App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 58 · 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.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Profile tab
   2. tap the Home tab
   3. tap the Search tab
   Which screen are you on now? (a) Search (b) Profile (c) Home
2. 2.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to look busy (d) to hide the menu
3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Video”
   2. tap Back
   3. open “Badges”
   Which screen are you on now? (a) Lessons (b) Quiz (c) Video (d) Badges
4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Help page”
   2. tap the Profile tab
   3. tap the Home tab
   Which screen are you on now? (a) Help page (b) Search (c) Profile (d) Home
5. 5.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
6. 6.Which of these is true of a tab bar? (a) goes to the last screen (b) sits at the bottom (c) hides extra links (d) opens a list of pages
7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Me tab
   2. tap the Me tab
   3. tap the Quiz tab
   4. open “Edit photo”
   5. open “Badges”
   How many times must you tap Back to reach the main screen of this tab?
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Home tab
   2. tap the Search tab
   3. open “Video”
   How many times must you tap Back to reach the main screen of this tab?
9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Map”
   2. tap the Search tab
   3. tap the Search tab
   Which screen are you on now? (a) Profile (b) Home (c) Search (d) Map
10. 10.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) at the bottom (d) nowhere
11. 11.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) opens a list of pages (d) undoes one move
12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
13. 13.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
14. 14.🧭 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
    Which screen are you on now? (a) Feed (b) Video (c) Settings (d) Chat
15. 15.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Match report”
    Which screen are you on now? (a) Feed (b) Edit photo (c) Match report (d) Chat
17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Video”
    4. tap Back
    Which screen are you on now? (a) Quiz (b) Match report (c) Video (d) Lessons
19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now? (a) Map (b) Profile (c) Home (d) Search
20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
21. 21.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Settings tab
    3. open “Score card”
    Which screen are you on now? (a) Feed (b) Score card (c) Match report (d) Chat
23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Video”
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
24. 24.Which of these is true of the back button? (a) hides extra links (b) sits at the bottom (c) opens a list of pages (d) goes to the last screen
25. 25.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. tap the Chat 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 “Score card”
    2. open “Score card”
    3. tap Back
    4. tap the Lessons tab
    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 “Edit photo”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now? (a) Edit photo (b) Feed (c) Settings (d) Chat
29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. open “Match report”
    Which screen are you on now? (a) Match report (b) Video (c) Lessons (d) Quiz
30. 30.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
31. 31.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. open “Friend list”
    Which screen are you on now? (a) Match report (b) Search (c) Home (d) Friend list
33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Match report”
    4. open “Map”
    5. tap Back
    Which screen are you on now? (a) Map (b) Search (c) Match report (d) Home
34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. tap the Chat tab
    4. tap the Chat tab
    5. open “Badges”
    Which screen are you on now? (a) Friend list (b) Badges (c) Chat (d) Feed
35. 35.Which of these is true of a tab bar? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) undoes one move
36. 36.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. tap the Quiz tab
    4. open “Match report”
    Which screen are you on now? (a) Help page (b) Badges (c) Lessons (d) Match report
39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Lessons tab
    4. open “Help page”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    Which screen are you on now? (a) Match report (b) Chat (c) Feed (d) Settings

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