CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 185 · 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 justify-content value equal gaps, none at ends? (a) flex-end (b) flex-start (c) space-between (d) center
2. 2.🎯 Which element does the selector .note style? (a) <span class="note"> (b) <span class="big"> (c) <span id="note"> (d) <p class="red">
3. 3.🎯 Which element does the selector #main style? (a) <h2 class="star"> (b) <h1 id="logo"> (c) <h1 class="main"> (d) <h1 id="main">
4. 4.🌈 Which colour is #ffff00? (a) magenta (b) black (c) bright green (d) yellow
5. 5.🖌️ What colour are the letters?
   li {
     color: green;
     font-size: 36px;
     background-color: red;
     text-align: left;
   } (a) purple (b) red (c) green
6. 6.🖌️ What colour is behind the letters?
   h1 {
     text-align: center;
     color: purple;
     font-size: 36px;
     background-color: black;
   } (a) white (b) purple (c) black
7. 7.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the later one (b) the shorter one (c) the first one (d) neither
8. 8.🖌️ Which CSS property sets the letter colour? (a) font-size (b) color (c) background-color (d) font-weight
9. 9.🎯 Which element does the selector .big style? (a) <h1 class="box"> (b) <p class="big"> (c) <p class="red"> (d) <p id="big">
10. 10.🖌️ Where does the text sit on its line?
    h1 {
      font-size: 12px;
      color: green;
      text-align: right;
      background-color: black;
    } (a) on the left (b) in the middle (c) on the right
11. 11.📱 The screen is 1100px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 24px;
      }
    } (a) Yes (b) No
12. 12.📱 max-width: 600px applies when the screen is ___. (a) turned off (b) 600px or wider (c) exactly 1000px (d) 600px or narrower
13. 13.✍️ Which sign ends each CSS declaration? (a) : (b) . (c) ; (d) ,
14. 14.📱 min-width: 800px applies when the screen is ___. (a) 800px or wider (b) exactly 100px (c) turned off (d) 800px or narrower
15. 15.⚖️ What colour is the text of this element?
    <h1 class="big" id="hero">Hi</h1>
    CSS:
    h1 { color: green; }
    h1 { color: white; } (a) yellow (b) green (c) white (d) orange
16. 16.🌈 Which hex code is black? (a) #ffff00 (b) #00ffff (c) #000000 (d) #00ff00
17. 17.🎯 Which element does the selector #intro style? (a) <li class="intro"> (b) <li id="intro"> (c) <li id="main"> (d) <div class="star">
18. 18.💪 Which flexbox property turns on flexbox? (a) flex-direction (b) display: flex (c) justify-content (d) gap
19. 19.True or false: .card is an id selector. (a) True (b) False
20. 20.True or false: HTML gives the page structure. (a) False (b) True
21. 21.⚖️ What colour is the text of this element?
    <h2 class="big" id="logo">Hi</h2>
    CSS:
    #logo { color: purple; }
    h2 { color: green; } (a) red (b) green (c) white (d) purple
22. 22.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 110px;
      justify-content: space-between;
    }
    Inside are 2 boxes, each 50px wide (no margins).
23. 23.⚖️ What colour is the text of this element?
    <h1 class="star" id="intro">Hi</h1>
    CSS:
    #intro { color: white; }
    #intro { color: black; } (a) red (b) white (c) purple (d) black
24. 24.🌈 In #rrggbb, which colour do the first two digits give? (a) black (b) blue (c) green (d) red
25. 25.🖌️ Which CSS property picks the font style? (a) font-size (b) font-family (c) text-align (d) font-weight
26. 26.🌈 Which colour is rgb(0, 0, 0)? (a) blue (b) black (c) cyan (d) red
27. 27.True or false: margin is the line round the box. (a) True (b) False
28. 28.✍️ In color: blue; which part is the value? (a) : (b) ; (c) blue (d) color
29. 29.📦 In the box model, which part is the gap round content? (a) border (b) padding (c) content (d) margin
30. 30.✍️ Which sign goes between a property and its value? (a) = (b) ; (c) - (d) :
31. 31.🎯 Which element does the selector .box style? (a) <li class="box"> (b) <li id="box"> (c) <div class="menu"> (d) <li class="star">
32. 32.📱 The screen is 820px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 20px;
      }
    }
33. 33.🎯 What kind of selector is #logo? (a) an element selector (b) a class selector (c) an id selector
34. 34.True or false: JavaScript counts down a timer. (a) False (b) True
35. 35.✍️ Which property is set to center in this rule?
    p {
      text-align: center;
      font-weight: bold;
    } (a) text-align (b) background-color (c) center (d) margin
36. 36.Which of these does CSS do? (a) makes headings and lists (b) adds space around boxes (c) changes the page live (d) puts a picture on a page
37. 37.🎯 Which CSS selector matches this element?
    <span class="box" id="main">Hello</span> (a) p (b) .star (c) span (d) #logo
38. 38.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 310px;
      justify-content: flex-end;
    }
    Inside are 3 boxes, each 100px wide (no margins).
39. 39.⚖️ What colour is the text of this element?
    <h2 class="star" id="main">Hi</h2>
    CSS:
    #main { color: blue; }
    h2 { color: white; }
    .star { color: red; } (a) white (b) purple (c) blue (d) red
40. 40.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 120px;
      padding: 25px;
      border: 3px solid black;
      margin: 0px;
    }

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