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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 215 · 40 questions
TalentJR

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.

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

Answer key

  1. 2
  2. sits at the bottom
  3. 1
  4. 1
  5. Map
  6. Me
  7. the back button
  8. Me
  9. 3
  10. undoes one move
  11. Feed
  12. Match report
  13. 3 to 5
  14. Map
  15. Help page
  16. Search
  17. 2
  18. Friend list
  19. Help page
  20. a tab bar
  21. so users do not get lost
  22. 0
  23. Search
  24. Video
  25. 1
  26. 0
  27. 0
  28. 2
  29. Settings
  30. Feed
  31. 0
  32. a menu button
  33. a menu button
  34. Search
  35. Edit photo
  36. 1
  37. Map
  38. Profile
  39. 1
  40. Search

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