CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 912 · 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.🌈 In #060000 the red part is the hex number 06. What is it as a normal number?
2. 2.True or false: #hero is an id selector. (a) True (b) False
3. 3.⚖️ Two rules with the same selector set a colour. Which one wins? (a) neither (b) the later one (c) the first one (d) the shorter one
4. 4.Which of these is the content? (a) the text or picture (b) a solid or dotted edge (c) the gap round content (d) the line round the box
5. 5.📱 The screen is 540px wide. Does the rule inside @media apply?
   p {
     font-size: 24px;
   }
   @media (min-width: 1024px) {
     p {
       font-size: 26px;
     }
   } (a) Yes (b) No
6. 6.🧩 Which language reacts to a button click? (a) JavaScript (b) HTML (c) CSS
7. 7.🔍 Which is the odd one out? (a) adds space around boxes (b) changes the text size (c) lays out the page (d) puts a picture on a page
8. 8.💪 How wide (px) is each gap between two boxes?
   .row {
     display: flex;
     width: 400px;
     justify-content: space-between;
   }
   Inside are 4 boxes, each 40px wide (no margins).
9. 9.⚖️ What colour is the text of this element?
   <h2 class="star" id="top">Hi</h2>
   CSS:
   .star { color: purple; }
   .star { color: blue; } (a) purple (b) blue (c) yellow (d) orange
10. 10.📦 In the box model, which part is space outside the border? (a) margin (b) content (c) border (d) padding
11. 11.🎯 What kind of selector is #hero? (a) an id selector (b) a class selector (c) an element selector
12. 12.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 80px;
      padding: 20px;
      border: 5px solid black;
      margin: 10px;
    }
13. 13.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 360px;
      justify-content: center;
    }
    Inside are 2 boxes, each 100px wide (no margins).
14. 14.What does background-color do? (a) colours behind the text (b) picks the font style (c) centres a heading (d) makes the text bold
15. 15.🌈 Which colour is rgb(255, 0, 255)? (a) magenta (b) red (c) cyan (d) bright green
16. 16.📱 The screen is 1100px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 24px;
      }
    }
17. 17.🎯 Which CSS selector matches this element?
    <div class="menu" id="end">Hello</div> (a) .note (b) #end (c) #menu (d) #hero
18. 18.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 10px;
      }
    }
19. 19.🖌️ What colour is behind the letters?
    h1 {
      color: orange;
      background-color: black;
      text-align: left;
      font-size: 12px;
    } (a) black (b) orange (c) blue
20. 20.✍️ What is the selector in this CSS rule?
    body {
      text-align: center;
      font-size: 20px;
      border: 2px solid;
      margin: 10px;
    } (a) .box (b) body (c) 20px (d) text-align
21. 21.🌈 Which colour of light is strongest in rgb(237, 28, 13)? (a) blue (b) red (c) green
22. 22.🌈 Which colour of light is strongest in rgb(238, 60, 98)? (a) green (b) blue (c) red
23. 23.True or false: margin is the text or picture. (a) False (b) True
24. 24.True or false: the border is a solid or dotted edge. (a) True (b) False
25. 25.Which of these does CSS do? (a) makes headings and lists (b) gives the page structure (c) puts a picture on a page (d) lays out the page
26. 26.🎯 Which CSS selector matches this element?
    <span class="box" id="hero">Hello</span> (a) .star (b) #top (c) #box (d) .box
27. 27.🔍 Which is the odd one out? (a) reacts to a button click (b) makes headings and lists (c) puts a picture on a page (d) makes a link
28. 28.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 160px;
      padding: 15px;
      border: 5px solid black;
      margin: 15px;
    }
29. 29.🌈 Which colour is #ff00ff? (a) cyan (b) magenta (c) red (d) blue
30. 30.⚖️ What colour is the text of this element?
    <p class="note" id="intro">Hi</p>
    CSS:
    #intro { color: blue; }
    .note { color: yellow; } (a) yellow (b) red (c) green (d) blue
31. 31.🖌️ Which CSS property sets the letter colour? (a) font-weight (b) text-align (c) color (d) font-family
32. 32.What does color do? (a) picks the font style (b) centres a heading (c) sets the letter colour (d) colours behind the text
33. 33.⚖️ Which selector is the weakest? (a) a class selector (b) an element selector (c) an id selector
34. 34.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 70px;
      padding: 15px;
      border: 3px solid black;
      margin: 15px;
    }
35. 35.What does font-family do? (a) centres a heading (b) sets the letter colour (c) makes the text bold (d) picks the font style
36. 36.✍️ Which property is set to 10px in this rule?
    .note {
      text-align: center;
      color: red;
      margin: 10px;
      font-style: italic;
    } (a) padding (b) font-weight (c) margin (d) 10px
37. 37.Which of these does JavaScript do? (a) gives the page structure (b) makes a link (c) adds space around boxes (d) checks a quiz answer
38. 38.🎯 What kind of selector is p? (a) an id selector (b) an element selector (c) a class selector
39. 39.Which of these is the border? (a) space inside the border (b) the gap round content (c) the text or picture (d) a solid or dotted edge
40. 40.🌈 Which colour is #ffffff? (a) blue (b) magenta (c) white (d) red

Free html and css lessons, practice and worksheets at talentjr.in/html-css-for-kids