CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 706 · 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 is the odd one out? (a) adds space around boxes (b) counts down a timer (c) shows a pop-up message (d) changes the page live
2. 2.⚖️ Two rules with the same selector set a colour. Which one wins? (a) the later one (b) the shorter one (c) neither (d) the first one
3. 3.True or false: the content is a solid or dotted edge. (a) False (b) True
4. 4.📱 The screen is 540px wide. Does the rule inside @media apply?
   p {
     font-size: 20px;
   }
   @media (max-width: 768px) {
     p {
       font-size: 16px;
     }
   } (a) Yes (b) No
5. 5.📦 In the box model, which part is space inside the border? (a) padding (b) content (c) margin (d) border
6. 6.🖌️ What colour are the letters?
   h1 {
     color: orange;
     text-align: left;
     font-size: 20px;
     background-color: green;
   } (a) blue (b) green (c) orange
7. 7.⚖️ What colour is the text of this element?
   <p class="big" id="top">Hi</p>
   CSS:
   p { color: purple; }
   #top { color: red; } (a) white (b) purple (c) red (d) green
8. 8.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 240px;
     justify-content: center;
   }
   Inside are 2 boxes, each 40px wide (no margins).
9. 9.✍️ What value is given to text-align in this rule?
   .note {
     font-size: 20px;
     text-align: center;
     background-color: yellow;
   } (a) text-align (b) yellow (c) 10px (d) center
10. 10.🎯 Which element does the selector .note style? (a) <h2 class="red"> (b) <h1 class="note"> (c) <h1 class="big"> (d) <h1 id="note">
11. 11.True or false: HTML checks a quiz answer. (a) True (b) False
12. 12.📱 max-width: 600px applies when the screen is ___. (a) 600px or narrower (b) 600px or wider (c) exactly 1000px (d) turned off
13. 13.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 180px;
      justify-content: center;
    }
    Inside are 2 boxes, each 40px wide (no margins).
14. 14.🎯 Which CSS selector matches this element?
    <div class="menu" id="hero">Hello</div> (a) div (b) span (c) .hero (d) #top
15. 15.📦 In the box model, which part is a solid or dotted edge? (a) content (b) margin (c) padding (d) border
16. 16.⚖️ Which selector is the strongest? (a) a class selector (b) an id selector (c) an element selector
17. 17.✍️ Which property is set to yellow in this rule?
    h1 {
      font-weight: bold;
      background-color: yellow;
      color: red;
      width: 300px;
    } (a) margin (b) background-color (c) yellow (d) padding
18. 18.What does justify-content: flex-start do? (a) puts boxes in the middle (b) packs boxes at the end (c) packs boxes at the start (d) equal gaps, none at ends
19. 19.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 240px;
      justify-content: center;
    }
    Inside are 2 boxes, each 100px wide (no margins).
20. 20.🌈 In #rrggbb, which colour do the first two digits give? (a) green (b) blue (c) black (d) red
21. 21.💪 Which flexbox property sets space between boxes? (a) justify-content (b) gap (c) display: flex (d) align-items
22. 22.✍️ How many declarations (property: value pairs) are in this rule?
    body {
      font-weight: bold;
      padding: 8px;
    }
23. 23.🖌️ What colour are the letters?
    h2 {
      text-align: left;
      font-size: 28px;
      background-color: red;
      color: white;
    } (a) orange (b) red (c) white
24. 24.Which of these is the border? (a) space inside the border (b) the gap round content (c) space outside the border (d) a solid or dotted edge
25. 25.Which of these does HTML do? (a) counts down a timer (b) sets colours and fonts (c) shows a pop-up message (d) makes headings and lists
26. 26.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 110px;
      padding: 10px;
      border: 2px solid black;
      margin: 5px;
    }
27. 27.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 190px;
      padding: 5px;
      border: 2px solid black;
      margin: 0px;
    }
28. 28.⚖️ What colour is the text of this element?
    <p class="box" id="top">Hi</p>
    CSS:
    p { color: red; }
    .box { color: white; }
    #top { color: green; } (a) red (b) green (c) purple (d) white
29. 29.True or false: padding is space inside the border. (a) True (b) False
30. 30.Which of these does JavaScript do? (a) counts down a timer (b) rounds box corners (c) puts a picture on a page (d) makes a form box
31. 31.True or false: JavaScript changes the text size. (a) False (b) True
32. 32.🖌️ What colour is behind the letters?
    h2 {
      text-align: left;
      color: red;
      font-size: 32px;
      background-color: green;
    } (a) orange (b) red (c) green
33. 33.True or false: .star is an element selector. (a) True (b) False
34. 34.🖌️ Which CSS property colours behind the text? (a) color (b) background-color (c) font-family (d) font-size
35. 35.🔍 Which is the odd one out? (a) counts down a timer (b) changes the page live (c) lays out the page (d) shows a pop-up message
36. 36.True or false: .card is a class selector. (a) False (b) True
37. 37.⚖️ What colour is the text of this element?
    <p class="star" id="logo">Hi</p>
    CSS:
    .star { color: black; }
    #logo { color: white; } (a) white (b) black (c) orange (d) green
38. 38.💪 Which justify-content value packs boxes at the end? (a) flex-start (b) space-between (c) center (d) flex-end
39. 39.🌈 Which colour is #ff0000? (a) blue (b) yellow (c) red (d) bright green
40. 40.✍️ What value is given to background-color in this rule?
    #top {
      text-align: center;
      background-color: yellow;
    } (a) 8px (b) background-color (c) yellow (d) 10px

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