CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 128 · 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.⚖️ What colour is the text of this element?
   <p class="box" id="top">Hi</p>
   CSS:
   #top { color: red; }
   #top { color: black; } (a) orange (b) black (c) red (d) green
2. 2.📱 The screen is 320px wide. Does the rule inside @media apply?
   p {
     font-size: 24px;
   }
   @media (max-width: 480px) {
     p {
       font-size: 20px;
     }
   } (a) No (b) Yes
3. 3.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 12px;
   }
   @media (max-width: 768px) {
     p {
       font-size: 8px;
     }
   }
4. 4.🎨 What does CSS stand for? (a) Computer Style Sheets (b) Cascading Style Sheets (c) Colourful Site Styles (d) Creative Sheet System
5. 5.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 16px;
   }
   @media (max-width: 480px) {
     p {
       font-size: 14px;
     }
   }
6. 6.🎯 Which element does the selector #logo style? (a) <p id="logo"> (b) <h1 class="box"> (c) <p id="end"> (d) <p class="logo">
7. 7.🎯 Which sign starts an id selector? (a) # (b) . (c) & (d) @
8. 8.🌈 Which colour of light is strongest in rgb(128, 134, 154)? (a) blue (b) red (c) green
9. 9.True or false: HTML makes headings and lists. (a) True (b) False
10. 10.🎯 What kind of selector is .star? (a) an element selector (b) a class selector (c) an id selector
11. 11.Which of these does HTML do? (a) rounds box corners (b) makes a link (c) shows a pop-up message (d) adds space around boxes
12. 12.⚖️ What colour is the text of this element?
    <h2 class="note" id="end">Hi</h2>
    CSS:
    h2 { color: orange; }
    h2 { color: green; } (a) red (b) green (c) white (d) orange
13. 13.✍️ Which sign ends each CSS declaration? (a) , (b) ; (c) : (d) .
14. 14.Which of these does CSS do? (a) makes headings and lists (b) changes the text size (c) shows a pop-up message (d) reacts to a button click
15. 15.🎯 How many elements on a page should have the same id? (a) 2 (b) any number (c) 5 (d) 1
16. 16.📱 max-width: 600px applies when the screen is ___. (a) 600px or narrower (b) 600px or wider (c) turned off (d) exactly 1000px
17. 17.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the first one (b) the later one (c) the shorter one (d) neither
18. 18.⚖️ What colour is the text of this element?
    <h2 class="big" id="hero">Hi</h2>
    CSS:
    .big { color: blue; }
    h2 { color: green; } (a) green (b) white (c) blue (d) purple
19. 19.True or false: padding is space inside the border. (a) True (b) False
20. 20.True or false: the content is space outside the border. (a) False (b) True
21. 21.🎯 What kind of selector is h1? (a) an id selector (b) an element selector (c) a class selector
22. 22.🖌️ Which CSS property sets the letter colour? (a) background-color (b) font-size (c) font-weight (d) color
23. 23.✍️ Which sign goes between a property and its value? (a) - (b) ; (c) = (d) :
24. 24.True or false: h1 is a class selector. (a) False (b) True
25. 25.✍️ In color: blue; which part is the value? (a) blue (b) ; (c) : (d) color
26. 26.⚖️ What colour is the text of this element?
    <h1 class="big" id="hero">Hi</h1>
    CSS:
    #hero { color: red; }
    #hero { color: white; } (a) orange (b) red (c) white (d) green
27. 27.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 180px;
      padding: 30px;
      border: 5px solid black;
      margin: 10px;
    }
28. 28.📱 The screen is 540px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 10px;
      }
    }
29. 29.📱 Which tag helps phones show a page at the right size? (a) the title tag (b) the br tag (c) the hr tag (d) the viewport meta tag
30. 30.🌈 Which colour is #000000? (a) bright green (b) black (c) red (d) magenta
31. 31.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 140px;
      justify-content: flex-start;
    }
    Inside are 2 boxes, each 50px wide (no margins).
32. 32.🧩 Which language makes headings and lists? (a) CSS (b) HTML (c) JavaScript
33. 33.✍️ Which property is set to red in this rule?
    h1 {
      color: red;
      background-color: yellow;
      text-align: center;
      font-size: 20px;
    } (a) font-size (b) text-align (c) red (d) color
34. 34.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 90px;
      padding: 10px;
      border: 5px solid black;
      margin: 20px;
    }
35. 35.📱 The screen is 700px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 18px;
      }
    } (a) No (b) Yes
36. 36.✍️ What value is given to text-align in this rule?
    #top {
      text-align: center;
      background-color: yellow;
      font-size: 20px;
    } (a) yellow (b) 10px (c) text-align (d) center
37. 37.🎯 What kind of selector is #logo? (a) a class selector (b) an id selector (c) an element selector
38. 38.What does color do? (a) makes the text bold (b) makes letters bigger (c) centres a heading (d) sets the letter colour
39. 39.💪 Which flexbox property lines boxes up across? (a) flex-direction (b) display: flex (c) justify-content (d) align-items
40. 40.🎯 Which CSS selector matches this element?
    <p class="box" id="end">Hello</p> (a) #end (b) #hero (c) h1 (d) #box

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