App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 616 · 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.🔘 Is this good or poor button design: icons with no meaning? (a) good design (b) poor design
2. 2.🔢 In a food-order flow, what comes right after “check the cart”? (a) open the menu (b) pay for the order (c) track the order (d) pick a dish
3. 3.🔀 What is a user flow? (a) a type of font (b) a colour theme (c) a charging cable (d) the path through screens
4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Edit photo”
   2. open “Edit photo”
   3. open “Match report”
   4. tap the Home tab
   5. tap the Search tab
   Which screen are you on now? (a) Home (b) Edit photo (c) Match report (d) Search
5. 5.💾 Which can hold many values in order? (a) a button (b) a list (c) a switch (d) a single number
6. 6.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) nowhere (d) inside a button
7. 7.♿ Does this help everyone, or make the app harder to use: captions on videos? (a) makes it harder (b) helps everyone
8. 8.♿ What does a screen reader do? (a) plays music (b) takes photos (c) reads the screen aloud (d) makes text tiny
9. 9.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
   [ filter buttons ]
   [ Add button ]
   [ top bar ]
   [ big picture ]
   [ Save button ]
   [ list of items ] (a) Save button (b) top bar (c) filter buttons (d) list of items
10. 10.True or false: a shared to-do list fits saving on the phone. (a) False (b) True
11. 11.Which colour pair is hard to read? (a) light grey on white (b) black on yellow (c) black on pale grey (d) white on black
12. 12.🔢 In a sign-up flow, which comes FIRST? (a) type name and email (b) see the home screen (c) make a password (d) open the app
13. 13.👆 Two designs for the same task (each arrow is one tap). How many taps does Design B need?
    Design A: Home → Item → Address
    Design B: Home → Confirm → Item → Address → Size → Results
14. 14.True or false: a final design uses plain grey boxes. (a) True (b) False
15. 15.Which of these is about UI (the look)? (a) how fast a task is done (b) the font size (c) whether users get lost (d) how many taps it takes
16. 16.🔢 In a food-order flow, which comes LAST? (a) pay for the order (b) add it to the cart (c) pick a dish (d) track the order
17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Match report”
    4. tap the Me tab
    Which screen are you on now? (a) Badges (b) Help page (c) Me (d) Match report
18. 18.✏️ Is this true of a wireframe or of a final design: looks like the real app? (a) a wireframe (b) a final design
19. 19.🔢 In a sign-up flow, what comes right after “open the app”? (a) tap “Sign up” (b) make a password (c) see the home screen (d) enter the code sent
20. 20.💾 Where should the app save notes to read offline: on the phone or in the cloud? (a) in the cloud (b) on the phone
21. 21.🔘 Is this good or poor button design: space between buttons? (a) poor design (b) good design
22. 22.True or false: grey text on grey is good button design. (a) True (b) False
23. 23.♿ Does this help everyone, or make the app harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
24. 24.🔍 Which is the odd one out? (a) how fast a task is done (b) how many taps it takes (c) the theme colours (d) how users feel after
25. 25.True or false: a wireframe has no real colours. (a) True (b) False
26. 26.True or false: “strong colour contrast” helps everyone use the app. (a) True (b) False
27. 27.🔍 Which is the odd one out? (a) whether users get lost (b) the button colours (c) how easy sign-up is (d) how fast a task is done
28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
29. 29.🔢 In a quiz-app flow, which comes first: “pick an answer” or “tap “Start quiz””? (a) tap “Start quiz” (b) pick an answer
30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
31. 31.♿ A screen has 5 icon buttons. Only 1 of them have a text label for screen readers. How many still need a label?
32. 32.🔘 Our rule: buttons are at least 48 px tall. The Send button is 32 px tall. How many px taller must it be?
33. 33.🔢 In a photo-post flow, which comes LAST? (a) post the photo (b) write a caption (c) add a filter (d) take the photo
34. 34.👆 Two designs for the same task (each arrow is one tap). How many taps does Design B need?
    Design A: Home → Shop → Offers → Cart → Pay → Pens → Address
    Design B: Home → Item → Cart → Results
35. 35.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
36. 36.🔀 A screen with no way forward or back is called a ___. (a) home screen (b) dead end (c) shortcut (d) tab bar
37. 37.True or false: whether users get lost is about UX (the experience). (a) True (b) False
38. 38.🔢 In a food-order flow, which comes first: “open the menu” or “pick a dish”? (a) open the menu (b) pick a dish
39. 39.🔢 In a food-order flow, which comes first: “check the cart” or “add it to the cart”? (a) check the cart (b) add it to the cart
40. 40.🔍 Which is the odd one out? (a) tiny tap areas (b) labels on every icon (c) big touch targets (d) strong colour contrast

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