CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 230 · 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 of these does HTML do? (a) changes the text size (b) reacts to a button click (c) makes headings and lists (d) checks a quiz answer
2. 2.🎯 Which CSS selector matches this element?
   <h1 class="note" id="hero">Hello</h1> (a) .hero (b) h2 (c) #hero (d) .big
3. 3.🔍 Which is the odd one out? (a) makes a form box (b) adds space around boxes (c) sets colours and fonts (d) lays out the page
4. 4.🔍 Which is the odd one out? (a) shows a pop-up message (b) counts down a timer (c) sets colours and fonts (d) changes the page live
5. 5.🌈 Which colour is #00ffff? (a) white (b) cyan (c) blue (d) magenta
6. 6.⚖️ Which selector is the weakest? (a) a class selector (b) an id selector (c) an element selector
7. 7.💪 Which justify-content value packs boxes at the end? (a) flex-start (b) space-between (c) flex-end (d) center
8. 8.✍️ In color: blue; which part is the value? (a) color (b) ; (c) blue (d) :
9. 9.💪 How much empty space (px) is left after the last box?
   .row {
     display: flex;
     width: 360px;
     justify-content: flex-start;
   }
   Inside are 3 boxes, each 100px wide (no margins).
10. 10.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 120px;
      justify-content: flex-start;
    }
    Inside are 2 boxes, each 50px wide (no margins).
11. 11.📱 The screen is 320px wide. Does the rule inside @media apply?
    p {
      font-size: 12px;
    }
    @media (max-width: 768px) {
      p {
        font-size: 10px;
      }
    } (a) No (b) Yes
12. 12.🎯 Which CSS selector matches this element?
    <h2 class="star" id="main">Hello</h2> (a) #logo (b) .menu (c) li (d) h2
13. 13.✍️ How does a CSS comment start? (a) // (b) # (c) <!-- (d) /*
14. 14.🎯 Which CSS selector matches this element?
    <h2 class="menu" id="intro">Hello</h2> (a) #menu (b) li (c) .note (d) #intro
15. 15.🖌️ What colour are the letters?
    h1 {
      background-color: green;
      font-size: 28px;
      color: orange;
      text-align: center;
    } (a) black (b) orange (c) green
16. 16.⚖️ What colour is the text of this element?
    <h1 class="note" id="intro">Hi</h1>
    CSS:
    h1 { color: blue; }
    h1 { color: green; } (a) blue (b) green (c) black (d) orange
17. 17.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (min-width: 768px) {
      p {
        font-size: 32px;
      }
    }
18. 18.🖌️ How big is the text, in px?
    h2 {
      color: red;
      background-color: yellow;
      text-align: right;
      font-size: 32px;
    }
19. 19.📱 The screen is 414px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 32px;
      }
    } (a) Yes (b) No
20. 20.🌈 What is the biggest number one colour can have in rgb()? (a) 255 (b) 1000 (c) 100 (d) 99
21. 21.🖌️ Which CSS property picks the font style? (a) font-family (b) font-size (c) background-color (d) color
22. 22.Which of these does JavaScript do? (a) sets colours and fonts (b) gives the page structure (c) makes headings and lists (d) shows a pop-up message
23. 23.📦 In the box model, which part is the line round the box? (a) content (b) padding (c) margin (d) border
24. 24.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (max-width: 768px) {
      p {
        font-size: 18px;
      }
    }
25. 25.🖌️ Which CSS property colours behind the text? (a) background-color (b) font-weight (c) color (d) text-align
26. 26.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 110px;
      padding: 30px;
      border: 5px solid black;
      margin: 5px;
    }
27. 27.🖌️ Which CSS property makes the text bold? (a) font-family (b) font-size (c) font-weight (d) text-align
28. 28.📱 Responsive design means a page ___. (a) never changes (b) fits every screen (c) is only for laptops (d) has no pictures
29. 29.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 270px;
      padding: 20px;
      border: 4px solid black;
      margin: 0px;
    }
30. 30.🎯 Which element does the selector .box style? (a) <h1 class="menu"> (b) <p class="star"> (c) <p id="box"> (d) <p class="box">
31. 31.📱 min-width: 800px applies when the screen is ___. (a) 800px or wider (b) exactly 100px (c) turned off (d) 800px or narrower
32. 32.🎯 Which CSS selector matches this element?
    <span class="big" id="intro">Hello</span> (a) .red (b) .intro (c) #intro (d) #big
33. 33.🌈 Which colour is #00ff00? (a) red (b) bright green (c) magenta (d) cyan
34. 34.📱 The screen is 320px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 28px;
      }
    } (a) No (b) Yes
35. 35.🎨 What does CSS stand for? (a) Colourful Site Styles (b) Computer Style Sheets (c) Creative Sheet System (d) Cascading Style Sheets
36. 36.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 120px;
      justify-content: center;
    }
    Inside are 2 boxes, each 40px wide (no margins).
37. 37.⚖️ What colour is the text of this element?
    <p class="red" id="logo">Hi</p>
    CSS:
    p { color: white; }
    p { color: red; } (a) blue (b) red (c) purple (d) white
38. 38.⚖️ What colour is the text of this element?
    <h1 class="red" id="main">Hi</h1>
    CSS:
    #main { color: black; }
    .red { color: blue; }
    h1 { color: red; } (a) blue (b) orange (c) black (d) red
39. 39.🎨 One CSS file can style how many pages? (a) no pages (b) only one image (c) many pages (d) only one word
40. 40.🖌️ What colour is behind the letters?
    p {
      background-color: blue;
      text-align: center;
      font-size: 12px;
      color: yellow;
    } (a) purple (b) yellow (c) blue

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