CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 345 · 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 sign goes between a property and its value? (a) - (b) ; (c) : (d) =
2. 2.📦 In the box model, which part is the line round the box? (a) padding (b) border (c) margin (d) content
3. 3.What does font-size do? (a) picks the font style (b) makes the text bold (c) makes letters bigger (d) centres a heading
4. 4.✍️ What value is given to font-weight in this rule?
   .box {
     font-weight: bold;
     border: 2px solid;
     padding: 8px;
     margin: 10px;
   } (a) font-weight (b) bold (c) 300px (d) 2px solid
5. 5.🧩 Which language sets colours and fonts? (a) JavaScript (b) HTML (c) CSS
6. 6.📦 In the box model, which part is a solid or dotted edge? (a) margin (b) padding (c) border (d) content
7. 7.🌈 Which colour is rgb(255, 255, 255)? (a) white (b) yellow (c) blue (d) red
8. 8.Which of these does JavaScript do? (a) reacts to a button click (b) makes a form box (c) makes headings and lists (d) lays out the page
9. 9.📦 How much space across (px) does this box take in all, margin included?
   .box {
     width: 50px;
     padding: 25px;
     border: 3px solid black;
     margin: 10px;
   }
10. 10.🌈 Which hex code is blue? (a) #00ffff (b) #0000ff (c) #ffff00 (d) #ffffff
11. 11.⚖️ What colour is the text of this element?
    <p class="menu" id="logo">Hi</p>
    CSS:
    p { color: red; }
    p { color: purple; } (a) purple (b) white (c) red (d) yellow
12. 12.💪 Which justify-content value puts boxes in the middle? (a) flex-start (b) flex-end (c) space-between (d) center
13. 13.💪 Which flexbox property turns on flexbox? (a) justify-content (b) gap (c) align-items (d) display: flex
14. 14.🖌️ Which CSS property sets the letter colour? (a) font-size (b) text-align (c) background-color (d) color
15. 15.✍️ Which property is set to bold in this rule?
    .note {
      font-style: italic;
      font-weight: bold;
    } (a) font-weight (b) bold (c) border (d) width
16. 16.🌈 In #0000c8 the blue part is the hex number c8. What is it as a normal number?
17. 17.⚖️ What colour is the text of this element?
    <p class="box" id="hero">Hi</p>
    CSS:
    #hero { color: white; }
    .box { color: purple; }
    p { color: red; } (a) purple (b) blue (c) white (d) red
18. 18.🧩 Which language makes a form box? (a) HTML (b) CSS (c) JavaScript
19. 19.⚖️ Which selector is the weakest? (a) an element selector (b) a class selector (c) an id selector
20. 20.⚖️ What colour is the text of this element?
    <p class="menu" id="top">Hi</p>
    CSS:
    .menu { color: purple; }
    .menu { color: red; } (a) yellow (b) blue (c) red (d) purple
21. 21.📦 In the box model, which part is space outside the border? (a) border (b) content (c) margin (d) padding
22. 22.⚖️ What colour is the text of this element?
    <h2 class="big" id="intro">Hi</h2>
    CSS:
    h2 { color: black; }
    .big { color: red; } (a) red (b) purple (c) orange (d) black
23. 23.True or false: .menu is an element selector. (a) True (b) False
24. 24.True or false: padding is space inside the border. (a) False (b) True
25. 25.📱 The screen is 540px wide. Does the rule inside @media apply?
    p {
      font-size: 12px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 14px;
      }
    } (a) Yes (b) No
26. 26.🌈 In #rrggbb, which colour do the first two digits give? (a) red (b) black (c) blue (d) green
27. 27.📱 What does a media query check? (a) the page title (b) the battery level (c) the time of day (d) the screen width
28. 28.📱 Responsive design means a page ___. (a) fits every screen (b) has no pictures (c) never changes (d) is only for laptops
29. 29.🌈 How many pairs of hex digits are in a colour like #ff8800? (a) 4 (b) 3 (c) 2 (d) 6
30. 30.⚖️ Two rules with the same selector set a colour. Which one wins? (a) neither (b) the later one (c) the shorter one (d) the first one
31. 31.💪 How wide (px) is each gap between two boxes?
    .row {
      display: flex;
      width: 410px;
      justify-content: space-between;
    }
    Inside are 4 boxes, each 80px wide (no margins).
32. 32.True or false: JavaScript adds space around boxes. (a) True (b) False
33. 33.🎯 How many elements on a page should have the same id? (a) any number (b) 2 (c) 5 (d) 1
34. 34.⚖️ Which selector is the strongest? (a) an id selector (b) an element selector (c) a class selector
35. 35.🖌️ Where does the text sit on its line?
    li {
      background-color: red;
      font-size: 16px;
      text-align: left;
      color: orange;
    } (a) in the middle (b) on the left (c) on the right
36. 36.🌈 Which colour is rgb(0, 255, 255)? (a) bright green (b) cyan (c) white (d) red
37. 37.🖌️ What colour is behind the letters?
    h1 {
      font-size: 40px;
      background-color: yellow;
      text-align: left;
      color: white;
    } (a) yellow (b) white (c) blue
38. 38.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 220px;
      justify-content: flex-start;
    }
    Inside are 3 boxes, each 50px wide (no margins).
39. 39.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 160px;
      padding: 30px;
      border: 4px solid black;
      margin: 15px;
    }
40. 40.✍️ How many declarations (property: value pairs) are in this rule?
    li {
      text-align: center;
    }

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