App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 329 · 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.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 20 (d) 1
2. 2.Which of these is true of a tab bar? (a) hides extra links (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Video”
   2. open “Match report”
   3. open “Video”
   Which screen are you on now? (a) Feed (b) Chat (c) Video (d) Match report
4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Video”
   2. open “Friend list”
   3. open “Score card”
   How many times must you tap Back to reach the main screen of this tab?
5. 5.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
6. 6.Which of these is true of the back button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) undoes one move
7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Help page”
   2. open “Match report”
   3. tap the Search tab
   Which screen are you on now? (a) Search (b) Help page (c) Home (d) Match report
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Map”
   2. open “Score card”
   3. tap Back
   4. open “Badges”
   5. tap the Profile tab
   How many times must you tap Back to reach the main screen of this tab?
9. 9.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) a random page (d) that tab’s main screen
10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
11. 11.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Profile tab
    4. open “Help page”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now? (a) Profile (b) Search (c) Score card (d) Home
14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Lessons tab
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
15. 15.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Badges”
    4. open “Edit photo”
    5. tap the Profile tab
    Which screen are you on now? (a) Profile (b) Badges (c) Edit photo (d) Help page
17. 17.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
18. 18.🧭 What does the back button usually do? (a) deletes the page (b) closes all apps (c) opens settings (d) goes to the last screen
19. 19.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) to look busy (d) so users do not get lost
20. 20.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) hides extra links (c) undoes one move (d) opens a list of pages
21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Map”
    Which screen are you on now? (a) Home (b) Map (c) Edit photo (d) Video
22. 22.Which of these is true of a menu button? (a) switches main sections (b) hides extra links (c) shows 3 to 5 icons (d) goes to the last screen
23. 23.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) hides extra links (d) goes to the last screen
24. 24.Which of these is true of a menu button? (a) opens a list of pages (b) goes to the last screen (c) switches main sections (d) shows 3 to 5 icons
25. 25.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    3. tap Back
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Edit photo”
    Which screen are you on now? (a) Feed (b) Help page (c) Edit photo (d) Chat
29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now? (a) Badges (b) Me (c) Quiz (d) Lessons
30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    Which screen are you on now? (a) Edit photo (b) Lessons (c) Map (d) Quiz
31. 31.🧭 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 Back
    How many times must you tap Back to reach the main screen of this tab?
32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. open “Video”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
33. 33.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. open “Badges”
    Which screen are you on now? (a) Search (b) Badges (c) Profile (d) Home
35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. tap the Search tab
    5. tap the Search tab
    Which screen are you on now? (a) Search (b) Edit photo (c) Map (d) Home
36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    4. open “Help page”
    5. open “Match report”
    Which screen are you on now? (a) Home (b) Edit photo (c) Help page (d) Match report
37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. tap the Quiz tab
    Which screen are you on now? (a) Me (b) Lessons (c) Quiz
38. 38.🧭 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) Friend list (c) Search (d) Map
39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
40. 40.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button

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