CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 514 · 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.📱 The screen is 540px wide. Does the rule inside @media apply?
   p {
     font-size: 20px;
   }
   @media (max-width: 1024px) {
     p {
       font-size: 18px;
     }
   } (a) No (b) Yes
2. 2.✍️ How many declarations (property: value pairs) are in this rule?
   .box {
     background-color: yellow;
   }
3. 3.⚖️ What colour is the text of this element?
   <h2 class="big" id="main">Hi</h2>
   CSS:
   #main { color: yellow; }
   .big { color: black; }
   h2 { color: blue; } (a) yellow (b) red (c) blue (d) black
4. 4.🖌️ How big is the text, in px?
   h1 {
     font-size: 28px;
     background-color: green;
     color: blue;
     text-align: right;
   }
5. 5.💪 Which justify-content value packs boxes at the end? (a) flex-end (b) flex-start (c) space-between (d) center
6. 6.🖌️ Where does the text sit on its line?
   h1 {
     text-align: left;
     font-size: 40px;
     background-color: black;
     color: orange;
   } (a) on the right (b) on the left (c) in the middle
7. 7.💪 Which flexbox property lines boxes up across? (a) align-items (b) display: flex (c) gap (d) justify-content
8. 8.What does justify-content: space-between do? (a) packs boxes at the end (b) equal gaps, none at ends (c) puts boxes in the middle (d) packs boxes at the start
9. 9.🎨 Which attribute adds CSS inside one tag? (a) alt (b) style (c) src (d) href
10. 10.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 60px;
      padding: 10px;
      border: 1px solid black;
      margin: 20px;
    }
11. 11.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (max-width: 768px) {
      p {
        font-size: 10px;
      }
    }
12. 12.💪 Which flexbox property sets space between boxes? (a) flex-direction (b) gap (c) display: flex (d) align-items
13. 13.⚖️ What colour is the text of this element?
    <h1 class="red" id="top">Hi</h1>
    CSS:
    #top { color: black; }
    #top { color: blue; } (a) white (b) black (c) green (d) blue
14. 14.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 12px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 14px;
      }
    }
15. 15.🎯 Which CSS selector matches this element?
    <li class="star" id="intro">Hello</li> (a) .menu (b) #star (c) div (d) li
16. 16.What does justify-content: flex-start 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
17. 17.✍️ In color: blue; which part is the value? (a) : (b) color (c) ; (d) blue
18. 18.🔍 Which is the odd one out? (a) counts down a timer (b) shows a pop-up message (c) reacts to a button click (d) changes the text size
19. 19.Which of these does HTML do? (a) adds space around boxes (b) lays out the page (c) shows a pop-up message (d) makes a link
20. 20.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 80px;
      padding: 20px;
      border: 5px solid black;
      margin: 0px;
    }
21. 21.Which of these does HTML do? (a) reacts to a button click (b) changes the page live (c) makes a form box (d) lays out the page
22. 22.🔍 Which is the odd one out? (a) reacts to a button click (b) puts a picture on a page (c) gives the page structure (d) makes a link
23. 23.🎨 Which tag connects an outside CSS file? (a) <link> (b) <css> (c) <a> (d) <img>
24. 24.🖌️ How big is the text, in px?
    p {
      color: orange;
      text-align: left;
      background-color: blue;
      font-size: 32px;
    }
25. 25.True or false: CSS sets colours and fonts. (a) False (b) True
26. 26.⚖️ What colour is the text of this element?
    <p class="box" id="logo">Hi</p>
    CSS:
    #logo { color: white; }
    p { color: orange; } (a) white (b) purple (c) orange (d) red
27. 27.⚖️ Which selector is the weakest? (a) a class selector (b) an element selector (c) an id selector
28. 28.💪 Which justify-content value puts boxes in the middle? (a) flex-end (b) center (c) flex-start (d) space-between
29. 29.✍️ Which property is set to 10px in this rule?
    p {
      width: 300px;
      border: 2px solid;
      padding: 8px;
      margin: 10px;
    } (a) padding (b) 10px (c) font-weight (d) margin
30. 30.✍️ How many declarations (property: value pairs) are in this rule?
    .box {
      color: red;
      padding: 8px;
    }
31. 31.📦 How wide (px) is this box from the outer edge of its left border to the outer edge of its right border?
    .box {
      width: 230px;
      padding: 15px;
      border: 1px solid black;
      margin: 15px;
    }
32. 32.✍️ How many declarations (property: value pairs) are in this rule?
    li {
      width: 300px;
    }
33. 33.🖌️ Which CSS property sets the letter colour? (a) background-color (b) text-align (c) font-size (d) color
34. 34.📱 The screen is 414px wide. Does the rule inside @media apply?
    p {
      font-size: 20px;
    }
    @media (min-width: 1024px) {
      p {
        font-size: 22px;
      }
    } (a) Yes (b) No
35. 35.✍️ What is the selector in this CSS rule?
    li {
      color: red;
      font-style: italic;
      font-size: 20px;
    } (a) li (b) color (c) italic (d) body
36. 36.🖌️ Which CSS property picks the font style? (a) font-family (b) color (c) font-size (d) font-weight
37. 37.🎨 One CSS file can style how many pages? (a) only one image (b) only one word (c) no pages (d) many pages
38. 38.💪 Which justify-content value equal gaps, none at ends? (a) flex-end (b) center (c) space-between (d) flex-start
39. 39.⚖️ What colour is the text of this element?
    <p class="big" id="top">Hi</p>
    CSS:
    .big { color: green; }
    .big { color: white; } (a) purple (b) white (c) green (d) orange
40. 40.🌈 Which colour is #ff00ff? (a) magenta (b) blue (c) white (d) bright green

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