App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 101 · 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.🔀 What is a user flow? (a) the path through screens (b) a charging cable (c) a type of font (d) a colour theme
2. 2.✏️ Is this true of a wireframe or of a final design: looks like the real app? (a) a wireframe (b) a final design
3. 3.🔢 In a quiz-app flow, which comes first: “tap “Start quiz”” or “see if it is right”? (a) tap “Start quiz” (b) see if it is right
4. 4.🎨 Is this about UI or UX: how fast a task is done? (a) UI (b) UX
5. 5.🔍 Which is the odd one out? (a) the button colours (b) the screen layout (c) the theme colours (d) how many taps it takes
6. 6.🖼️ In this wireframe (top to bottom), what is right below the search box?
   [ title text ]
   [ menu icon ]
   [ filter buttons ]
   [ big picture ]
   [ search box ]
   [ tab bar ] (a) title text (b) big picture (c) menu icon (d) tab bar
7. 7.💾 Where should the app save the sound on/off setting: on the phone or in the cloud? (a) on the phone (b) in the cloud
8. 8.👆 Two designs for the same task (each arrow is one tap). How many taps does Design B need?
   Design A: Home → Menu → Confirm
   Design B: Home → Search → Confirm → Item
9. 9.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
   Caption: 16 px
   Menu: 11 px
   Label: 15 px
10. 10.🔘 Our rule: buttons are at least 48 px tall. The Save button is 28 px tall. How many px taller must it be?
11. 11.Which of these helps everyone use the app? (a) colour as the only clue (b) icons with no labels (c) strong colour contrast (d) fast-flashing lights
12. 12.🖼️ In this wireframe (top to bottom), what is right above the search box?
    [ title text ]
    [ filter buttons ]
    [ big picture ]
    [ Save button ]
    [ search box ] (a) big picture (b) Save button (c) filter buttons (d) title text
13. 13.👆 Two designs for the same task (each arrow is one tap). Which needs FEWER taps?
    Design A: Home → Menu → Size
    Design B: Home → Search → Results → Size → Pay → Offers → Menu (a) Design A (b) Design B
14. 14.♿ Why add captions to videos? (a) so anyone can follow (b) to slow them down (c) to hide the sound (d) to add colour
15. 15.✏️ A box with a cross in a wireframe usually means ___. (a) delete this (b) a picture goes here (c) an error (d) a closed app
16. 16.🔢 In a food-order flow, what comes right after “pick a dish”? (a) check the cart (b) open the menu (c) pay for the order (d) add it to the cart
17. 17.✏️ What is a wireframe? (a) a charging cable (b) the finished app (c) a type of password (d) a simple screen sketch
18. 18.True or false: whether users get lost is about UI (the look). (a) True (b) False
19. 19.✏️ Is this true of a wireframe or of a final design: uses plain grey boxes? (a) a final design (b) a wireframe
20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. open “Help page”
    Which screen are you on now? (a) Friend list (b) Home (c) Score card (d) Help page
21. 21.True or false: the sound on/off setting fits saving in the cloud. (a) False (b) True
22. 22.🔢 In a sign-up flow, what comes right after “tap “Sign up””? (a) see the home screen (b) open the app (c) type name and email (d) make a password
23. 23.True or false: a class leaderboard fits saving on the phone. (a) False (b) True
24. 24.🖼️ In this wireframe (top to bottom), what is right above the search box?
    [ title text ]
    [ Save button ]
    [ Add button ]
    [ big picture ]
    [ search box ] (a) Add button (b) big picture (c) title text (d) Save button
25. 25.♿ Does this help everyone, or make the app harder to use: text that can grow? (a) helps everyone (b) makes it harder
26. 26.👆 Two designs for the same task (each arrow is one tap). Which needs FEWER taps?
    Design A: Home → Offers → Search → Pens
    Design B: Home → Address → Cart → Size → Offers (a) Design A (b) Design B
27. 27.♿ A screen has 10 icon buttons. Only 6 of them have a text label for screen readers. How many still need a label?
28. 28.🎨 A beautiful app that confuses everyone has ___. (a) no UI at all (b) good UX but poor UI (c) perfect UX (d) good UI but poor UX
29. 29.💾 Where should the app save your last game level: on the phone or in the cloud? (a) in the cloud (b) on the phone
30. 30.True or false: a wireframe has the real colours. (a) True (b) False
31. 31.🔘 Our rule: buttons are at least 48 px tall. The Save button is 20 px tall. How many px taller must it be?
32. 32.Which of these fits saving on the phone? (a) chat messages to friends (b) a shared to-do list (c) photos on two devices (d) a draft you are typing
33. 33.🔘 Our rule: buttons are at least 48 px tall. How many of these buttons follow the rule?
    Back button: 44 px tall
    Save button: 32 px tall
    Cancel button: 52 px tall
34. 34.True or false: how easy sign-up is is about UI (the look). (a) True (b) False
35. 35.True or false: a final design uses the final pictures. (a) True (b) False
36. 36.🔍 Which is the odd one out? (a) how users feel after (b) how fast a task is done (c) how easy sign-up is (d) the icon shapes
37. 37.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ menu icon ]
    [ Add button ]
    [ filter buttons ]
    [ search box ] (a) menu icon (b) search box (c) Add button (d) filter buttons
38. 38.🖼️ How many parts (boxes) does this wireframe have?
    [ top bar ]
    [ search box ]
    [ big picture ]
    [ Save button ]
39. 39.Which of these is true of a final design? (a) shows where things go (b) uses plain grey boxes (c) is a quick sketch (d) shows the real fonts
40. 40.Which of these is true of a wireframe? (a) looks like the real app (b) uses the final pictures (c) is a quick sketch (d) has the real colours

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