CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 285 · 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="intro">Hi</p>
   CSS:
   p { color: yellow; }
   p { color: blue; } (a) yellow (b) purple (c) red (d) blue
2. 2.🖌️ Which CSS property sets the letter colour? (a) font-weight (b) font-size (c) color (d) background-color
3. 3.🎯 Which element does the selector span style? (a) <p> (b) <h1 class="menu"> (c) <h2 id="intro"> (d) <span class="menu">
4. 4.🎯 Can many elements share the same class? (a) Yes (b) No
5. 5.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 210px;
     justify-content: flex-end;
   }
   Inside are 4 boxes, each 50px wide (no margins).
6. 6.🌈 Which colour of light is strongest in rgb(72, 115, 164)? (a) red (b) blue (c) green
7. 7.💪 Which flexbox property lines boxes up across? (a) align-items (b) gap (c) justify-content (d) display: flex
8. 8.💪 Which flexbox property turns on flexbox? (a) flex-direction (b) justify-content (c) display: flex (d) gap
9. 9.Which of these does HTML do? (a) lays out the page (b) sets colours and fonts (c) shows a pop-up message (d) makes a link
10. 10.⚖️ What colour is the text of this element?
    <p class="note" id="hero">Hi</p>
    CSS:
    .note { color: purple; }
    #hero { color: red; }
    p { color: white; } (a) purple (b) white (c) red (d) black
11. 11.📱 max-width: 600px applies when the screen is ___. (a) turned off (b) 600px or narrower (c) 600px or wider (d) exactly 1000px
12. 12.✍️ What is the selector in this CSS rule?
    .note {
      font-weight: bold;
      margin: 10px;
      text-align: center;
      color: red;
    } (a) #top (b) font-weight (c) .note (d) 10px
13. 13.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 230px;
      padding: 10px;
      border: 2px solid black;
      margin: 0px;
    }
14. 14.🧩 Which language makes a form box? (a) CSS (b) JavaScript (c) HTML
15. 15.🔍 Which is the odd one out? (a) reacts to a button click (b) lays out the page (c) checks a quiz answer (d) changes the page live
16. 16.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 190px;
      justify-content: flex-start;
    }
    Inside are 4 boxes, each 40px wide (no margins).
17. 17.🎯 Which CSS selector matches this element?
    <h1 class="star" id="top">Hello</h1> (a) h2 (b) #intro (c) #star (d) h1
18. 18.✍️ What value is given to color in this rule?
    #top {
      color: red;
      border: 2px solid;
    } (a) red (b) 20px (c) center (d) color
19. 19.🎯 Which element does the selector .menu style? (a) <div id="menu"> (b) <span class="big"> (c) <div class="note"> (d) <div class="menu">
20. 20.🎯 Which CSS selector matches this element?
    <span class="box" id="top">Hello</span> (a) p (b) span (c) #box (d) #intro
21. 21.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 320px;
      justify-content: flex-end;
    }
    Inside are 3 boxes, each 100px wide (no margins).
22. 22.✍️ In color: blue; which part is the property? (a) ; (b) blue (c) color (d) :
23. 23.✍️ Which property is set to 20px in this rule?
    body {
      font-size: 20px;
      text-align: center;
      color: red;
      background-color: yellow;
    } (a) text-align (b) 20px (c) font-size (d) background-color
24. 24.⚖️ What colour is the text of this element?
    <p class="red" id="intro">Hi</p>
    CSS:
    .red { color: white; }
    p { color: blue; } (a) blue (b) white (c) red (d) yellow
25. 25.What does justify-content: center do? (a) packs boxes at the start (b) puts boxes in the middle (c) equal gaps, none at ends (d) packs boxes at the end
26. 26.🎯 Which sign starts a class selector? (a) @ (b) & (c) # (d) .
27. 27.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 260px;
      justify-content: flex-start;
    }
    Inside are 2 boxes, each 100px wide (no margins).
28. 28.💪 Which justify-content value equal gaps, none at ends? (a) flex-end (b) space-between (c) center (d) flex-start
29. 29.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the later one (b) neither (c) the first one (d) the shorter one
30. 30.🌈 Which colour is #ffffff? (a) white (b) cyan (c) red (d) magenta
31. 31.🔍 Which is the odd one out? (a) adds space around boxes (b) rounds box corners (c) counts down a timer (d) sets colours and fonts
32. 32.💪 Which justify-content value packs boxes at the start? (a) space-between (b) flex-start (c) flex-end (d) center
33. 33.📱 Responsive design means a page ___. (a) never changes (b) is only for laptops (c) fits every screen (d) has no pictures
34. 34.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 340px;
      justify-content: center;
    }
    Inside are 3 boxes, each 60px wide (no margins).
35. 35.🖌️ Which CSS property colours behind the text? (a) font-family (b) background-color (c) color (d) font-size
36. 36.📱 min-width: 800px applies when the screen is ___. (a) turned off (b) 800px or wider (c) exactly 100px (d) 800px or narrower
37. 37.🎯 Which CSS selector matches this element?
    <h1 class="box" id="hero">Hello</h1> (a) .box (b) h2 (c) .star (d) #box
38. 38.📱 The screen is 820px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (min-width: 768px) {
      p {
        font-size: 26px;
      }
    }
39. 39.🌈 Which colour is rgb(0, 255, 0)? (a) cyan (b) bright green (c) red (d) black
40. 40.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 130px;
      padding: 30px;
      border: 5px solid black;
      margin: 0px;
    }

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