App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 103 · 40 questions

Developer's tip (Think like the user): First decide which topic the question is about. Use that lesson’s rule: 48 px buttons, 16 px text, the screen stack, the flow order. For code, count positions from 0.

1. 1.Which colour pair is hard to read? (a) dark blue on white (b) black on yellow (c) yellow on white (d) white on black
2. 2.🔘 Our rule: buttons are at least 48 px tall. The Save button is 44 px tall. How many px taller must it be?
3. 3.Which colour pair is hard to read? (a) black on yellow (b) red on green (c) black on pale grey (d) dark blue on white
4. 4.Which of these is about UI (the look)? (a) how many taps it takes (b) the button colours (c) how users feel after (d) how easy sign-up is
5. 5.🖼️ How many parts (boxes) does this wireframe have?
   [ filter buttons ]
   [ Add button ]
   [ list of items ]
   [ search box ]
6. 6.🌗 Is white on black easy or hard to read on a button? (a) hard to read (b) easy to read
7. 7.🔍 Which is the odd one out? (a) icons with no labels (b) labels on every icon (c) colour as the only clue (d) fast-flashing lights
8. 8.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
9. 9.🔘 Our rule: buttons are at least 48 px tall. How many of these buttons follow the rule?
   Back button: 44 px tall
   Done button: 48 px tall
   Next button: 48 px tall
10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
11. 11.🔢 In a sign-up flow, which comes first: “make a password” or “type name and email”? (a) type name and email (b) make a password
12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
13. 13.True or false: a wireframe uses plain grey boxes. (a) True (b) False
14. 14.Which colour pair is hard to read? (a) dark blue on white (b) black on yellow (c) white on black (d) light grey on white
15. 15.💾 Where should the app save your last game level: on the phone or in the cloud? (a) on the phone (b) in the cloud
16. 16.🖼️ In this wireframe (top to bottom), what is right below the top bar?
    [ top bar ]
    [ search box ]
    [ title text ]
    [ filter buttons ]
    [ list of items ]
    [ menu icon ] (a) title text (b) list of items (c) menu icon (d) search box
17. 17.True or false: icons with no meaning is poor button design. (a) True (b) False
18. 18.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
19. 19.🖼️ In this wireframe (top to bottom), what is right below the tab bar?
    [ Save button ]
    [ big picture ]
    [ tab bar ]
    [ filter buttons ]
    [ list of items ]
    [ title text ] (a) title text (b) filter buttons (c) big picture (d) list of items
20. 20.Which of these is about UX (the experience)? (a) the icon shapes (b) the theme colours (c) the button colours (d) how fast a task is done
21. 21.💾 Where should the app save a draft you are typing: on the phone or in the cloud? (a) on the phone (b) in the cloud
22. 22.True or false: the screen layout is about UI (the look). (a) False (b) True
23. 23.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ list of items ]
    [ search box ]
    [ top bar ]
    [ filter buttons ] (a) list of items (b) search box (c) filter buttons (d) top bar
24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Feed tab
    4. open “Help page”
    5. open “Friend list”
    Which screen are you on now? (a) Friend list (b) Help page (c) Feed (d) Map
25. 25.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
26. 26.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Hint: 18 px
    Footer: 12 px
    Body text: 22 px
    Menu: 12 px
27. 27.🔢 In a food-order flow, which comes first: “open the menu” or “pick a dish”? (a) pick a dish (b) open the menu
28. 28.🔢 In a sign-up flow, which comes first: “open the app” or “tap “Sign up””? (a) tap “Sign up” (b) open the app
29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap Back
    4. tap the Search tab
    5. open “Friend list”
    Which screen are you on now? (a) Map (b) Friend list (c) Score card (d) Home
30. 30.True or false: the sound on/off setting fits saving on the phone. (a) True (b) False
31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap the Home tab
    4. open “Help page”
    Which screen are you on now? (a) Video (b) Help page (c) Home (d) Edit photo
32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Video”
    4. open “Score card”
    Which screen are you on now? (a) Chat (b) Feed (c) Score card (d) Video
33. 33.💾 In most code, the first item of a list is at position ___. (a) 0 (b) 2 (c) 10 (d) 1
34. 34.True or false: a wireframe looks like the real app. (a) True (b) False
35. 35.Which of these fits saving in the cloud? (a) notes to read offline (b) your last game level (c) a draft you are typing (d) chat messages to friends
36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Edit photo”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
37. 37.🔍 Which is the odd one out? (a) sudden loud sounds (b) icons with no labels (c) big touch targets (d) tiny tap areas
38. 38.🔀 What is a user flow? (a) a type of font (b) a colour theme (c) a charging cable (d) the path through screens
39. 39.👆 Two designs for the same task (each arrow is one tap). How many taps does Design B need?
    Design A: Home → Menu → Shop → Address
    Design B: Home → Cart → Search
40. 40.Which colour pair is hard to read? (a) white on black (b) black on yellow (c) pale pink on white (d) white on dark green

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