App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 255 · 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.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
   Menu: 11 px
   Footer: 20 px
   Body text: 21 px (a) Body text (b) Menu (c) Footer
2. 2.Which of these is about UX (the experience)? (a) the icon shapes (b) the font size (c) whether users get lost (d) the button colours
3. 3.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) switches main sections (c) sits at the bottom (d) hides extra links
4. 4.✏️ What is the easiest way to draw a first wireframe? (a) a phone case (b) a 3D printer (c) a microphone (d) pencil and paper
5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Help page”
   2. tap Back
   3. open “Match report”
   How many times must you tap Back to reach the main screen of this tab?
6. 6.💾 Where should the app save the sound on/off setting: on the phone or in the cloud? (a) in the cloud (b) on the phone
7. 7.💾 Which can hold many values in order? (a) a list (b) a button (c) a switch (d) a single number
8. 8.True or false: a final design has the real colours. (a) True (b) False
9. 9.🔀 A screen with no way forward or back is called a ___. (a) shortcut (b) dead end (c) home screen (d) tab bar
10. 10.Which of these is true of a wireframe? (a) has the real colours (b) is a quick sketch (c) looks like the real app (d) uses the final pictures
11. 11.♿ Accessibility means an app works for ___. (a) only experts (b) nobody (c) only the coder (d) everyone
12. 12.Which of these is about UI (the look)? (a) how many taps it takes (b) how users feel after (c) the screen layout (d) how easy sign-up is
13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Badges”
    Which screen are you on now? (a) Home (b) Match report (c) Badges (d) Search
14. 14.🔢 In a sign-up flow, what comes right after “tap “Sign up””? (a) open the app (b) type name and email (c) see the home screen (d) make a password
15. 15.Which of these makes the app harder to use? (a) strong colour contrast (b) text that can grow (c) labels on every icon (d) sudden loud sounds
16. 16.💾 Where should the app save notes to read offline: on the phone or in the cloud? (a) on the phone (b) in the cloud
17. 17.Which colour pair is hard to read? (a) dark blue on black (b) white on dark green (c) white on black (d) dark blue on white
18. 18.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ tab bar ]
    [ filter buttons ]
    [ menu icon ]
    [ Add button ]
    [ list of items ] (a) menu icon (b) tab bar (c) filter buttons (d) list of items
19. 19.Which of these is true of a wireframe? (a) uses the final pictures (b) has the real colours (c) shows the real fonts (d) uses plain grey boxes
20. 20.✏️ A box with a cross in a wireframe usually means ___. (a) a picture goes here (b) an error (c) delete this (d) a closed app
21. 21.🔢 In a quiz-app flow, what comes right after “pick an answer”? (a) see the final score (b) see if it is right (c) tap “Start quiz” (d) read a question
22. 22.🌗 Is white on dark green easy or hard to read on a button? (a) hard to read (b) easy to read
23. 23.🔍 Which is the odd one out? (a) the font size (b) the icon shapes (c) the button colours (d) how fast a task is done
24. 24.Which of these is true of a final design? (a) uses the final pictures (b) is a quick sketch (c) has no real colours (d) uses plain grey boxes
25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Badges”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
26. 26.Which colour pair is easy to read? (a) pale pink on white (b) red on green (c) light grey on white (d) white on black
27. 27.🔘 Is this good or poor button design: grey text on grey? (a) good design (b) poor design
28. 28.🔢 In a sign-up flow, which comes FIRST? (a) make a password (b) open the app (c) tap “Sign up” (d) see the home screen
29. 29.🖼️ In this wireframe (top to bottom), what is right below the search box?
    [ top bar ]
    [ filter buttons ]
    [ search box ]
    [ menu icon ] (a) top bar (b) filter buttons (c) menu icon
30. 30.🔘 Is this good or poor button design: a clear word like Save? (a) good design (b) poor design
31. 31.🔍 Which is the odd one out? (a) whether users get lost (b) the button colours (c) the icon shapes (d) the theme colours
32. 32.🔘 Our rule: buttons are at least 48 px tall. Which button is too small?
    Done button: 52 px tall
    Next button: 60 px tall
    Save button: 40 px tall (a) Done (b) Next (c) Save
33. 33.👆 Two designs for the same task (each arrow is one tap). How many taps does Design B need?
    Design A: Home → Confirm → Pens → Cart → Size → Menu
    Design B: Home → Item → Size → Pay → Results
34. 34.💾 Saving data in the cloud lets you ___. (a) use it on any device (b) never need a password (c) skip the internet (d) shrink the app
35. 35.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Footer: 13 px
    Menu: 10 px
    Body text: 13 px
    Caption: 21 px
36. 36.♿ Does this help everyone, or make the app harder to use: captions on videos? (a) makes it harder (b) helps everyone
37. 37.🔢 In a sign-up flow, which comes first: “open the app” or “make a password”? (a) open the app (b) make a password
38. 38.♿ Does this help everyone, or make the app harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
39. 39.Which of these fits saving on the phone? (a) a class leaderboard (b) a shared to-do list (c) chat messages to friends (d) your last game level
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?

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