App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 781 · 40 questions

Developer's tip (Stack of screens): Open a screen → it goes on top of the stack. Back → the top screen closes; you see the one underneath. Tap a tab → you jump to that tab’s main screen. Backs needed to get home = screens on the stack − 1.

1. 1.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
2. 2.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) in the middle (d) at the bottom
4. 4.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) hides extra links
5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Score card”
   2. tap the Home tab
   3. open “Help page”
   4. tap the Home tab
   Which screen are you on now? (a) Home (b) Help page (c) Score card (d) Search
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 “Help page”
   How many times must you tap Back to reach the main screen of this tab?
7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Match report”
   2. tap Back
   3. open “Video”
   How many times must you tap Back to reach the main screen of this tab?
8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Help page”
   2. open “Score card”
   3. tap Back
   Which screen are you on now? (a) Feed (b) Chat (c) Score card (d) Help page
9. 9.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 20 (c) 3 to 5 (d) 1
10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Search tab
    4. open “Score card”
    5. tap the Search tab
    Which screen are you on now? (a) Search (b) Home (c) Score card (d) Match report
11. 11.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) opens a list of pages (d) switches main sections
12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Lessons tab
    Which screen are you on now? (a) Quiz (b) Lessons (c) Me (d) Edit photo
14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now? (a) Quiz (b) Me (c) Map (d) Lessons
15. 15.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Feed tab
    4. open “Badges”
    Which screen are you on now? (a) Badges (b) Feed (c) Video (d) Chat
17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Match report”
    Which screen are you on now? (a) Quiz (b) Friend list (c) Match report (d) Lessons
18. 18.Which of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) shows 3 to 5 icons
19. 19.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
20. 20.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
21. 21.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    Which screen are you on now? (a) Home (b) Search (c) Help page (d) Map
23. 23.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) opens a list of pages (d) sits at the bottom
24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Feed tab
    Which screen are you on now? (a) Feed (b) Match report (c) Chat (d) Settings
25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    Which screen are you on now? (a) Home (b) Map (c) Match report (d) Search
26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    Which screen are you on now? (a) Home (b) Search (c) Friend list (d) Map
27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Map”
    4. tap the Search tab
    Which screen are you on now? (a) Score card (b) Home (c) Search (d) Map
28. 28.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. tap the Quiz tab
    Which screen are you on now? (a) Friend list (b) Me (c) Lessons (d) Quiz
30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. tap the Search tab
    Which screen are you on now? (a) Home (b) Profile (c) Video (d) Search
31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. open “Edit photo”
    Which screen are you on now? (a) Search (b) Video (c) Home (d) Edit photo
32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now? (a) Me (b) Quiz (c) Match report (d) Lessons
33. 33.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) sits at the bottom (d) shows 3 to 5 icons
34. 34.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) goes to the last screen (d) opens settings
35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. tap the Settings tab
    Which screen are you on now? (a) Match report (b) Feed (c) Settings (d) Chat
36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Chat tab
    Which screen are you on now? (a) Feed (b) Friend list (c) Settings (d) Chat
37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. open “Friend list”
    Which screen are you on now? (a) Feed (b) Map (c) Chat (d) Friend list
38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    4. open “Badges”
    5. tap Back
    Which screen are you on now? (a) Lessons (b) Badges (c) Match report (d) Video
40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. open “Badges”
    Which screen are you on now? (a) Home (b) Help page (c) Badges (d) Map

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