSS property makes letters bigger? (a) font-family (b) font-weight (c) font-size (d) text-align
30. 30.📱 The screen is 700px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (max-width: 480px) {
      p {
        font-size: 14px;
      }
    }
31. 31.📱 The screen is 820px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (max-width: 768px) {
      p {
        font-size: 16px;
      }
    }
32. 32.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 120px;
      justify-content: space-between;
    }
    Inside are 2 boxes, each 40px wide (no margins).
33. 33.✍️ Which property is set to 10px in this rule?
    body {
      border: 2px solid;
      margin: 10px;
    } (a) 10px (b) margin (c) font-weight (d) padding
34. 34.✍️ How many declarations (property: value pairs) are in this rule?
    #top {
      margin: 10px;
    }
35. 35.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 360px;
      justify-content: flex-start;
    }
    Inside are 4 boxes, each 80px wide (no margins).
36. 36.🖌️ What colour are the letters?
    p {
      text-align: right;
      background-color: red;
      font-size: 36px;
      color: purple;
    } (a) orange (b) purple (c) red
37. 37.🌈 Which colour of light is strongest in rgb(175, 11, 116)? (a) red (b) blue (c) green
38. 38.📱 The screen is 540px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (max-width: 1024px) {
      p {
        font-size: 14px;
      }
    } (a) Yes (b) No
39. 39.🖌️ Which CSS property colours behind the text? (a) font-family (b) background-color (c) font-weight (d) font-size
40. 40.📱 min-width: 800px applies when the screen is ___. (a) 800px or wider (b) exactly 100px (c) 800px or narrower (d) turned off

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