CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 652 · 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) reacts to a button click (b) rounds box corners (c) counts down a timer (d) checks a quiz answer
2. 2.🌈 Which colour is #ffff00? (a) bright green (b) blue (c) white (d) yellow
3. 3.🎯 Which sign starts a class selector? (a) & (b) @ (c) # (d) .
4. 4.🎯 Which element does the selector .big style? (a) <h1 class="red"> (b) <h1 id="big"> (c) <h2 class="box"> (d) <h1 class="big">
5. 5.⚖️ What colour is the text of this element?
   <h2 class="big" id="intro">Hi</h2>
   CSS:
   h2 { color: green; }
   h2 { color: purple; } (a) purple (b) orange (c) black (d) green
6. 6.⚖️ What colour is the text of this element?
   <p class="big" id="end">Hi</p>
   CSS:
   .big { color: yellow; }
   .big { color: white; } (a) yellow (b) red (c) white (d) blue
7. 7.🧩 Which language changes the text size? (a) CSS (b) JavaScript (c) HTML
8. 8.⚖️ What colour is the text of this element?
   <p class="menu" id="hero">Hi</p>
   CSS:
   .menu { color: green; }
   p { color: white; } (a) red (b) white (c) green (d) purple
9. 9.📱 Which tag helps phones show a page at the right size? (a) the br tag (b) the hr tag (c) the viewport meta tag (d) the title tag
10. 10.🎯 Which CSS selector matches this element?
    <h2 class="menu" id="intro">Hello</h2> (a) #menu (b) #intro (c) .intro (d) li
11. 11.🖌️ Which CSS property colours behind the text? (a) background-color (b) font-weight (c) font-family (d) color
12. 12.Which of these does CSS do? (a) puts a picture on a page (b) makes a link (c) sets colours and fonts (d) makes a form box
13. 13.Which of these does CSS do? (a) makes headings and lists (b) changes the text size (c) changes the page live (d) makes a form box
14. 14.True or false: JavaScript reacts to a button click. (a) False (b) True
15. 15.Which of these does HTML do? (a) changes the text size (b) rounds box corners (c) puts a picture on a page (d) adds space around boxes
16. 16.✍️ What value is given to font-weight in this rule?
    p {
      width: 300px;
      font-weight: bold;
      margin: 10px;
    } (a) 2px solid (b) bold (c) font-weight (d) 300px
17. 17.⚖️ Which selector is the strongest? (a) an id selector (b) an element selector (c) a class selector
18. 18.⚖️ What colour is the text of this element?
    <h2 class="big" id="logo">Hi</h2>
    CSS:
    h2 { color: green; }
    #logo { color: blue; }
    .big { color: red; } (a) purple (b) blue (c) green (d) red
19. 19.💪 Which flexbox property turns on flexbox? (a) align-items (b) justify-content (c) display: flex (d) gap
20. 20.🔍 Which is the odd one out? (a) makes a form box (b) adds space around boxes (c) sets colours and fonts (d) lays out the page
21. 21.📱 What does a media query check? (a) the page title (b) the time of day (c) the screen width (d) the battery level
22. 22.True or false: the border is a solid or dotted edge. (a) False (b) True
23. 23.🎯 What kind of selector is #logo? (a) an id selector (b) an element selector (c) a class selector
24. 24.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
25. 25.📦 In the box model, which part is the text or picture? (a) padding (b) border (c) margin (d) content
26. 26.🧩 Which language makes a form box? (a) HTML (b) CSS (c) JavaScript
27. 27.⚖️ What colour is the text of this element?
    <h2 class="note" id="top">Hi</h2>
    CSS:
    #top { color: blue; }
    #top { color: red; } (a) purple (b) blue (c) yellow (d) red
28. 28.🌈 Which colour is rgb(255, 255, 0)? (a) blue (b) yellow (c) black (d) cyan
29. 29.💪 How much empty space (px) is left after the last box?
    .row {
      display: flex;
      width: 320px;
      justify-content: flex-start;
    }
    Inside are 4 boxes, each 60px wide (no margins).
30. 30.True or false: #main is an id selector. (a) True (b) False
31. 31.⚖️ What colour is the text of this element?
    <p class="big" id="intro">Hi</p>
    CSS:
    p { color: blue; }
    #intro { color: yellow; }
    .big { color: green; } (a) yellow (b) blue (c) red (d) green
32. 32.✍️ What is the selector in this CSS rule?
    #top {
      padding: 8px;
      color: red;
      font-size: 20px;
      margin: 10px;
    } (a) red (b) li (c) padding (d) #top
33. 33.🌈 In #bd0000 the red part is the hex number bd. What is it as a normal number?
34. 34.What does color do? (a) sets the letter colour (b) picks the font style (c) colours behind the text (d) makes the text bold
35. 35.✍️ How many declarations (property: value pairs) are in this rule?
    h1 {
      width: 300px;
      margin: 10px;
    }
36. 36.🌈 Which colour is #0000ff? (a) cyan (b) blue (c) yellow (d) black
37. 37.📱 The screen is 414px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (max-width: 600px) {
      p {
        font-size: 18px;
      }
    } (a) Yes (b) No
38. 38.🎨 One CSS file can style how many pages? (a) no pages (b) only one image (c) many pages (d) only one word
39. 39.🌈 In #00008d the blue part is the hex number 8d. What is it as a normal number?
40. 40.🔍 Which is the odd one out? (a) checks a quiz answer (b) lays out the page (c) sets colours and fonts (d) rounds box corners

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