App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 704 · 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 true of a wireframe or of a final design: has no real colours? (a) a wireframe (b) a final design
2. 2.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
   [ tab bar ]
   [ list of items ]
   [ big picture ]
   [ search box ]
   [ top bar ]
   [ title text ] (a) title text (b) big picture (c) tab bar (d) top bar
3. 3.Which of these is true of a wireframe? (a) uses the final pictures (b) looks like the real app (c) has the real colours (d) is a quick sketch
4. 4.✏️ Is this true of a wireframe or of a final design: has the real colours? (a) a wireframe (b) a final design
5. 5.♿ A screen has 9 icon buttons. Only 3 of them have a text label for screen readers. How many still need a label?
6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Search tab
   2. open “Friend list”
   3. open “Edit photo”
   Which screen are you on now? (a) Search (b) Home (c) Edit photo (d) Friend list
7. 7.🎨 Is this about UI or UX: the font size? (a) UI (b) UX
8. 8.🔢 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
9. 9.🖼️ In this wireframe (top to bottom), what is right below the filter buttons?
   [ Save button ]
   [ list of items ]
   [ filter buttons ]
   [ search box ]
   [ top bar ] (a) top bar (b) list of items (c) Save button (d) search box
10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Edit photo”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
11. 11.💾 Saving data in the cloud lets you ___. (a) use it on any device (b) skip the internet (c) never need a password (d) shrink the app
12. 12.True or false: the theme colours is about UX (the experience). (a) False (b) True
13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Badges”
    Which screen are you on now? (a) Quiz (b) Lessons (c) Badges (d) Me
14. 14.💾 Where should the app save a draft you are typing: on the phone or in the cloud? (a) in the cloud (b) on the phone
15. 15.🔢 In a sign-up flow, which comes LAST? (a) open the app (b) enter the code sent (c) tap “Sign up” (d) see the home screen
16. 16.💾 What number does this code show?
    let stars = 8;
    stars = stars - 5;
    stars = stars + 2;
    show(stars);
17. 17.♿ Accessibility means an app works for ___. (a) everyone (b) nobody (c) only the coder (d) only experts
18. 18.Which of these helps everyone use the app? (a) sudden loud sounds (b) captions on videos (c) colour as the only clue (d) fast-flashing lights
19. 19.✏️ Do wireframes usually show the final colours? (a) Yes (b) No
20. 20.🔘 Our rule: buttons are at least 48 px tall. Which button is too small?
    Send button: 52 px tall
    Save button: 52 px tall
    Start button: 44 px tall
    Done button: 72 px tall (a) Done (b) Start (c) Send (d) Save
21. 21.Which of these fits saving on the phone? (a) a shared to-do list (b) your last game level (c) chat messages to friends (d) a class leaderboard
22. 22.🔀 A screen with no way forward or back is called a ___. (a) dead end (b) home screen (c) shortcut (d) tab bar
23. 23.True or false: a final design uses plain grey boxes. (a) True (b) False
24. 24.Which of these helps everyone use the app? (a) fast-flashing lights (b) icons with no labels (c) text that can grow (d) tiny tap areas
25. 25.True or false: whether users get lost is about UX (the experience). (a) True (b) False
26. 26.👆 Two designs for the same task (each arrow is one tap). How many taps does the shorter design save?
    Design A: Home → Offers → Results → Size → Search → Pay → Cart
    Design B: Home → Pay → Offers → Shop
27. 27.♿ Does this help everyone, or make the app harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
28. 28.🔢 In a quiz-app flow, which comes first: “see if it is right” or “tap “Start quiz””? (a) tap “Start quiz” (b) see if it is right
29. 29.✏️ A box with a cross in a wireframe usually means ___. (a) delete this (b) a picture goes here (c) a closed app (d) an error
30. 30.🔍 Which is the odd one out? (a) the screen layout (b) the theme colours (c) how fast a task is done (d) the icon shapes
31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Match report”
    3. tap the Chat tab
    Which screen are you on now? (a) Match report (b) Chat (c) Feed (d) Video
32. 32.🔍 Which is the odd one out? (a) tiny tap areas (b) labels on every icon (c) colour as the only clue (d) sudden loud sounds
33. 33.🖼️ In this wireframe (top to bottom), what is right above the menu icon?
    [ top bar ]
    [ list of items ]
    [ big picture ]
    [ title text ]
    [ menu icon ]
    [ tab bar ] (a) title text (b) top bar (c) big picture (d) tab bar
34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Friend list”
    4. open “Help page”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Match report”
    Which screen are you on now? (a) Help page (b) Feed (c) Chat (d) Match report
36. 36.🔘 Is this good or poor button design: space between buttons? (a) poor design (b) good design
37. 37.🔢 In a food-order flow, what comes right after “add it to the cart”? (a) check the cart (b) open the menu (c) track the order (d) pay for the order
38. 38.Which colour pair is easy to read? (a) dark blue on black (b) yellow on white (c) light grey on white (d) black on pale grey
39. 39.True or false: “text that can grow” makes the app harder to use. (a) False (b) True
40. 40.Which of these is about UX (the experience)? (a) how many taps it takes (b) the theme colours (c) the button colours (d) the icon shapes

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students