CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 835 · 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 starts an id selector? (a) . (b) & (c) # (d) @
2. 2.📦 In the box model, which part is space outside the border? (a) border (b) content (c) padding (d) margin
3. 3.⚖️ What colour is the text of this element?
   <p class="menu" id="intro">Hi</p>
   CSS:
   p { color: green; }
   #intro { color: white; } (a) orange (b) white (c) black (d) green
4. 4.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
   .box {
     width: 290px;
     padding: 25px;
     border: 5px solid black;
     margin: 20px;
   }
5. 5.⚖️ Which selector is the strongest? (a) a class selector (b) an id selector (c) an element selector
6. 6.🎯 What kind of selector is .card? (a) a class selector (b) an id selector (c) an element selector
7. 7.⚖️ What colour is the text of this element?
   <p class="note" id="intro">Hi</p>
   CSS:
   #intro { color: yellow; }
   .note { color: red; }
   p { color: white; } (a) white (b) red (c) black (d) yellow
8. 8.What does justify-content: flex-end do? (a) packs boxes at the start (b) packs boxes at the end (c) puts boxes in the middle (d) equal gaps, none at ends
9. 9.⚖️ What colour is the text of this element?
   <h1 class="red" id="main">Hi</h1>
   CSS:
   .red { color: green; }
   .red { color: red; } (a) blue (b) white (c) green (d) red
10. 10.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 210px;
      justify-content: flex-start;
    }
    Inside are 2 boxes, each 100px wide (no margins).
11. 11.What does font-family do? (a) makes the text bold (b) colours behind the text (c) picks the font style (d) sets the letter colour
12. 12.🖌️ What colour are the letters?
    h2 {
      text-align: center;
      color: orange;
      background-color: green;
      font-size: 16px;
    } (a) green (b) orange (c) yellow
13. 13.True or false: .star is a class selector. (a) False (b) True
14. 14.🎯 Which element does the selector #end style? (a) <p class="end"> (b) <p id="end"> (c) <p id="hero"> (d) <h1 class="big">
15. 15.✍️ What value is given to margin in this rule?
    #top {
      margin: 10px;
      font-size: 20px;
      font-style: italic;
      border: 2px solid;
    } (a) margin (b) 8px (c) bold (d) 10px
16. 16.📱 max-width: 600px applies when the screen is ___. (a) 600px or wider (b) exactly 1000px (c) turned off (d) 600px or narrower
17. 17.True or false: CSS counts down a timer. (a) False (b) True
18. 18.Which of these does CSS do? (a) makes headings and lists (b) reacts to a button click (c) makes a form box (d) rounds box corners
19. 19.🔍 Which is the odd one out? (a) makes a link (b) makes headings and lists (c) sets colours and fonts (d) makes a form box
20. 20.📱 Responsive design means a page ___. (a) has no pictures (b) fits every screen (c) never changes (d) is only for laptops
21. 21.🌈 In #rrggbb, which colour do the first two digits give? (a) green (b) blue (c) black (d) red
22. 22.✍️ What is the selector in this CSS rule?
    li {
      color: red;
      background-color: yellow;
      margin: 10px;
    } (a) body (b) yellow (c) li (d) color
23. 23.🖌️ Which CSS property centres a heading? (a) color (b) text-align (c) font-family (d) font-weight
24. 24.📱 The screen is 320px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 18px;
      }
    } (a) Yes (b) No
25. 25.🌈 What is the biggest number one colour can have in rgb()? (a) 100 (b) 99 (c) 1000 (d) 255
26. 26.✍️ Which property is set to italic in this rule?
    li {
      background-color: yellow;
      font-style: italic;
      text-align: center;
    } (a) font-style (b) color (c) font-size (d) italic
27. 27.⚖️ What colour is the text of this element?
    <h2 class="star" id="top">Hi</h2>
    CSS:
    .star { color: red; }
    .star { color: blue; } (a) yellow (b) green (c) blue (d) red
28. 28.⚖️ What colour is the text of this element?
    <h1 class="menu" id="top">Hi</h1>
    CSS:
    #top { color: orange; }
    #top { color: purple; } (a) blue (b) orange (c) yellow (d) purple
29. 29.🌈 Hex digits go 0 to 9, then A to which letter? (a) G (b) Z (c) F (d) J
30. 30.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 320px;
      justify-content: flex-start;
    }
    Inside are 3 boxes, each 100px wide (no margins).
31. 31.💪 Which justify-content value packs boxes at the start? (a) center (b) space-between (c) flex-start (d) flex-end
32. 32.🌈 In #rrggbb, which colour do the last two digits give? (a) red (b) white (c) green (d) blue
33. 33.🎯 What kind of selector is .menu? (a) an element selector (b) an id selector (c) a class selector
34. 34.🎯 Which sign starts a class selector? (a) . (b) @ (c) & (d) #
35. 35.✍️ How many declarations (property: value pairs) are in this rule?
    h1 {
      color: red;
      font-size: 20px;
    }
36. 36.✍️ What value is given to background-color in this rule?
    h2 {
      color: red;
      background-color: yellow;
    } (a) 10px (b) background-color (c) yellow (d) 8px
37. 37.🖌️ What colour are the letters?
    li {
      text-align: left;
      background-color: purple;
      color: blue;
      font-size: 32px;
    } (a) red (b) purple (c) blue
38. 38.True or false: .star is an id selector. (a) True (b) False
39. 39.🖌️ Where does the text sit on its line?
    h1 {
      background-color: yellow;
      font-size: 20px;
      text-align: right;
      color: blue;
    } (a) on the left (b) on the right (c) in the middle
40. 40.📦 In the box model, which part is the gap round content? (a) border (b) padding (c) content (d) margin

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